---
OA_place: repository
OA_type: green
_id: '22074'
abstract:
- lang: eng
  text: We discuss how countable subadditivity of operators can be derived from subadditivity
    under mild forms of continuity, and provide examples manifesting such circumstances.
article_processing_charge: No
article_type: original
arxiv: 1
author:
- first_name: Loukas
  full_name: Grafakos, Loukas
  last_name: Grafakos
- first_name: Monica
  full_name: Visan, Monica
  id: 056daca0-b8d1-11f0-964f-f91054abf8ca
  last_name: Visan
citation:
  ama: 'Grafakos L, Vişan M. Remarks on countable subadditivity. <i>Proceedings of
    the Royal Society of Edinburgh: Section A Mathematics</i>. 2024;154(5):1504-1517.
    doi:<a href="https://doi.org/10.1017/prm.2023.77">10.1017/prm.2023.77</a>'
  apa: 'Grafakos, L., &#38; Vişan, M. (2024). Remarks on countable subadditivity.
    <i>Proceedings of the Royal Society of Edinburgh: Section A Mathematics</i>. Cambridge
    University Press. <a href="https://doi.org/10.1017/prm.2023.77">https://doi.org/10.1017/prm.2023.77</a>'
  chicago: 'Grafakos, Loukas, and Monica Vişan. “Remarks on Countable Subadditivity.”
    <i>Proceedings of the Royal Society of Edinburgh: Section A Mathematics</i>. Cambridge
    University Press, 2024. <a href="https://doi.org/10.1017/prm.2023.77">https://doi.org/10.1017/prm.2023.77</a>.'
  ieee: 'L. Grafakos and M. Vişan, “Remarks on countable subadditivity,” <i>Proceedings
    of the Royal Society of Edinburgh: Section A Mathematics</i>, vol. 154, no. 5.
    Cambridge University Press, pp. 1504–1517, 2024.'
  ista: 'Grafakos L, Vişan M. 2024. Remarks on countable subadditivity. Proceedings
    of the Royal Society of Edinburgh: Section A Mathematics. 154(5), 1504–1517.'
  mla: 'Grafakos, Loukas, and Monica Vişan. “Remarks on Countable Subadditivity.”
    <i>Proceedings of the Royal Society of Edinburgh: Section A Mathematics</i>, vol.
    154, no. 5, Cambridge University Press, 2024, pp. 1504–17, doi:<a href="https://doi.org/10.1017/prm.2023.77">10.1017/prm.2023.77</a>.'
  short: 'L. Grafakos, M. Vişan, Proceedings of the Royal Society of Edinburgh: Section
    A Mathematics 154 (2024) 1504–1517.'
das_tickbox: '1'
date_created: 2026-06-19T08:22:51Z
date_published: 2024-10-01T00:00:00Z
date_updated: 2026-06-30T11:03:28Z
day: '01'
doi: 10.1017/prm.2023.77
extern: '1'
external_id:
  arxiv:
  - '2304.07831'
fulldoi: https://doi.org/10.1017/prm.2023.77
intvolume: '       154'
issue: '5'
language:
- iso: eng
main_file_link:
- open_access: '1'
  url: https://doi.org/10.48550/arXiv.2304.07831
month: '10'
oa: 1
oa_version: Preprint
page: 1504-1517
publication: 'Proceedings of the Royal Society of Edinburgh: Section A Mathematics'
publication_identifier:
  eissn:
  - 1473-7124
  issn:
  - 0308-2105
publication_status: published
publisher: Cambridge University Press
quality_controlled: '1'
scopus_import: '1'
status: public
title: Remarks on countable subadditivity
type: journal_article
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
volume: 154
year: '2024'
...
---
DOAJ_listed: '1'
OA_place: publisher
OA_type: gold
PlanS_conform: '1'
_id: '22079'
abstract:
- lang: eng
  text: 'We prove that the cubic nonlinear Schrödinger equation (both focusing and
    defocusing) is globally well-posed in H^s(R) for any regularity s > −1/2. Well-posedness
    has long been known for s ≥ 0, see [55], but not previously for any s < 0. The
    scaling-critical value s = −1/2 is necessarily excluded here, since instantaneous
    norm inflation is known to occur [11, 40, 48]. We also prove (in a parallel fashion)
    well-posedness of the real- and complex-valued modified Korteweg–de Vries equations
    in H^s(R) for any s > −1/2. The best regularity achieved previously was s ≥ 1/4
    (see [15, 24, 33, 39]). To overcome the failure of uniform continuity of the data-to-solution
    map, we employ the method of commuting flows introduced in [37]. In stark contrast
    with our arguments in [37], an essential ingredient in this paper is the demonstration
    of a local smoothing effect for both equations. Despite the nonperturbative nature
    of the well-posedness, the gain of derivatives matches that of the underlying
    linear equation. To compensate for the local nature of the smoothing estimates,
    we also demonstrate tightness of orbits. The proofs of both local smoothing and
    tightness rely on our discovery of a new one-parameter family of coercive microscopic
    conservation laws that remain meaningful at this low regularity. '
article_number: e6
article_processing_charge: No
article_type: original
arxiv: 1
author:
- first_name: Benjamin
  full_name: Harrop-Griffiths, Benjamin
  last_name: Harrop-Griffiths
- first_name: Rowan
  full_name: Killip, Rowan
  last_name: Killip
- first_name: Monica
  full_name: Visan, Monica
  id: 056daca0-b8d1-11f0-964f-f91054abf8ca
  last_name: Visan
citation:
  ama: Harrop-Griffiths B, Killip R, Vişan M. Sharp well-posedness for the cubic NLS
    and mKdV in H^s(R). <i>Forum of Mathematics, Pi</i>. 2024;12. doi:<a href="https://doi.org/10.1017/fmp.2024.4">10.1017/fmp.2024.4</a>
  apa: Harrop-Griffiths, B., Killip, R., &#38; Vişan, M. (2024). Sharp well-posedness
    for the cubic NLS and mKdV in H^s(R). <i>Forum of Mathematics, Pi</i>. Cambridge
    University Press. <a href="https://doi.org/10.1017/fmp.2024.4">https://doi.org/10.1017/fmp.2024.4</a>
  chicago: Harrop-Griffiths, Benjamin, Rowan Killip, and Monica Vişan. “Sharp Well-Posedness
    for the Cubic NLS and MKdV in H^s(R).” <i>Forum of Mathematics, Pi</i>. Cambridge
    University Press, 2024. <a href="https://doi.org/10.1017/fmp.2024.4">https://doi.org/10.1017/fmp.2024.4</a>.
  ieee: B. Harrop-Griffiths, R. Killip, and M. Vişan, “Sharp well-posedness for the
    cubic NLS and mKdV in H^s(R),” <i>Forum of Mathematics, Pi</i>, vol. 12. Cambridge
    University Press, 2024.
  ista: Harrop-Griffiths B, Killip R, Vişan M. 2024. Sharp well-posedness for the
    cubic NLS and mKdV in H^s(R). Forum of Mathematics, Pi. 12, e6.
  mla: Harrop-Griffiths, Benjamin, et al. “Sharp Well-Posedness for the Cubic NLS
    and MKdV in H^s(R).” <i>Forum of Mathematics, Pi</i>, vol. 12, e6, Cambridge University
    Press, 2024, doi:<a href="https://doi.org/10.1017/fmp.2024.4">10.1017/fmp.2024.4</a>.
  short: B. Harrop-Griffiths, R. Killip, M. Vişan, Forum of Mathematics, Pi 12 (2024).
das_tickbox: '1'
date_created: 2026-06-19T08:26:10Z
date_published: 2024-04-02T00:00:00Z
date_updated: 2026-06-30T12:16:50Z
day: '02'
ddc:
- '500'
doi: 10.1017/fmp.2024.4
extern: '1'
external_id:
  arxiv:
  - '2003.05011'
fulldoi: https://doi.org/10.1017/fmp.2024.4
has_accepted_license: '1'
intvolume: '        12'
language:
- iso: eng
main_file_link:
- open_access: '1'
  url: https://doi.org/10.1017/fmp.2024.4
mathsc:
- 35Q55
- 35Q53
- 37K10
month: '04'
oa: 1
oa_version: Published Version
publication: Forum of Mathematics, Pi
publication_identifier:
  eissn:
  - 2050-5086
publication_status: published
publisher: Cambridge University Press
quality_controlled: '1'
scopus_import: '1'
status: public
title: Sharp well-posedness for the cubic NLS and mKdV in H^s(R)
tmp:
  image: /images/cc_by.png
  legal_code_url: https://creativecommons.org/licenses/by/4.0/legalcode
  name: Creative Commons Attribution 4.0 International Public License (CC-BY 4.0)
  short: CC BY (4.0)
type: journal_article
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
volume: 12
year: '2024'
...
---
DOAJ_listed: '1'
OA_place: publisher
OA_type: gold
PlanS_conform: '1'
_id: '22123'
abstract:
- lang: eng
  text: Frontal ablation is responsible for a large fraction of the mass loss from
    tidewater glaciers. The main contributors to frontal ablation are iceberg calving
    and submarine melting, with calving often being the largest. However, submarine
    melting, in addition to its direct contribution to mass loss, also promotes calving
    through the changes induced in the stress field at the glacier terminus, so both
    processes should be jointly analysed. Among the factors influencing submarine
    melting, the formation of a buoyant plume due to the emergence of fresh subglacial
    water at the glacier grounding line plays a key role. In this study we used Elmer/Ice
    to develop a 3D glacier dynamics model including calving and subglacial hydrology
    coupled with a line plume model to calculate the calving front position at every
    time step. We applied this model to the Hansbreen–Hansbukta glacier–fjord system
    in southern Spitsbergen, Svalbard, where a large set of data are available for
    both the glacier and the fjord from September 2008 to March 2011. We found that
    our 3D model reproduced the expected seasonal cycle of advance–retreat. Besides,
    the modelled front positions were in good agreement with the observed front positions
    at the central part of the calving front, with longitudinal differences, on average,
    below 15 m for the period from December 2009 to March 2011. But there were regions
    of the front, especially the eastern margin, that presented major differences.
article_processing_charge: Yes
article_type: original
author:
- first_name: José M
  full_name: Muñoz Hermosilla, José M
  id: e1037a6d-646e-11ef-b402-e0ed9ab0901e
  last_name: Muñoz Hermosilla
  orcid: 0000-0002-1990-8508
- first_name: Jaime
  full_name: Otero, Jaime
  last_name: Otero
- first_name: Eva
  full_name: De Andrés, Eva
  last_name: De Andrés
- first_name: Kaian
  full_name: Shahateet, Kaian
  last_name: Shahateet
- first_name: Francisco
  full_name: Navarro, Francisco
  last_name: Navarro
- first_name: Iván
  full_name: Pérez-Doña, Iván
  last_name: Pérez-Doña
citation:
  ama: Muñoz Hermosilla JM, Otero J, De Andrés E, Shahateet K, Navarro F, Pérez-Doña
    I. A 3D glacier dynamics–line plume model to estimate the frontal ablation of
    Hansbreen, Svalbard. <i>The Cryosphere</i>. 2024;18(4):1911-1924. doi:<a href="https://doi.org/10.5194/tc-18-1911-2024">10.5194/tc-18-1911-2024</a>
  apa: Muñoz Hermosilla, J. M., Otero, J., De Andrés, E., Shahateet, K., Navarro,
    F., &#38; Pérez-Doña, I. (2024). A 3D glacier dynamics–line plume model to estimate
    the frontal ablation of Hansbreen, Svalbard. <i>The Cryosphere</i>. Copernicus
    Publications. <a href="https://doi.org/10.5194/tc-18-1911-2024">https://doi.org/10.5194/tc-18-1911-2024</a>
  chicago: Muñoz Hermosilla, José M, Jaime Otero, Eva De Andrés, Kaian Shahateet,
    Francisco Navarro, and Iván Pérez-Doña. “A 3D Glacier Dynamics–Line Plume Model
    to Estimate the Frontal Ablation of Hansbreen, Svalbard.” <i>The Cryosphere</i>.
    Copernicus Publications, 2024. <a href="https://doi.org/10.5194/tc-18-1911-2024">https://doi.org/10.5194/tc-18-1911-2024</a>.
  ieee: J. M. Muñoz Hermosilla, J. Otero, E. De Andrés, K. Shahateet, F. Navarro,
    and I. Pérez-Doña, “A 3D glacier dynamics–line plume model to estimate the frontal
    ablation of Hansbreen, Svalbard,” <i>The Cryosphere</i>, vol. 18, no. 4. Copernicus
    Publications, pp. 1911–1924, 2024.
  ista: Muñoz Hermosilla JM, Otero J, De Andrés E, Shahateet K, Navarro F, Pérez-Doña
    I. 2024. A 3D glacier dynamics–line plume model to estimate the frontal ablation
    of Hansbreen, Svalbard. The Cryosphere. 18(4), 1911–1924.
  mla: Muñoz Hermosilla, José M., et al. “A 3D Glacier Dynamics–Line Plume Model to
    Estimate the Frontal Ablation of Hansbreen, Svalbard.” <i>The Cryosphere</i>,
    vol. 18, no. 4, Copernicus Publications, 2024, pp. 1911–24, doi:<a href="https://doi.org/10.5194/tc-18-1911-2024">10.5194/tc-18-1911-2024</a>.
  short: J.M. Muñoz Hermosilla, J. Otero, E. De Andrés, K. Shahateet, F. Navarro,
    I. Pérez-Doña, The Cryosphere 18 (2024) 1911–1924.
das_tickbox: '1'
date_created: 2026-06-22T12:18:27Z
date_published: 2024-04-23T00:00:00Z
date_updated: 2026-07-02T07:13:15Z
day: '23'
ddc:
- '550'
doi: 10.5194/tc-18-1911-2024
extern: '1'
fulldoi: https://doi.org/10.5194/tc-18-1911-2024
has_accepted_license: '1'
intvolume: '        18'
issue: '4'
language:
- iso: eng
main_file_link:
- open_access: '1'
  url: https://doi.org/10.5194/tc-18-1911-2024
month: '04'
oa: 1
oa_version: Published Version
page: 1911-1924
publication: The Cryosphere
publication_identifier:
  eissn:
  - 1994-0424
publication_status: published
publisher: Copernicus Publications
quality_controlled: '1'
related_material:
  record:
  - id: '22125'
    relation: earlier_version
    status: public
scopus_import: '1'
status: public
title: A 3D glacier dynamics–line plume model to estimate the frontal ablation of
  Hansbreen, Svalbard
tmp:
  image: /images/cc_by.png
  legal_code_url: https://creativecommons.org/licenses/by/4.0/legalcode
  name: Creative Commons Attribution 4.0 International Public License (CC-BY 4.0)
  short: CC BY (4.0)
type: journal_article
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
volume: 18
year: '2024'
...
---
OA_place: repository
OA_type: green
_id: '20701'
abstract:
- lang: eng
  text: "A Proof of Exponentiation (PoE) allows a prover to efficiently convince a
    verifier that \U0001D466 = \U0001D465\r\n\U0001D452\r\nin some group of unknown
    order. PoEs\r\nare the basis for practical constructions of Verifiable Delay Functions
    (VDFs), which, in turn, are important for various higher-level\r\nprotocols in
    distributed computing. In applications such as distributed consensus, many PoEs
    are generated regularly, motivating\r\nprotocols for secure aggregation of batches
    of statements into a\r\nfew statements to improve the efficiency for both parties.
    Rotem\r\n(TCC 2021) recently presented two such generic batch PoEs.\r\nIn this
    work, we introduce two batch PoEs that outperform\r\nboth proposals of Rotem and
    we evaluate their practicality. First,\r\nwe show that the two batch PoEs of Rotem
    can be combined to\r\nimprove the overall efficiency by at least a factor of two.
    Second, we\r\nrevisit the work of Bellare, Garay, and Rabin (EUROCRYPT 1998)\r\non
    batch verification of digital signatures and show that, under the\r\nlow order
    assumption, their bucket test can be securely adapted to\r\nthe setting of groups
    of unknown order. The resulting batch PoE\r\nquickly outperforms the state of
    the art in the expected number of\r\ngroup multiplications with the growing number
    of instances, and it\r\ndecreases the cost of batching by an order of magnitude
    already for\r\nhundreds of thousands of instances. Importantly, it is the first
    batch\r\nPoE that significantly decreases both the proof size and complexity\r\nof
    verification. Our experimental evaluations show that even a nonoptimized implementation
    achieves such improvements, which\r\nwould match the demands of real-life systems
    requiring large-scale\r\nPoE processing.\r\nFinally, even though our proof techniques
    are conceptually similar to Rotem, we give an improved analysis of the application
    of the\r\nlow order assumption towards secure batching of PoE instances,\r\nresulting
    in a tight reduction, which is important when setting the\r\nsecurity parameter
    in practice."
acknowledgement: Pavel Hubáček was supported by the Institute of Mathematics, Czech
  Academy of Sciences (RVO 67985840).
article_number: 2024/145
article_processing_charge: No
author:
- first_name: Charlotte
  full_name: Hoffmann, Charlotte
  id: 0f78d746-dc7d-11ea-9b2f-83f92091afe7
  last_name: Hoffmann
  orcid: 0000-0003-2027-5549
- first_name: Pavel
  full_name: Hubáček, Pavel
  last_name: Hubáček
- first_name: Svetlana
  full_name: Ivanova, Svetlana
  last_name: Ivanova
citation:
  ama: Hoffmann C, Hubáček P, Ivanova S. Practical batch proofs of exponentiation.
    <i>Cryptology ePrint Archive</i>.
  apa: Hoffmann, C., Hubáček, P., &#38; Ivanova, S. (n.d.). Practical batch proofs
    of exponentiation. <i>Cryptology ePrint Archive</i>. International Association
    for Cryptologic Research.
  chicago: Hoffmann, Charlotte, Pavel Hubáček, and Svetlana Ivanova. “Practical Batch
    Proofs of Exponentiation.” <i>Cryptology EPrint Archive</i>. International Association
    for Cryptologic Research, n.d.
  ieee: C. Hoffmann, P. Hubáček, and S. Ivanova, “Practical batch proofs of exponentiation,”
    <i>Cryptology ePrint Archive</i>. International Association for Cryptologic Research.
  ista: Hoffmann C, Hubáček P, Ivanova S. Practical batch proofs of exponentiation.
    Cryptology ePrint Archive, 2024/145.
  mla: Hoffmann, Charlotte, et al. “Practical Batch Proofs of Exponentiation.” <i>Cryptology
    EPrint Archive</i>, 2024/145, International Association for Cryptologic Research.
  short: C. Hoffmann, P. Hubáček, S. Ivanova, Cryptology EPrint Archive (n.d.).
corr_author: '1'
cryptoeprintid: 1
das_tickbox: '1'
date_created: 2025-11-27T10:13:38Z
date_published: 2024-02-02T00:00:00Z
date_updated: 2026-07-06T13:15:28Z
day: '02'
department:
- _id: KrPi
external_id:
  cryptoeprintid:
  - 2024/145
language:
- iso: eng
main_file_link:
- open_access: '1'
  url: https://eprint.iacr.org/2024/145
month: '02'
oa: 1
oa_version: Preprint
publication: Cryptology ePrint Archive
publication_status: draft
publisher: International Association for Cryptologic Research
related_material:
  record:
  - id: '20920'
    relation: dissertation_contains
    status: public
  - id: '20556'
    relation: dissertation_contains
    status: public
status: public
title: Practical batch proofs of exponentiation
tmp:
  image: /images/cc_by.png
  legal_code_url: https://creativecommons.org/licenses/by/4.0/legalcode
  name: Creative Commons Attribution 4.0 International Public License (CC-BY 4.0)
  short: CC BY (4.0)
type: preprint
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
year: '2024'
...
---
OA_place: publisher
OA_type: hybrid
_id: '22154'
abstract:
- lang: eng
  text: 'The inertia bound and ratio bound (also known as the Cvetković bound and
    Hoffman bound) are two fundamental inequalities in spectral graph theory, giving
    upper bounds on the independence number a(G) of a graph G in terms of spectral
    information about a weighted adjacency matrix of G. For both inequalities, given
    a graph G, one needs to make a judicious choice of weighted adjacency matrix to
    obtain as strong a bound as possible. While there is a well‐established theory
    surrounding the ratio bound, the inertia bound is much more mysterious, and its
    limits are rather unclear. In fact, only recently did Sinkovic find the first
    example of a graph for which the inertia bound is not tight (for any weighted
    adjacency matrix), answering a longstanding question of Godsil. We show that the
    inertia bound can be extremely far from tight, and in fact can significantly underperform
    the ratio bound: for example, one of our results is that for infinitely many n,
    there is an n‐vertex graph for which even the unweighted ratio bound can prove
    a(G)<4n^3/4, but the inertia bound is always at least n/4. In particular, these
    results address questions of Rooney, Sinkovic, and Wocjan–Elphick–Abiad.'
acknowledgement: Open access funding provided by Eidgenossische Technische Hochschule
  Zurich.
article_processing_charge: Yes (via OA deal)
article_type: original
arxiv: 1
author:
- first_name: Matthew
  full_name: Kwan, Matthew
  last_name: Kwan
- first_name: Yuval
  full_name: Wigderson, Yuval
  id: 2d0023a0-1567-11f0-833d-d5c1e476d4b5
  last_name: Wigderson
citation:
  ama: Kwan M, Wigderson Y. The inertia bound is far from tight. <i>Bulletin of the
    London Mathematical Society</i>. 2024;56(10):3196-3208. doi:<a href="https://doi.org/10.1112/blms.13127">10.1112/blms.13127</a>
  apa: Kwan, M., &#38; Wigderson, Y. (2024). The inertia bound is far from tight.
    <i>Bulletin of the London Mathematical Society</i>. Wiley. <a href="https://doi.org/10.1112/blms.13127">https://doi.org/10.1112/blms.13127</a>
  chicago: Kwan, Matthew, and Yuval Wigderson. “The Inertia Bound Is Far from Tight.”
    <i>Bulletin of the London Mathematical Society</i>. Wiley, 2024. <a href="https://doi.org/10.1112/blms.13127">https://doi.org/10.1112/blms.13127</a>.
  ieee: M. Kwan and Y. Wigderson, “The inertia bound is far from tight,” <i>Bulletin
    of the London Mathematical Society</i>, vol. 56, no. 10. Wiley, pp. 3196–3208,
    2024.
  ista: Kwan M, Wigderson Y. 2024. The inertia bound is far from tight. Bulletin of
    the London Mathematical Society. 56(10), 3196–3208.
  mla: Kwan, Matthew, and Yuval Wigderson. “The Inertia Bound Is Far from Tight.”
    <i>Bulletin of the London Mathematical Society</i>, vol. 56, no. 10, Wiley, 2024,
    pp. 3196–208, doi:<a href="https://doi.org/10.1112/blms.13127">10.1112/blms.13127</a>.
  short: M. Kwan, Y. Wigderson, Bulletin of the London Mathematical Society 56 (2024)
    3196–3208.
date_created: 2026-06-29T10:49:18Z
date_published: 2024-10-01T00:00:00Z
date_updated: 2026-07-08T07:34:36Z
day: '01'
ddc:
- '500'
doi: 10.1112/blms.13127
extern: '1'
external_id:
  arxiv:
  - '2312.04925'
fulldoi: https://doi.org/10.1112/blms.13127
intvolume: '        56'
issue: '10'
language:
- iso: eng
main_file_link:
- open_access: '1'
  url: https://doi.org/10.1112/blms.13127
month: '10'
oa: 1
oa_version: Published Version
page: 3196-3208
publication: Bulletin of the London Mathematical Society
publication_identifier:
  eissn:
  - 1469-2120
  issn:
  - 0024-6093
publication_status: published
publisher: Wiley
quality_controlled: '1'
scopus_import: '1'
status: public
title: The inertia bound is far from tight
tmp:
  image: /images/cc_by.png
  legal_code_url: https://creativecommons.org/licenses/by/4.0/legalcode
  name: Creative Commons Attribution 4.0 International Public License (CC-BY 4.0)
  short: CC BY (4.0)
type: journal_article
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
volume: 56
year: '2024'
...
---
OA_place: repository
OA_type: green
_id: '22179'
abstract:
- lang: eng
  text: "Burr and Erd˝os in 1975 conjectured, and Chv´atal, R¨odl, Szemer´edi and\r\nTrotter
    later proved, that the Ramsey number of any bounded degree\r\ngraph is linear
    in the number of vertices. In this paper, we disprove\r\nthe natural directed
    analogue of the Burr–Erd˝os conjecture, answering a\r\nquestion of Buci´c, Letzter,
    and Sudakov. If H is an acyclic digraph, the\r\noriented Ramsey number of H, denoted
    −→r1(H), is the least N such that\r\nevery tournament on N vertices contains a
    copy of H. We show that for\r\nany Δ ≥ 2 and any sufficiently large n, there exists
    an acyclic digraph H\r\nwith n vertices and maximum degree Δ such that\r\n−→r1(H)
    ≥ nΩ(Δ2/3/ log5/3 Δ).\r\nThis proves that −→r1(H) is not always linear in the
    number of vertices for\r\nbounded-degree H. On the other hand, we show that −→r1(H)
    is nearly linear\r\nin the number of vertices for typical bounded-degree acyclic
    digraphs H,\r\nand obtain linear or nearly linear bounds for several natural families
    of\r\nbounded-degree acyclic digraphs.\r\nFor multiple colors, we prove a quasi-polynomial
    upper bound −→rk(H)=\r\n2(log n)Ok(1) for all bounded-degree acyclic digraphs
    H on n vertices, where −→rk(H) is the least N such that every k-edge-colored tournament
    on N\r\nvertices contains a monochromatic copy of H. For k ≥ 2 and n ≥ 4, we\r\nexhibit
    an acyclic digraph H with n vertices and maximum degree 3 such\r\nthat −→rk(H)
    ≥ nΩ(log n/ log log n), showing that these Ramsey numbers can\r\ngrow faster than
    any polynomial in the number of vertices."
article_processing_charge: No
article_type: original
arxiv: 1
author:
- first_name: Jacob
  full_name: Fox, Jacob
  last_name: Fox
- first_name: Xiaoyu
  full_name: He, Xiaoyu
  last_name: He
- first_name: Yuval
  full_name: Wigderson, Yuval
  id: 2d0023a0-1567-11f0-833d-d5c1e476d4b5
  last_name: Wigderson
citation:
  ama: Fox J, He X, Wigderson Y. Ramsey numbers of sparse digraphs. <i>Israel Journal
    of Mathematics</i>. 2024;263(1):1-48. doi:<a href="https://doi.org/10.1007/s11856-024-2624-y">10.1007/s11856-024-2624-y</a>
  apa: Fox, J., He, X., &#38; Wigderson, Y. (2024). Ramsey numbers of sparse digraphs.
    <i>Israel Journal of Mathematics</i>. Springer Nature. <a href="https://doi.org/10.1007/s11856-024-2624-y">https://doi.org/10.1007/s11856-024-2624-y</a>
  chicago: Fox, Jacob, Xiaoyu He, and Yuval Wigderson. “Ramsey Numbers of Sparse Digraphs.”
    <i>Israel Journal of Mathematics</i>. Springer Nature, 2024. <a href="https://doi.org/10.1007/s11856-024-2624-y">https://doi.org/10.1007/s11856-024-2624-y</a>.
  ieee: J. Fox, X. He, and Y. Wigderson, “Ramsey numbers of sparse digraphs,” <i>Israel
    Journal of Mathematics</i>, vol. 263, no. 1. Springer Nature, pp. 1–48, 2024.
  ista: Fox J, He X, Wigderson Y. 2024. Ramsey numbers of sparse digraphs. Israel
    Journal of Mathematics. 263(1), 1–48.
  mla: Fox, Jacob, et al. “Ramsey Numbers of Sparse Digraphs.” <i>Israel Journal of
    Mathematics</i>, vol. 263, no. 1, Springer Nature, 2024, pp. 1–48, doi:<a href="https://doi.org/10.1007/s11856-024-2624-y">10.1007/s11856-024-2624-y</a>.
  short: J. Fox, X. He, Y. Wigderson, Israel Journal of Mathematics 263 (2024) 1–48.
date_created: 2026-06-29T10:59:02Z
date_published: 2024-10-01T00:00:00Z
date_updated: 2026-07-14T09:08:32Z
day: '01'
doi: 10.1007/s11856-024-2624-y
extern: '1'
external_id:
  arxiv:
  - '2105.02383'
fulldoi: https://doi.org/10.1007/s11856-024-2624-y
intvolume: '       263'
issue: '1'
language:
- iso: eng
main_file_link:
- open_access: '1'
  url: https://doi.org/10.48550/arXiv.2105.02383
month: '10'
oa: 1
oa_version: Preprint
page: 1-48
publication: Israel Journal of Mathematics
publication_identifier:
  eissn:
  - 1565-8511
  issn:
  - 0021-2172
publication_status: published
publisher: Springer Nature
quality_controlled: '1'
scopus_import: '1'
status: public
title: Ramsey numbers of sparse digraphs
type: journal_article
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
volume: 263
year: '2024'
...
---
OA_place: repository
OA_type: green
_id: '22180'
abstract:
- lang: eng
  text: Given a graph , its Ramsey number  is the minimum  so that every two‐coloring
    of  contains a monochromatic copy of . It was conjectured by Conlon, Fox, and
    Sudakov that if one deletes a single vertex from , the Ramsey number can change
    by at most a constant factor. We disprove this conjecture, exhibiting an infinite
    family of graphs such that deleting a single vertex from each decreases the Ramsey
    number by a super‐constant factor. One consequence of this result is the following.
    There exists a family of graphs  so that in any Ramsey coloring for  (i.e., a
    coloring of a clique on  vertices with no monochromatic copy of ), one of the
    color classes has density .
article_processing_charge: No
article_type: original
author:
- first_name: Yuval
  full_name: Wigderson, Yuval
  id: 2d0023a0-1567-11f0-833d-d5c1e476d4b5
  last_name: Wigderson
citation:
  ama: Wigderson Y. Ramsey numbers upon vertex deletion. <i>Journal of Graph Theory</i>.
    2024;106(3):663-675. doi:<a href="https://doi.org/10.1002/jgt.23093">10.1002/jgt.23093</a>
  apa: Wigderson, Y. (2024). Ramsey numbers upon vertex deletion. <i>Journal of Graph
    Theory</i>. Wiley. <a href="https://doi.org/10.1002/jgt.23093">https://doi.org/10.1002/jgt.23093</a>
  chicago: Wigderson, Yuval. “Ramsey Numbers upon Vertex Deletion.” <i>Journal of
    Graph Theory</i>. Wiley, 2024. <a href="https://doi.org/10.1002/jgt.23093">https://doi.org/10.1002/jgt.23093</a>.
  ieee: Y. Wigderson, “Ramsey numbers upon vertex deletion,” <i>Journal of Graph Theory</i>,
    vol. 106, no. 3. Wiley, pp. 663–675, 2024.
  ista: Wigderson Y. 2024. Ramsey numbers upon vertex deletion. Journal of Graph Theory.
    106(3), 663–675.
  mla: Wigderson, Yuval. “Ramsey Numbers upon Vertex Deletion.” <i>Journal of Graph
    Theory</i>, vol. 106, no. 3, Wiley, 2024, pp. 663–75, doi:<a href="https://doi.org/10.1002/jgt.23093">10.1002/jgt.23093</a>.
  short: Y. Wigderson, Journal of Graph Theory 106 (2024) 663–675.
date_created: 2026-06-29T10:59:24Z
date_published: 2024-07-01T00:00:00Z
date_updated: 2026-07-14T09:10:28Z
day: '01'
doi: 10.1002/jgt.23093
extern: '1'
external_id:
  unknown:
  - '2208.11181'
fulldoi: https://doi.org/10.1002/jgt.23093
intvolume: '       106'
issue: '3'
language:
- iso: eng
main_file_link:
- open_access: '1'
  url: https://doi.org/10.48550/arXiv.2208.11181
month: '07'
oa: 1
oa_version: Preprint
page: 663-675
publication: Journal of Graph Theory
publication_identifier:
  eissn:
  - 1097-0118
  issn:
  - 0364-9024
publication_status: published
publisher: Wiley
quality_controlled: '1'
scopus_import: '1'
status: public
title: Ramsey numbers upon vertex deletion
type: journal_article
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
volume: 106
year: '2024'
...
---
OA_place: repository
OA_type: green
_id: '22190'
abstract:
- lang: eng
  text: "We consider the set of \U0001D45A×\U0001D45B matrices with rational entries
    having numerator and denominator of size at most H and obtain various upper bounds
    on the number of such matrices of a given rank, or with a given determinant, or
    a given characteristic polynomial. We also consider similar questions for matrices
    whose entries are Egyptian fractions."
article_processing_charge: No
article_type: original
arxiv: 1
author:
- first_name: Muhammad
  full_name: Afifurrahman, Muhammad
  last_name: Afifurrahman
- first_name: Vivian Zieve
  full_name: Kuperberg, Vivian Zieve
  id: c3bac823-112d-11f0-a3f5-c264f852e697
  last_name: Kuperberg
- first_name: Alina
  full_name: Ostafe, Alina
  last_name: Ostafe
- first_name: Igor E.
  full_name: Shparlinski, Igor E.
  last_name: Shparlinski
citation:
  ama: Afifurrahman M, Kuperberg VZ, Ostafe A, Shparlinski IE. Statistics of ranks,
    determinants and characteristic polynomials of rational matrices. <i>Forum Mathematicum</i>.
    2024;37(4). doi:<a href="https://doi.org/10.1515/forum-2024-0114">10.1515/forum-2024-0114</a>
  apa: Afifurrahman, M., Kuperberg, V. Z., Ostafe, A., &#38; Shparlinski, I. E. (2024).
    Statistics of ranks, determinants and characteristic polynomials of rational matrices.
    <i>Forum Mathematicum</i>. De Gruyter. <a href="https://doi.org/10.1515/forum-2024-0114">https://doi.org/10.1515/forum-2024-0114</a>
  chicago: Afifurrahman, Muhammad, Vivian Zieve Kuperberg, Alina Ostafe, and Igor
    E. Shparlinski. “Statistics of Ranks, Determinants and Characteristic Polynomials
    of Rational Matrices.” <i>Forum Mathematicum</i>. De Gruyter, 2024. <a href="https://doi.org/10.1515/forum-2024-0114">https://doi.org/10.1515/forum-2024-0114</a>.
  ieee: M. Afifurrahman, V. Z. Kuperberg, A. Ostafe, and I. E. Shparlinski, “Statistics
    of ranks, determinants and characteristic polynomials of rational matrices,” <i>Forum
    Mathematicum</i>, vol. 37, no. 4. De Gruyter, 2024.
  ista: Afifurrahman M, Kuperberg VZ, Ostafe A, Shparlinski IE. 2024. Statistics of
    ranks, determinants and characteristic polynomials of rational matrices. Forum
    Mathematicum. 37(4).
  mla: Afifurrahman, Muhammad, et al. “Statistics of Ranks, Determinants and Characteristic
    Polynomials of Rational Matrices.” <i>Forum Mathematicum</i>, vol. 37, no. 4,
    De Gruyter, 2024, doi:<a href="https://doi.org/10.1515/forum-2024-0114">10.1515/forum-2024-0114</a>.
  short: M. Afifurrahman, V.Z. Kuperberg, A. Ostafe, I.E. Shparlinski, Forum Mathematicum
    37 (2024).
date_created: 2026-06-29T12:55:47Z
date_published: 2024-01-01T00:00:00Z
date_updated: 2026-07-14T10:48:41Z
doi: 10.1515/forum-2024-0114
extern: '1'
external_id:
  arxiv:
  - '2401.10086'
fulldoi: https://doi.org/10.1515/forum-2024-0114
intvolume: '        37'
issue: '4'
language:
- iso: eng
main_file_link:
- open_access: '1'
  url: https://doi.org/10.48550/arXiv.2401.10086
mathsc:
- 11C20
- 15B36
- 15B52
month: '01'
oa: 1
oa_version: Preprint
publication: Forum Mathematicum
publication_identifier:
  eissn:
  - 1435-5337
  issn:
  - 0933-7741
publication_status: published
publisher: De Gruyter
quality_controlled: '1'
scopus_import: '1'
status: public
title: Statistics of ranks, determinants and characteristic polynomials of rational
  matrices
type: journal_article
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
volume: 37
year: '2024'
...
---
OA_place: repository
OA_type: green
_id: '22197'
abstract:
- lang: eng
  text: "We study the distribution of consecutive sums of two squares\r\nin arithmetic
    progressions. If {En}n∈N is the sequence of\r\nsums of two squares in increasing
    order, we show that for\r\nany modulus q and any congruence classes a1, a2, a3
    mod q\r\nwhich are admissible in the sense that there are solutions\r\nto x2 +
    y2 ≡ ai mod q, there exist infinitely many n with\r\nEn+i−1 ≡ ai mod q, for i
    =1, 2, 3. We also show that for\r\nany r1, r2 ≥ 1, there exist infinitely many
    n with En+i−1 ≡\r\na1 mod q for 1 ≤ i ≤ r1 and En+i−1 ≡ a2 mod q for\r\nr1 +1
    ≤ i ≤ r1 + r2"
article_processing_charge: No
article_type: original
arxiv: 1
author:
- first_name: Noam
  full_name: Kimmel, Noam
  last_name: Kimmel
- first_name: Vivian Zieve
  full_name: Kuperberg, Vivian Zieve
  id: c3bac823-112d-11f0-a3f5-c264f852e697
  last_name: Kuperberg
citation:
  ama: Kimmel N, Kuperberg VZ. Consecutive runs of sums of two squares. <i>Journal
    of Number Theory</i>. 2024;264:135-147. doi:<a href="https://doi.org/10.1016/j.jnt.2024.05.003">10.1016/j.jnt.2024.05.003</a>
  apa: Kimmel, N., &#38; Kuperberg, V. Z. (2024). Consecutive runs of sums of two
    squares. <i>Journal of Number Theory</i>. Elsevier. <a href="https://doi.org/10.1016/j.jnt.2024.05.003">https://doi.org/10.1016/j.jnt.2024.05.003</a>
  chicago: Kimmel, Noam, and Vivian Zieve Kuperberg. “Consecutive Runs of Sums of
    Two Squares.” <i>Journal of Number Theory</i>. Elsevier, 2024. <a href="https://doi.org/10.1016/j.jnt.2024.05.003">https://doi.org/10.1016/j.jnt.2024.05.003</a>.
  ieee: N. Kimmel and V. Z. Kuperberg, “Consecutive runs of sums of two squares,”
    <i>Journal of Number Theory</i>, vol. 264. Elsevier, pp. 135–147, 2024.
  ista: Kimmel N, Kuperberg VZ. 2024. Consecutive runs of sums of two squares. Journal
    of Number Theory. 264, 135–147.
  mla: Kimmel, Noam, and Vivian Zieve Kuperberg. “Consecutive Runs of Sums of Two
    Squares.” <i>Journal of Number Theory</i>, vol. 264, Elsevier, 2024, pp. 135–47,
    doi:<a href="https://doi.org/10.1016/j.jnt.2024.05.003">10.1016/j.jnt.2024.05.003</a>.
  short: N. Kimmel, V.Z. Kuperberg, Journal of Number Theory 264 (2024) 135–147.
date_created: 2026-06-29T12:58:28Z
date_published: 2024-11-01T00:00:00Z
date_updated: 2026-07-14T11:10:45Z
day: '01'
doi: 10.1016/j.jnt.2024.05.003
extern: '1'
external_id:
  arxiv:
  - '2306.12855'
fulldoi: https://doi.org/10.1016/j.jnt.2024.05.003
intvolume: '       264'
language:
- iso: eng
main_file_link:
- url: https://doi.org/10.48550/arXiv.2306.12855
month: '11'
oa_version: Preprint
page: 135-147
publication: Journal of Number Theory
publication_identifier:
  issn:
  - 0022-314X
publication_status: published
publisher: Elsevier
quality_controlled: '1'
scopus_import: '1'
status: public
title: Consecutive runs of sums of two squares
type: journal_article
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
volume: 264
year: '2024'
...
---
OA_place: publisher
OA_type: hybrid
PlanS_conform: '1'
_id: '22209'
abstract:
- lang: eng
  text: The curvature of elongated microscopic building blocks plays a crucial role
    on their self-assembly into orientationally ordered phases. While rod-like molecules
    form a handful of liquid crystal (LC) phases, curved or banana-shaped molecules
    show more than fifty phases, with fascinating physical properties, such as chirality
    or polarity. Despite the fundamental and technological importance of these so-called
    ‘banana-shaped liquid crystals’, little is known about their microscopic details
    at the single-molecule level. Curved colloidal liquid crystals—liquid crystals
    formed by curved colloidal rods—are excellent model systems to optically resolve
    the structure and dynamics of curved building blocks within these condensed phases.
    Recent advances in the synthesis of curved rod-like particles have unlocked the
    potential for studying—at the single-particle level—the intimate relationship
    between shape and phase symmetry, and even confirmed the stability of elusive
    LC phases. Further developments in this nascent field promise exciting findings,
    such as the first observation of the colloidal twist-bend nematic phase or the
    fabrication of functional materials with curvature-dependent properties. In this
    Report on Progress, we will highlight recent advances in the synthesis and assembly
    of curved colloidal liquid crystals and discuss the upcoming challenges and opportunities
    of this field.
article_number: '094601'
article_processing_charge: No
article_type: review
author:
- first_name: Carla
  full_name: Fernández-Rico, Carla
  id: 492def71-6250-11f0-b278-d41dbd241b62
  last_name: Fernández-Rico
- first_name: Roel P A
  full_name: Dullens, Roel P A
  last_name: Dullens
citation:
  ama: 'Fernández-Rico C, Dullens RPA. Liquid crystals from curved colloidal rods:
    Waves, twists and more. <i>Reports on Progress in Physics</i>. 2024;87(9). doi:<a
    href="https://doi.org/10.1088/1361-6633/ad627b">10.1088/1361-6633/ad627b</a>'
  apa: 'Fernández-Rico, C., &#38; Dullens, R. P. A. (2024). Liquid crystals from curved
    colloidal rods: Waves, twists and more. <i>Reports on Progress in Physics</i>.
    IOP Publishing. <a href="https://doi.org/10.1088/1361-6633/ad627b">https://doi.org/10.1088/1361-6633/ad627b</a>'
  chicago: 'Fernández-Rico, Carla, and Roel P A Dullens. “Liquid Crystals from Curved
    Colloidal Rods: Waves, Twists and More.” <i>Reports on Progress in Physics</i>.
    IOP Publishing, 2024. <a href="https://doi.org/10.1088/1361-6633/ad627b">https://doi.org/10.1088/1361-6633/ad627b</a>.'
  ieee: 'C. Fernández-Rico and R. P. A. Dullens, “Liquid crystals from curved colloidal
    rods: Waves, twists and more,” <i>Reports on Progress in Physics</i>, vol. 87,
    no. 9. IOP Publishing, 2024.'
  ista: 'Fernández-Rico C, Dullens RPA. 2024. Liquid crystals from curved colloidal
    rods: Waves, twists and more. Reports on Progress in Physics. 87(9), 094601.'
  mla: 'Fernández-Rico, Carla, and Roel P. A. Dullens. “Liquid Crystals from Curved
    Colloidal Rods: Waves, Twists and More.” <i>Reports on Progress in Physics</i>,
    vol. 87, no. 9, 094601, IOP Publishing, 2024, doi:<a href="https://doi.org/10.1088/1361-6633/ad627b">10.1088/1361-6633/ad627b</a>.'
  short: C. Fernández-Rico, R.P.A. Dullens, Reports on Progress in Physics 87 (2024).
date_created: 2026-06-30T06:31:09Z
date_published: 2024-08-12T00:00:00Z
date_updated: 2026-07-15T06:27:28Z
day: '12'
ddc:
- '540'
doi: 10.1088/1361-6633/ad627b
extern: '1'
external_id:
  pmid:
  - '38996410'
fulldoi: https://doi.org/10.1088/1361-6633/ad627b
has_accepted_license: '1'
intvolume: '        87'
issue: '9'
language:
- iso: eng
main_file_link:
- open_access: '1'
  url: https://doi.org/10.1088/1361-6633/ad627b
month: '08'
oa: 1
oa_version: Published Version
pmid: 1
publication: Reports on Progress in Physics
publication_identifier:
  eissn:
  - 1361-6633
  issn:
  - 0034-4885
publication_status: published
publisher: IOP Publishing
quality_controlled: '1'
scopus_import: '1'
status: public
title: 'Liquid crystals from curved colloidal rods: Waves, twists and more'
tmp:
  image: /images/cc_by.png
  legal_code_url: https://creativecommons.org/licenses/by/4.0/legalcode
  name: Creative Commons Attribution 4.0 International Public License (CC-BY 4.0)
  short: CC BY (4.0)
type: journal_article
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
volume: 87
year: '2024'
...
---
OA_place: repository
OA_type: green
_id: '22219'
abstract:
- lang: eng
  text: 'Bicontinuous microstructures are essential to the function of diverse natural
    and synthetic systems. Their synthesis has been based on two approaches: arrested
    phase separation or self-assembly of block copolymers. The former is attractive
    for its chemical simplicity and the latter, for its thermodynamic robustness.
    Here we introduce elastic microphase separation (EMPS) as an alternative approach
    to make bicontinuous microstructures. Conceptually, EMPS balances the molecular-scale
    forces that drive demixing with large-scale elasticity to encode a thermodynamic
    length scale. This process features a continuous phase transition, reversible
    without hysteresis. Practically, EMPS is triggered by simply supersaturating an
    elastomeric matrix with a liquid, resulting in uniform bicontinuous materials
    with a well-defined microscopic length scale tuned by the matrix stiffness. The
    versatility of EMPS is further demonstrated by fabricating bicontinuous materials
    with superior mechanical properties and controlled anisotropy and microstructural
    gradients. Overall, EMPS presents a robust alternative for the bulk fabrication
    of homogeneous bicontinuous materials.'
article_processing_charge: No
article_type: original
arxiv: 1
author:
- first_name: Carla
  full_name: Fernández-Rico, Carla
  id: 492def71-6250-11f0-b278-d41dbd241b62
  last_name: Fernández-Rico
- first_name: Sanjay
  full_name: Schreiber, Sanjay
  last_name: Schreiber
- first_name: Hamza
  full_name: Oudich, Hamza
  last_name: Oudich
- first_name: Charlotta
  full_name: Lorenz, Charlotta
  last_name: Lorenz
- first_name: Alba
  full_name: Sicher, Alba
  last_name: Sicher
- first_name: Tianqi
  full_name: Sai, Tianqi
  last_name: Sai
- first_name: Viola
  full_name: Bauernfeind, Viola
  last_name: Bauernfeind
- first_name: Stefanie
  full_name: Heyden, Stefanie
  last_name: Heyden
- first_name: Pietro
  full_name: Carrara, Pietro
  last_name: Carrara
- first_name: Laura De
  full_name: Lorenzis, Laura De
  last_name: Lorenzis
- first_name: Robert W.
  full_name: Style, Robert W.
  last_name: Style
- first_name: Eric R.
  full_name: Dufresne, Eric R.
  last_name: Dufresne
citation:
  ama: Fernández-Rico C, Schreiber S, Oudich H, et al. Elastic microphase separation
    produces robust bicontinuous materials. <i>Nature Materials</i>. 2024;23:124-130.
    doi:<a href="https://doi.org/10.1038/s41563-023-01703-0">10.1038/s41563-023-01703-0</a>
  apa: Fernández-Rico, C., Schreiber, S., Oudich, H., Lorenz, C., Sicher, A., Sai,
    T., … Dufresne, E. R. (2024). Elastic microphase separation produces robust bicontinuous
    materials. <i>Nature Materials</i>. Springer Nature. <a href="https://doi.org/10.1038/s41563-023-01703-0">https://doi.org/10.1038/s41563-023-01703-0</a>
  chicago: Fernández-Rico, Carla, Sanjay Schreiber, Hamza Oudich, Charlotta Lorenz,
    Alba Sicher, Tianqi Sai, Viola Bauernfeind, et al. “Elastic Microphase Separation
    Produces Robust Bicontinuous Materials.” <i>Nature Materials</i>. Springer Nature,
    2024. <a href="https://doi.org/10.1038/s41563-023-01703-0">https://doi.org/10.1038/s41563-023-01703-0</a>.
  ieee: C. Fernández-Rico <i>et al.</i>, “Elastic microphase separation produces robust
    bicontinuous materials,” <i>Nature Materials</i>, vol. 23. Springer Nature, pp.
    124–130, 2024.
  ista: Fernández-Rico C, Schreiber S, Oudich H, Lorenz C, Sicher A, Sai T, Bauernfeind
    V, Heyden S, Carrara P, Lorenzis LD, Style RW, Dufresne ER. 2024. Elastic microphase
    separation produces robust bicontinuous materials. Nature Materials. 23, 124–130.
  mla: Fernández-Rico, Carla, et al. “Elastic Microphase Separation Produces Robust
    Bicontinuous Materials.” <i>Nature Materials</i>, vol. 23, Springer Nature, 2024,
    pp. 124–30, doi:<a href="https://doi.org/10.1038/s41563-023-01703-0">10.1038/s41563-023-01703-0</a>.
  short: C. Fernández-Rico, S. Schreiber, H. Oudich, C. Lorenz, A. Sicher, T. Sai,
    V. Bauernfeind, S. Heyden, P. Carrara, L.D. Lorenzis, R.W. Style, E.R. Dufresne,
    Nature Materials 23 (2024) 124–130.
date_created: 2026-06-30T06:36:39Z
date_published: 2024-01-01T00:00:00Z
date_updated: 2026-07-15T08:23:05Z
day: '01'
doi: 10.1038/s41563-023-01703-0
extern: '1'
external_id:
  arxiv:
  - '2304.11419'
fulldoi: https://doi.org/10.1038/s41563-023-01703-0
intvolume: '        23'
language:
- iso: eng
main_file_link:
- open_access: '1'
  url: https://doi.org/10.48550/arXiv.2304.11419
month: '01'
oa: 1
oa_version: Preprint
page: 124-130
publication: Nature Materials
publication_identifier:
  eissn:
  - 1476-4660
  issn:
  - 1476-1122
publication_status: published
publisher: Springer Nature
quality_controlled: '1'
scopus_import: '1'
status: public
title: Elastic microphase separation produces robust bicontinuous materials
type: journal_article
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
volume: 23
year: '2024'
...
---
OA_place: repository
OA_type: green
_id: '19425'
abstract:
- lang: eng
  text: "We demonstrate that periodically driven quantum rotors provide a promising
    and broadly applicable platform to implement multi-gap topological phases, where
    groups of bands can acquire topological invariants due to non-Abelian braiding
    of band degeneracies. By adiabatically varying the periodic kicks to the rotor
    we find nodal-line braiding, which causes sign flips of topological charges of
    band nodes and can prevent them from annihilating, indicated by non-zero values
    of the %non-Abelian patch Euler class. In particular, we report\r\non the emergence
    of an anomalous Dirac string phase arising in the strongly driven regime, a truly
    out-of-equilibrium phase of the quantum rotor. This phase emanates from braiding
    processes involving all (quasienergy) gaps and manifests itself with edge states
    at zero angular momentum. Our results reveal direct applications in state-of-the-art
    experiments of quantum rotors, such as linear molecules driven by periodic far-off-resonant
    laser pulses or artificial\r\nquantum rotors in optical lattices, whose extensive
    versatility offers precise modification and observation of novel non-Abelian topological
    properties. "
acknowledgement: "We thank G. M. Koutentakis, S. Wimberger, J. G. E. Harris, T. Enss
  and A. Ghazaryan for fruitful discussions. M.L. acknowledges support by the European
  Research Council (ERC) Starting Grant No. 801770 (ANGULON). R.-J. S. acknowledges
  funding from a EPSRC ERC underwrite grant EP/X025829/1, a EPSRC New Investigator
  Award grant EP/W00187X/1, as well as Trinity College, Cambridge. F.N.U. acknowledges
  support from the Marie ¨Sk lodowska-Curie programme of the European Commission [Grant
  No. 893915], Simons Investigator Award\r\n[Grant No. 511029] and Trinity College
  Cambridge."
article_number: '2408.16848'
article_processing_charge: No
arxiv: 1
author:
- first_name: Volker
  full_name: Karle, Volker
  id: D7C012AE-D7ED-11E9-95E8-1EC5E5697425
  last_name: Karle
  orcid: 0000-0002-6963-0129
- first_name: Mikhail
  full_name: Lemeshko, Mikhail
  id: 37CB05FA-F248-11E8-B48F-1D18A9856A87
  last_name: Lemeshko
  orcid: 0000-0002-6990-7802
- first_name: Adrien
  full_name: Bouhon, Adrien
  last_name: Bouhon
- first_name: Robert-Jan
  full_name: Slager, Robert-Jan
  last_name: Slager
- first_name: F. Nur
  full_name: Ünal, F. Nur
  last_name: Ünal
citation:
  ama: Karle V, Lemeshko M, Bouhon A, Slager R-J, Ünal FN. Anomalous multi-gap topological
    phases in periodically driven quantum  rotors. <i>arXiv</i>. doi:<a href="https://doi.org/10.48550/arXiv.2408.16848">10.48550/arXiv.2408.16848</a>
  apa: Karle, V., Lemeshko, M., Bouhon, A., Slager, R.-J., &#38; Ünal, F. N. (n.d.).
    Anomalous multi-gap topological phases in periodically driven quantum  rotors.
    <i>arXiv</i>. <a href="https://doi.org/10.48550/arXiv.2408.16848">https://doi.org/10.48550/arXiv.2408.16848</a>
  chicago: Karle, Volker, Mikhail Lemeshko, Adrien Bouhon, Robert-Jan Slager, and
    F. Nur Ünal. “Anomalous Multi-Gap Topological Phases in Periodically Driven Quantum 
    Rotors.” <i>ArXiv</i>, n.d. <a href="https://doi.org/10.48550/arXiv.2408.16848">https://doi.org/10.48550/arXiv.2408.16848</a>.
  ieee: V. Karle, M. Lemeshko, A. Bouhon, R.-J. Slager, and F. N. Ünal, “Anomalous
    multi-gap topological phases in periodically driven quantum  rotors,” <i>arXiv</i>.
    .
  ista: Karle V, Lemeshko M, Bouhon A, Slager R-J, Ünal FN. Anomalous multi-gap topological
    phases in periodically driven quantum  rotors. arXiv, 2408.16848.
  mla: Karle, Volker, et al. “Anomalous Multi-Gap Topological Phases in Periodically
    Driven Quantum  Rotors.” <i>ArXiv</i>, 2408.16848, doi:<a href="https://doi.org/10.48550/arXiv.2408.16848">10.48550/arXiv.2408.16848</a>.
  short: V. Karle, M. Lemeshko, A. Bouhon, R.-J. Slager, F.N. Ünal, ArXiv (n.d.).
date_created: 2025-03-20T07:48:23Z
date_published: 2024-08-29T00:00:00Z
date_updated: 2026-07-29T08:59:31Z
day: '29'
department:
- _id: MiLe
doi: 10.48550/arXiv.2408.16848
ec_funded: 1
external_id:
  arxiv:
  - '2408.16848'
fulldoi: https://doi.org/10.48550/arXiv.2408.16848
language:
- iso: eng
main_file_link:
- open_access: '1'
  url: https://doi.org/10.48550/arXiv.2408.16848
month: '08'
oa: 1
oa_version: Preprint
project:
- _id: 2688CF98-B435-11E9-9278-68D0E5697425
  call_identifier: H2020
  grant_number: '801770'
  name: 'Angulon: physics and applications of a new quasiparticle'
publication: arXiv
publication_status: draft
related_material:
  record:
  - id: '19393'
    relation: dissertation_contains
    status: public
  - id: '21009'
    relation: later_version
    status: public
status: public
title: Anomalous multi-gap topological phases in periodically driven quantum  rotors
type: preprint
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
year: '2024'
...
---
OA_place: publisher
OA_type: hybrid
_id: '19051'
abstract:
- lang: eng
  text: This paper corrects an error in an earlier work of the author.
article_processing_charge: Yes (via OA deal)
article_type: original
author:
- first_name: Timothy D
  full_name: Browning, Timothy D
  id: 35827D50-F248-11E8-B48F-1D18A9856A87
  last_name: Browning
  orcid: 0000-0002-8314-0177
citation:
  ama: Browning TD. The polynomial sieve and equal sums of like polynomials. <i>International
    Mathematics Research Notices</i>. 2024;2024(13):10165-10168. doi:<a href="https://doi.org/10.1093/imrn/rnae066">10.1093/imrn/rnae066</a>
  apa: Browning, T. D. (2024). The polynomial sieve and equal sums of like polynomials.
    <i>International Mathematics Research Notices</i>. Oxford University Press. <a
    href="https://doi.org/10.1093/imrn/rnae066">https://doi.org/10.1093/imrn/rnae066</a>
  chicago: Browning, Timothy D. “The Polynomial Sieve and Equal Sums of like Polynomials.”
    <i>International Mathematics Research Notices</i>. Oxford University Press, 2024.
    <a href="https://doi.org/10.1093/imrn/rnae066">https://doi.org/10.1093/imrn/rnae066</a>.
  ieee: T. D. Browning, “The polynomial sieve and equal sums of like polynomials,”
    <i>International Mathematics Research Notices</i>, vol. 2024, no. 13. Oxford University
    Press, pp. 10165–10168, 2024.
  ista: Browning TD. 2024. The polynomial sieve and equal sums of like polynomials.
    International Mathematics Research Notices. 2024(13), 10165–10168.
  mla: Browning, Timothy D. “The Polynomial Sieve and Equal Sums of like Polynomials.”
    <i>International Mathematics Research Notices</i>, vol. 2024, no. 13, Oxford University
    Press, 2024, pp. 10165–68, doi:<a href="https://doi.org/10.1093/imrn/rnae066">10.1093/imrn/rnae066</a>.
  short: T.D. Browning, International Mathematics Research Notices 2024 (2024) 10165–10168.
corr_author: '1'
das_tickbox: '0'
date_created: 2025-02-18T07:15:50Z
date_published: 2024-07-01T00:00:00Z
date_updated: 2026-07-29T09:59:57Z
day: '01'
ddc:
- '510'
department:
- _id: TiBr
doi: 10.1093/imrn/rnae066
external_id:
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  - '001196957300001'
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  file_size: 205750
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file_date_updated: 2025-02-18T07:56:36Z
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intvolume: '      2024'
isi: 1
issue: '13'
language:
- iso: eng
month: '07'
oa: 1
oa_version: Published Version
page: 10165-10168
publication: International Mathematics Research Notices
publication_identifier:
  eissn:
  - 1687-0247
  issn:
  - 1073-7928
publication_status: published
publisher: Oxford University Press
quality_controlled: '1'
related_material:
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scopus_import: '1'
status: public
supplementarymaterial: no
title: The polynomial sieve and equal sums of like polynomials
tmp:
  image: /images/cc_by.png
  legal_code_url: https://creativecommons.org/licenses/by/4.0/legalcode
  name: Creative Commons Attribution 4.0 International Public License (CC-BY 4.0)
  short: CC BY (4.0)
type: journal_article
user_id: 317138e5-6ab7-11ef-aa6d-ffef3953e345
volume: 2024
year: '2024'
...
---
OA_place: repository
OA_type: green
_id: '20071'
abstract:
- lang: eng
  text: Farkas established that a system of linear inequalities has a solution if
    and only if we cannot obtain a contradiction by taking a linear combination of
    the inequalities. We state and formally prove several Farkas-like theorems over
    linearly ordered fields in Lean 4. Furthermore, we extend duality theory to the
    case when some coefficients are allowed to take "infinite values".
acknowledgement: We would like to thank David Bartl and Jasmin Blanchette for frequent
  consultations. We would also like to express gratitude to Andrew Yang for the proof
  of Finset.univ sum of zero when not and to Henrik B¨oving for a help with generalization
  from extended rationals to extended linearly ordered fields. We would also like
  to acknowledge Antoine Chambert-Loir, Apurva Nakade, Ya¨el Dillies, Richard Copley,
  Edward van de Meent, Markus Himmel, Mario Carneiro, and Kevin Buzzard.
article_number: '2409.08119'
article_processing_charge: No
arxiv: 1
author:
- first_name: Martin
  full_name: Dvorak, Martin
  id: 40ED02A8-C8B4-11E9-A9C0-453BE6697425
  last_name: Dvorak
  orcid: 0000-0001-5293-214X
- first_name: Vladimir
  full_name: Kolmogorov, Vladimir
  id: 3D50B0BA-F248-11E8-B48F-1D18A9856A87
  last_name: Kolmogorov
citation:
  ama: Dvorak M, Kolmogorov V. Duality theory in linear optimization and its extensions
    -- formally  verified. <i>arXiv</i>. doi:<a href="https://doi.org/10.48550/arXiv.2409.08119">10.48550/arXiv.2409.08119</a>
  apa: Dvorak, M., &#38; Kolmogorov, V. (n.d.). Duality theory in linear optimization
    and its extensions -- formally  verified. <i>arXiv</i>. <a href="https://doi.org/10.48550/arXiv.2409.08119">https://doi.org/10.48550/arXiv.2409.08119</a>
  chicago: Dvorak, Martin, and Vladimir Kolmogorov. “Duality Theory in Linear Optimization
    and Its Extensions -- Formally  Verified.” <i>ArXiv</i>, n.d. <a href="https://doi.org/10.48550/arXiv.2409.08119">https://doi.org/10.48550/arXiv.2409.08119</a>.
  ieee: M. Dvorak and V. Kolmogorov, “Duality theory in linear optimization and its
    extensions -- formally  verified,” <i>arXiv</i>. .
  ista: Dvorak M, Kolmogorov V. Duality theory in linear optimization and its extensions
    -- formally  verified. arXiv, 2409.08119.
  mla: Dvorak, Martin, and Vladimir Kolmogorov. “Duality Theory in Linear Optimization
    and Its Extensions -- Formally  Verified.” <i>ArXiv</i>, 2409.08119, doi:<a href="https://doi.org/10.48550/arXiv.2409.08119">10.48550/arXiv.2409.08119</a>.
  short: M. Dvorak, V. Kolmogorov, ArXiv (n.d.).
corr_author: '1'
date_created: 2025-07-23T11:21:52Z
date_published: 2024-09-12T00:00:00Z
date_updated: 2026-07-29T12:56:51Z
day: '12'
department:
- _id: GradSch
- _id: VlKo
doi: 10.48550/arXiv.2409.08119
external_id:
  arxiv:
  - '2409.08119'
fulldoi: https://doi.org/10.48550/arXiv.2409.08119
keyword:
- Farkas lemma
- linear programming
- extended reals
- calculus of inductive constructions
language:
- iso: eng
main_file_link:
- open_access: '1'
  url: https://doi.org/10.48550/arXiv.2409.08119
month: '09'
oa: 1
oa_version: Preprint
publication: arXiv
publication_status: draft
related_material:
  link:
  - description: full version of all definitions, statement, and proofs
    relation: software
    url: https://github.com/madvorak/duality/tree/v3.2
  record:
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    status: public
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status: public
title: Duality theory in linear optimization and its extensions -- formally  verified
type: preprint
user_id: 8b945eb4-e2f2-11eb-945a-df72226e66a9
year: '2024'
...
---
OA_place: repository
_id: '19545'
abstract:
- lang: eng
  text: "We prove the Eigenstate Thermalisation Hypothesis for Wigner matrices\r\nuniformly
    in the entire spectrum, in particular near the spectral edges, with a\r\nbound
    on the fluctuation that is optimal for any observable. This complements\r\nearlier
    works of Cipolloni et. al. (Comm. Math. Phys. 388, 2021; Forum Math.,\r\nSigma
    10, 2022) and Benigni et. al. (Comm. Math. Phys. 391, 2022; arXiv:\r\n2303.11142)
    that were restricted either to the bulk of the spectrum or to\r\nspecial observables.
    As a main ingredient, we prove a new multi-resolvent local\r\nlaw that optimally
    accounts for the edge scaling."
acknowledgement: Supported by ERC Advanced Grant “RMTBeyond” No. 101020331.
article_processing_charge: No
arxiv: 1
author:
- first_name: Giorgio
  full_name: Cipolloni, Giorgio
  id: 42198EFA-F248-11E8-B48F-1D18A9856A87
  last_name: Cipolloni
  orcid: 0000-0002-4901-7992
- first_name: László
  full_name: Erdös, László
  id: 4DBD5372-F248-11E8-B48F-1D18A9856A87
  last_name: Erdös
  orcid: 0000-0001-5366-9603
- first_name: Sven Joscha
  full_name: Henheik, Sven Joscha
  id: 31d731d7-d235-11ea-ad11-b50331c8d7fb
  last_name: Henheik
  orcid: 0000-0003-1106-327X
citation:
  ama: Cipolloni G, Erdös L, Henheik SJ. Eigenstate thermalisation at the edge for
    Wigner matrices. <i>arXiv</i>. doi:<a href="https://doi.org/10.48550/arXiv.2309.05488">10.48550/arXiv.2309.05488</a>
  apa: Cipolloni, G., Erdös, L., &#38; Henheik, S. J. (n.d.). Eigenstate thermalisation
    at the edge for Wigner matrices. <i>arXiv</i>. <a href="https://doi.org/10.48550/arXiv.2309.05488">https://doi.org/10.48550/arXiv.2309.05488</a>
  chicago: Cipolloni, Giorgio, László Erdös, and Sven Joscha Henheik. “Eigenstate
    Thermalisation at the Edge for Wigner Matrices.” <i>ArXiv</i>, n.d. <a href="https://doi.org/10.48550/arXiv.2309.05488">https://doi.org/10.48550/arXiv.2309.05488</a>.
  ieee: G. Cipolloni, L. Erdös, and S. J. Henheik, “Eigenstate thermalisation at the
    edge for Wigner matrices,” <i>arXiv</i>. .
  ista: Cipolloni G, Erdös L, Henheik SJ. Eigenstate thermalisation at the edge for
    Wigner matrices. arXiv, <a href="https://doi.org/10.48550/arXiv.2309.05488">10.48550/arXiv.2309.05488</a>.
  mla: Cipolloni, Giorgio, et al. “Eigenstate Thermalisation at the Edge for Wigner
    Matrices.” <i>ArXiv</i>, doi:<a href="https://doi.org/10.48550/arXiv.2309.05488">10.48550/arXiv.2309.05488</a>.
  short: G. Cipolloni, L. Erdös, S.J. Henheik, ArXiv (n.d.).
corr_author: '1'
date_created: 2025-04-11T08:19:22Z
date_published: 2024-12-17T00:00:00Z
date_updated: 2026-07-29T13:18:16Z
day: '17'
department:
- _id: LaEr
doi: 10.48550/arXiv.2309.05488
ec_funded: 1
external_id:
  arxiv:
  - '2309.05488'
fulldoi: https://doi.org/10.48550/arXiv.2309.05488
language:
- iso: eng
main_file_link:
- open_access: '1'
  url: https://doi.org/10.48550/arXiv.2309.05488
month: '12'
oa: 1
oa_version: Preprint
project:
- _id: 62796744-2b32-11ec-9570-940b20777f1d
  call_identifier: H2020
  grant_number: '101020331'
  name: Random matrices beyond Wigner-Dyson-Mehta
publication: arXiv
publication_status: draft
related_material:
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    relation: dissertation_contains
    status: public
status: public
title: Eigenstate thermalisation at the edge for Wigner matrices
tmp:
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  name: Creative Commons Attribution 4.0 International Public License (CC-BY 4.0)
  short: CC BY (4.0)
type: preprint
user_id: 8b945eb4-e2f2-11eb-945a-df72226e66a9
year: '2024'
...
---
OA_place: repository
_id: '19550'
abstract:
- lang: eng
  text: "We introduce a multi-band BCS free energy functional and prove that for a\r\nmulti-band
    superconductor the effect of inter-band coupling can only increase\r\nthe critical
    temperature, irrespective of its attractive or repulsive nature\r\nand its strength.
    Further, for weak coupling and weaker inter-band coupling, we\r\nprove that the
    dependence of the increase in critical temperature on the\r\ninter-band coupling
    is (1) linear, if there are two or more equally strongly\r\nsuperconducting bands,
    or (2) quadratic, if there is only one dominating band."
article_processing_charge: No
arxiv: 1
author:
- first_name: Sven Joscha
  full_name: Henheik, Sven Joscha
  id: 31d731d7-d235-11ea-ad11-b50331c8d7fb
  last_name: Henheik
  orcid: 0000-0003-1106-327X
- first_name: Edwin
  full_name: Langmann, Edwin
  last_name: Langmann
- first_name: Asbjørn Bækgaard
  full_name: Lauritsen, Asbjørn Bækgaard
  id: e1a2682f-dc8d-11ea-abe3-81da9ac728f1
  last_name: Lauritsen
  orcid: 0000-0003-4476-2288
citation:
  ama: Henheik SJ, Langmann E, Lauritsen AB. Multi-band superconductors have enhanced
    critical temperatures. <i>arXiv</i>. doi:<a href="https://doi.org/10.48550/arXiv.2409.17297">10.48550/arXiv.2409.17297</a>
  apa: Henheik, S. J., Langmann, E., &#38; Lauritsen, A. B. (n.d.). Multi-band superconductors
    have enhanced critical temperatures. <i>arXiv</i>. <a href="https://doi.org/10.48550/arXiv.2409.17297">https://doi.org/10.48550/arXiv.2409.17297</a>
  chicago: Henheik, Sven Joscha, Edwin Langmann, and Asbjørn Bækgaard Lauritsen. “Multi-Band
    Superconductors Have Enhanced Critical Temperatures.” <i>ArXiv</i>, n.d. <a href="https://doi.org/10.48550/arXiv.2409.17297">https://doi.org/10.48550/arXiv.2409.17297</a>.
  ieee: S. J. Henheik, E. Langmann, and A. B. Lauritsen, “Multi-band superconductors
    have enhanced critical temperatures,” <i>arXiv</i>. .
  ista: Henheik SJ, Langmann E, Lauritsen AB. Multi-band superconductors have enhanced
    critical temperatures. arXiv, <a href="https://doi.org/10.48550/arXiv.2409.17297">10.48550/arXiv.2409.17297</a>.
  mla: Henheik, Sven Joscha, et al. “Multi-Band Superconductors Have Enhanced Critical
    Temperatures.” <i>ArXiv</i>, doi:<a href="https://doi.org/10.48550/arXiv.2409.17297">10.48550/arXiv.2409.17297</a>.
  short: S.J. Henheik, E. Langmann, A.B. Lauritsen, ArXiv (n.d.).
corr_author: '1'
date_created: 2025-04-11T11:43:58Z
date_published: 2024-10-21T00:00:00Z
date_updated: 2026-07-29T13:18:16Z
day: '21'
department:
- _id: LaEr
- _id: RoSe
doi: 10.48550/arXiv.2409.17297
external_id:
  arxiv:
  - '2409.17297'
fulldoi: https://doi.org/10.48550/arXiv.2409.17297
language:
- iso: eng
main_file_link:
- open_access: '1'
  url: https://doi.org/10.48550/arXiv.2409.17297
month: '10'
oa: 1
oa_version: Preprint
publication: arXiv
publication_status: draft
related_material:
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  - id: '22290'
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status: public
title: Multi-band superconductors have enhanced critical temperatures
tmp:
  image: /images/cc_by.png
  legal_code_url: https://creativecommons.org/licenses/by/4.0/legalcode
  name: Creative Commons Attribution 4.0 International Public License (CC-BY 4.0)
  short: CC BY (4.0)
type: preprint
user_id: 8b945eb4-e2f2-11eb-945a-df72226e66a9
year: '2024'
...
---
OA_place: repository
_id: '19547'
abstract:
- lang: eng
  text: "For correlated real symmetric or complex Hermitian random matrices, we prove\r\nthat
    the local eigenvalue statistics at any cusp singularity are universal.\r\nSince
    the density of states typically exhibits only square root edge or cubic\r\nroot
    cusp singularities, our result completes the proof of the\r\nWigner-Dyson-Mehta
    universality conjecture in all spectral regimes for a very\r\ngeneral class of
    random matrices. Previously only the bulk and the edge\r\nuniversality were established
    in this generality [arXiv:1804.07744], while cusp\r\nuniversality was proven only
    for Wigner-type matrices with independent entries\r\n[arXiv:1809.03971, arXiv:1811.04055].
    As our main technical input, we prove an\r\noptimal local law at the cusp using
    the Zigzag strategy, a recursive tandem of\r\nthe characteristic flow method and
    a Green function comparison argument.\r\nMoreover, our proof of the optimal local
    law holds uniformly in the spectrum,\r\nthus also re-establishing universality
    of the local eigenvalue statistics in\r\nthe previously studied bulk [arXiv:1705.10661]
    and edge [arXiv:1804.07744]\r\nregimes."
acknowledgement: "Supported by the ERC Advanced Grant \"RMTBeyond\"\r\nNo. 101020331."
article_processing_charge: No
arxiv: 1
author:
- first_name: László
  full_name: Erdös, László
  id: 4DBD5372-F248-11E8-B48F-1D18A9856A87
  last_name: Erdös
  orcid: 0000-0001-5366-9603
- first_name: Sven Joscha
  full_name: Henheik, Sven Joscha
  id: 31d731d7-d235-11ea-ad11-b50331c8d7fb
  last_name: Henheik
  orcid: 0000-0003-1106-327X
- first_name: Volodymyr
  full_name: Riabov, Volodymyr
  id: 1949f904-edfb-11eb-afb5-e2dfddabb93b
  last_name: Riabov
citation:
  ama: Erdös L, Henheik SJ, Riabov V. Cusp universality for correlated random matrices.
    <i>arXiv</i>. doi:<a href="https://doi.org/10.48550/arXiv.2410.06813">10.48550/arXiv.2410.06813</a>
  apa: Erdös, L., Henheik, S. J., &#38; Riabov, V. (n.d.). Cusp universality for correlated
    random matrices. <i>arXiv</i>. <a href="https://doi.org/10.48550/arXiv.2410.06813">https://doi.org/10.48550/arXiv.2410.06813</a>
  chicago: Erdös, László, Sven Joscha Henheik, and Volodymyr Riabov. “Cusp Universality
    for Correlated Random Matrices.” <i>ArXiv</i>, n.d. <a href="https://doi.org/10.48550/arXiv.2410.06813">https://doi.org/10.48550/arXiv.2410.06813</a>.
  ieee: L. Erdös, S. J. Henheik, and V. Riabov, “Cusp universality for correlated
    random matrices,” <i>arXiv</i>. .
  ista: Erdös L, Henheik SJ, Riabov V. Cusp universality for correlated random matrices.
    arXiv, <a href="https://doi.org/10.48550/arXiv.2410.06813">10.48550/arXiv.2410.06813</a>.
  mla: Erdös, László, et al. “Cusp Universality for Correlated Random Matrices.” <i>ArXiv</i>,
    doi:<a href="https://doi.org/10.48550/arXiv.2410.06813">10.48550/arXiv.2410.06813</a>.
  short: L. Erdös, S.J. Henheik, V. Riabov, ArXiv (n.d.).
corr_author: '1'
date_created: 2025-04-11T08:48:21Z
date_published: 2024-11-03T00:00:00Z
date_updated: 2026-07-29T13:18:17Z
day: '03'
department:
- _id: LaEr
doi: 10.48550/arXiv.2410.06813
ec_funded: 1
external_id:
  arxiv:
  - '2410.06813'
fulldoi: https://doi.org/10.48550/arXiv.2410.06813
language:
- iso: eng
main_file_link:
- open_access: '1'
  url: https://doi.org/10.48550/arXiv.2410.06813
month: '11'
oa: 1
oa_version: Preprint
project:
- _id: 62796744-2b32-11ec-9570-940b20777f1d
  call_identifier: H2020
  grant_number: '101020331'
  name: Random matrices beyond Wigner-Dyson-Mehta
publication: arXiv
publication_status: draft
related_material:
  record:
  - id: '20322'
    relation: later_version
    status: public
  - id: '20575'
    relation: dissertation_contains
    status: public
  - id: '19540'
    relation: dissertation_contains
    status: public
status: public
title: Cusp universality for correlated random matrices
type: preprint
user_id: 8b945eb4-e2f2-11eb-945a-df72226e66a9
year: '2024'
...
---
OA_place: repository
_id: '19551'
abstract:
- lang: eng
  text: "We introduce a notion of a \\emph{local gap} for interacting many-body quantum
    lattice systems and prove the validity of response theory and Kubo's formula for
    localized perturbations in such settings.\r\nOn a high level, our result shows
    that the usual spectral gap condition, concerning the system as a whole, is not
    a necessary condition for understanding local properties of the system.\r\nMore
    precisely, we say that an equilibrium state ρ0 of a Hamiltonian H0 is locally
    gapped in Λgap⊂Λ, whenever the Liouvillian −i[H0,⋅] is almost invertible on local
    observables supported in Λgap when tested in ρ0.\r\nTo put this into context,
    we provide other alternative notions of a local gap and discuss their relations.\r\nThe
    validity of response theory is based on the construction of \\emph{non-equilibrium
    almost stationary states} (NEASSs).\r\nBy controlling locality properties of the
    NEASS construction, we show that response theory holds to any order, whenever
    the perturbation \\(\\epsilon V\\) acts in a region which is further than |logϵ|
    away from the non-gapped region Λ∖Λgap."
article_processing_charge: No
arxiv: 1
author:
- first_name: Sven Joscha
  full_name: Henheik, Sven Joscha
  id: 31d731d7-d235-11ea-ad11-b50331c8d7fb
  last_name: Henheik
  orcid: 0000-0003-1106-327X
- first_name: Tom
  full_name: Wessel, Tom
  last_name: Wessel
citation:
  ama: Henheik SJ, Wessel T. Response theory for locally gapped systems. <i>arXiv</i>.
    doi:<a href="https://doi.org/10.48550/arXiv.2410.10809">10.48550/arXiv.2410.10809</a>
  apa: Henheik, S. J., &#38; Wessel, T. (n.d.). Response theory for locally gapped
    systems. <i>arXiv</i>. <a href="https://doi.org/10.48550/arXiv.2410.10809">https://doi.org/10.48550/arXiv.2410.10809</a>
  chicago: Henheik, Sven Joscha, and Tom Wessel. “Response Theory for Locally Gapped
    Systems.” <i>ArXiv</i>, n.d. <a href="https://doi.org/10.48550/arXiv.2410.10809">https://doi.org/10.48550/arXiv.2410.10809</a>.
  ieee: S. J. Henheik and T. Wessel, “Response theory for locally gapped systems,”
    <i>arXiv</i>. .
  ista: Henheik SJ, Wessel T. Response theory for locally gapped systems. arXiv, <a
    href="https://doi.org/10.48550/arXiv.2410.10809">10.48550/arXiv.2410.10809</a>.
  mla: Henheik, Sven Joscha, and Tom Wessel. “Response Theory for Locally Gapped Systems.”
    <i>ArXiv</i>, doi:<a href="https://doi.org/10.48550/arXiv.2410.10809">10.48550/arXiv.2410.10809</a>.
  short: S.J. Henheik, T. Wessel, ArXiv (n.d.).
corr_author: '1'
date_created: 2025-04-11T11:54:56Z
date_published: 2024-10-14T00:00:00Z
date_updated: 2026-07-29T13:18:16Z
day: '14'
department:
- _id: LaEr
doi: 10.48550/arXiv.2410.10809
external_id:
  arxiv:
  - '2410.10809'
fulldoi: https://doi.org/10.48550/arXiv.2410.10809
language:
- iso: eng
main_file_link:
- open_access: '1'
  url: https://doi.org/10.48550/arXiv.2410.10809
month: '10'
oa: 1
oa_version: Preprint
publication: arXiv
publication_status: draft
related_material:
  record:
  - id: '19540'
    relation: dissertation_contains
    status: public
status: public
title: Response theory for locally gapped systems
tmp:
  image: /images/cc_by.png
  legal_code_url: https://creativecommons.org/licenses/by/4.0/legalcode
  name: Creative Commons Attribution 4.0 International Public License (CC-BY 4.0)
  short: CC BY (4.0)
type: preprint
user_id: 8b945eb4-e2f2-11eb-945a-df72226e66a9
year: '2024'
...
---
DOAJ_listed: '1'
OA_place: publisher
OA_type: gold
PlanS_conform: '1'
_id: '22444'
abstract:
- lang: eng
  text: <jats:p>Abstract. Hydro-pedotransfer functions (PTFs) relate easy-to-measure
    and readily available soil information to soil hydraulic properties (SHPs) for
    applications in a wide range of process-based and empirical models, thereby enabling
    the assessment of soil hydraulic effects on hydrological, biogeochemical, and
    ecological processes. At least more than 4 decades of research have been invested
    to derive such relationships. However, while models, methods, data storage capacity,
    and computational efficiency have advanced, there are fundamental concerns related
    to the scope and adequacy of current PTFs, particularly when applied to parameterise
    models used at the field scale and beyond. Most of the PTF development process
    has focused on refining and advancing the regression methods, while fundamental
    aspects have remained largely unconsidered. Most soil systems are not represented
    in PTFs, which have been built mostly for agricultural soils in temperate climates.
    Thus, existing PTFs largely ignore how parent material, vegetation, land use,
    and climate affect processes that shape SHPs. The PTFs used to parameterise the
    Richards–Richardson equation are mostly limited to predicting parameters of the
    van Genuchten–Mualem soil hydraulic functions, despite sufficient evidence demonstrating
    their shortcomings. Another fundamental issue relates to the diverging scales
    of derivation and application, whereby PTFs are derived based on laboratory measurements
    while often being applied at the field to regional scales. Scaling, modulation,
    and constraining strategies exist to alleviate some of these shortcomings in the
    mismatch between scales. These aspects are addressed here in a joint effort by
    the members of the International Soil Modelling Consortium (ISMC) Pedotransfer
    Functions Working Group with the aim of systematising PTF research and providing
    a roadmap guiding both PTF development and use. We close with a 10-point catalogue
    for funders and researchers to guide review processes and research.</jats:p>
article_processing_charge: No
article_type: original
author:
- first_name: Tobias Karl David
  full_name: Weber, Tobias Karl David
  last_name: Weber
- first_name: Lutz
  full_name: Weihermüller, Lutz
  last_name: Weihermüller
- first_name: Attila
  full_name: Nemes, Attila
  last_name: Nemes
- first_name: Michel
  full_name: Bechtold, Michel
  last_name: Bechtold
- first_name: Aurore
  full_name: Degré, Aurore
  last_name: Degré
- first_name: Efstathios
  full_name: Diamantopoulos, Efstathios
  last_name: Diamantopoulos
- first_name: Simone
  full_name: Fatichi, Simone
  id: cf8e546b-a9b0-11f0-a43b-aa89ed1b56d6
  last_name: Fatichi
- first_name: Vilim
  full_name: Filipović, Vilim
  last_name: Filipović
- first_name: Surya
  full_name: Gupta, Surya
  last_name: Gupta
- first_name: Tobias L.
  full_name: Hohenbrink, Tobias L.
  last_name: Hohenbrink
- first_name: Daniel R.
  full_name: Hirmas, Daniel R.
  last_name: Hirmas
- first_name: Conrad
  full_name: Jackisch, Conrad
  last_name: Jackisch
- first_name: Quirijn
  full_name: de Jong van Lier, Quirijn
  last_name: de Jong van Lier
- first_name: John
  full_name: Koestel, John
  last_name: Koestel
- first_name: Peter
  full_name: Lehmann, Peter
  last_name: Lehmann
- first_name: Toby R.
  full_name: Marthews, Toby R.
  last_name: Marthews
- first_name: Budiman
  full_name: Minasny, Budiman
  last_name: Minasny
- first_name: Holger
  full_name: Pagel, Holger
  last_name: Pagel
- first_name: Martine
  full_name: van der Ploeg, Martine
  last_name: van der Ploeg
- first_name: Shahab Aldin
  full_name: Shojaeezadeh, Shahab Aldin
  last_name: Shojaeezadeh
- first_name: Simon Fiil
  full_name: Svane, Simon Fiil
  last_name: Svane
- first_name: Brigitta
  full_name: Szabó, Brigitta
  last_name: Szabó
- first_name: Harry
  full_name: Vereecken, Harry
  last_name: Vereecken
- first_name: Anne
  full_name: Verhoef, Anne
  last_name: Verhoef
- first_name: Michael
  full_name: Young, Michael
  last_name: Young
- first_name: Yijian
  full_name: Zeng, Yijian
  last_name: Zeng
- first_name: Yonggen
  full_name: Zhang, Yonggen
  last_name: Zhang
- first_name: Sara
  full_name: Bonetti, Sara
  last_name: Bonetti
citation:
  ama: 'Weber TKD, Weihermüller L, Nemes A, et al. Hydro-pedotransfer functions: A
    roadmap for future development. <i>Hydrology and Earth System Sciences</i>. 2024;28(14):3391-3433.
    doi:<a href="https://doi.org/10.5194/hess-28-3391-2024">10.5194/hess-28-3391-2024</a>'
  apa: 'Weber, T. K. D., Weihermüller, L., Nemes, A., Bechtold, M., Degré, A., Diamantopoulos,
    E., … Bonetti, S. (2024). Hydro-pedotransfer functions: A roadmap for future development.
    <i>Hydrology and Earth System Sciences</i>. Copernicus Publications. <a href="https://doi.org/10.5194/hess-28-3391-2024">https://doi.org/10.5194/hess-28-3391-2024</a>'
  chicago: 'Weber, Tobias Karl David, Lutz Weihermüller, Attila Nemes, Michel Bechtold,
    Aurore Degré, Efstathios Diamantopoulos, Simone Fatichi, et al. “Hydro-Pedotransfer
    Functions: A Roadmap for Future Development.” <i>Hydrology and Earth System Sciences</i>.
    Copernicus Publications, 2024. <a href="https://doi.org/10.5194/hess-28-3391-2024">https://doi.org/10.5194/hess-28-3391-2024</a>.'
  ieee: 'T. K. D. Weber <i>et al.</i>, “Hydro-pedotransfer functions: A roadmap for
    future development,” <i>Hydrology and Earth System Sciences</i>, vol. 28, no.
    14. Copernicus Publications, pp. 3391–3433, 2024.'
  ista: 'Weber TKD, Weihermüller L, Nemes A, Bechtold M, Degré A, Diamantopoulos E,
    Fatichi S, Filipović V, Gupta S, Hohenbrink TL, Hirmas DR, Jackisch C, de Jong
    van Lier Q, Koestel J, Lehmann P, Marthews TR, Minasny B, Pagel H, van der Ploeg
    M, Shojaeezadeh SA, Svane SF, Szabó B, Vereecken H, Verhoef A, Young M, Zeng Y,
    Zhang Y, Bonetti S. 2024. Hydro-pedotransfer functions: A roadmap for future development.
    Hydrology and Earth System Sciences. 28(14), 3391–3433.'
  mla: 'Weber, Tobias Karl David, et al. “Hydro-Pedotransfer Functions: A Roadmap
    for Future Development.” <i>Hydrology and Earth System Sciences</i>, vol. 28,
    no. 14, Copernicus Publications, 2024, pp. 3391–433, doi:<a href="https://doi.org/10.5194/hess-28-3391-2024">10.5194/hess-28-3391-2024</a>.'
  short: T.K.D. Weber, L. Weihermüller, A. Nemes, M. Bechtold, A. Degré, E. Diamantopoulos,
    S. Fatichi, V. Filipović, S. Gupta, T.L. Hohenbrink, D.R. Hirmas, C. Jackisch,
    Q. de Jong van Lier, J. Koestel, P. Lehmann, T.R. Marthews, B. Minasny, H. Pagel,
    M. van der Ploeg, S.A. Shojaeezadeh, S.F. Svane, B. Szabó, H. Vereecken, A. Verhoef,
    M. Young, Y. Zeng, Y. Zhang, S. Bonetti, Hydrology and Earth System Sciences 28
    (2024) 3391–3433.
das_tickbox: '1'
date_created: 2026-07-27T12:30:23Z
date_published: 2024-07-29T00:00:00Z
date_updated: 2026-07-30T11:43:29Z
day: '29'
ddc:
- '550'
doi: 10.5194/hess-28-3391-2024
extern: '1'
fulldoi: https://doi.org/10.5194/hess-28-3391-2024
has_accepted_license: '1'
intvolume: '        28'
issue: '14'
language:
- iso: eng
main_file_link:
- open_access: '1'
  url: https://doi.org/10.5194/hess-28-3391-2024
month: '07'
oa: 1
oa_version: Published Version
page: 3391-3433
publication: Hydrology and Earth System Sciences
publication_identifier:
  eissn:
  - 1607-7938
  issn:
  - 1027-5606
publication_status: published
publisher: Copernicus Publications
quality_controlled: '1'
scopus_import: '1'
status: public
title: 'Hydro-pedotransfer functions: A roadmap for future development'
tmp:
  image: /images/cc_by.png
  legal_code_url: https://creativecommons.org/licenses/by/4.0/legalcode
  name: Creative Commons Attribution 4.0 International Public License (CC-BY 4.0)
  short: CC BY (4.0)
type: journal_article
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
volume: 28
year: '2024'
...
---
OA_place: publisher
OA_type: hybrid
_id: '22485'
abstract:
- lang: eng
  text: Allometric scaling relations are widely used to link biological processes
    to body size in nature. Several studies have shown that such scaling laws hold
    also for natural ecosystems, including individual trees and forests, riverine
    metabolism, and river network organization. However, the derivation of scaling
    laws for catchment-scale water and carbon fluxes has not been achieved so far.
    Here, we focus on scaling relations of catchment green metabolism, defined as
    the set of ecohydrological and biogeochemical processes through which vegetation
    assemblages in catchments maintain their structure and react to the surrounding
    environment. By revising existing plant size–density relationships and integrating
    them across large-scale domains, we show that the ecohydrological fluxes occurring
    at the catchment scale are invariant with respect to the above-ground vegetation
    biomass per unit area of the basin, while they scale linearly with catchment size.
    We thus demonstrate that the sublinear scaling of plant metabolism results in
    an isometric scaling at catchment and regional scales. Deviations from such predictions
    are further shown to collapse onto a common distribution, thus incorporating natural
    fluctuations due to resource limitations into a generalized scaling theory. Results
    from scaling arguments are supported by hyperresolution ecohydrological simulations
    and remote sensing observations.
article_number: e2410736121
article_processing_charge: No
article_type: original
author:
- first_name: Francesca
  full_name: Bassani, Francesca
  last_name: Bassani
- first_name: Simone
  full_name: Fatichi, Simone
  id: cf8e546b-a9b0-11f0-a43b-aa89ed1b56d6
  last_name: Fatichi
- first_name: Andrea
  full_name: Rinaldo, Andrea
  last_name: Rinaldo
- first_name: Sara
  full_name: Bonetti, Sara
  last_name: Bonetti
citation:
  ama: 'Bassani F, Fatichi S, Rinaldo A, Bonetti S. Toward a metabolic theory of catchments:
    Scaling of water and carbon fluxes with size. <i>Proceedings of the National Academy
    of Sciences</i>. 2024;121(42). doi:<a href="https://doi.org/10.1073/pnas.2410736121">10.1073/pnas.2410736121</a>'
  apa: 'Bassani, F., Fatichi, S., Rinaldo, A., &#38; Bonetti, S. (2024). Toward a
    metabolic theory of catchments: Scaling of water and carbon fluxes with size.
    <i>Proceedings of the National Academy of Sciences</i>. National Academy of Sciences.
    <a href="https://doi.org/10.1073/pnas.2410736121">https://doi.org/10.1073/pnas.2410736121</a>'
  chicago: 'Bassani, Francesca, Simone Fatichi, Andrea Rinaldo, and Sara Bonetti.
    “Toward a Metabolic Theory of Catchments: Scaling of Water and Carbon Fluxes with
    Size.” <i>Proceedings of the National Academy of Sciences</i>. National Academy
    of Sciences, 2024. <a href="https://doi.org/10.1073/pnas.2410736121">https://doi.org/10.1073/pnas.2410736121</a>.'
  ieee: 'F. Bassani, S. Fatichi, A. Rinaldo, and S. Bonetti, “Toward a metabolic theory
    of catchments: Scaling of water and carbon fluxes with size,” <i>Proceedings of
    the National Academy of Sciences</i>, vol. 121, no. 42. National Academy of Sciences,
    2024.'
  ista: 'Bassani F, Fatichi S, Rinaldo A, Bonetti S. 2024. Toward a metabolic theory
    of catchments: Scaling of water and carbon fluxes with size. Proceedings of the
    National Academy of Sciences. 121(42), e2410736121.'
  mla: 'Bassani, Francesca, et al. “Toward a Metabolic Theory of Catchments: Scaling
    of Water and Carbon Fluxes with Size.” <i>Proceedings of the National Academy
    of Sciences</i>, vol. 121, no. 42, e2410736121, National Academy of Sciences,
    2024, doi:<a href="https://doi.org/10.1073/pnas.2410736121">10.1073/pnas.2410736121</a>.'
  short: F. Bassani, S. Fatichi, A. Rinaldo, S. Bonetti, Proceedings of the National
    Academy of Sciences 121 (2024).
das_tickbox: '1'
date_created: 2026-07-27T12:30:23Z
date_published: 2024-10-09T00:00:00Z
date_updated: 2026-07-30T11:27:23Z
day: '09'
ddc:
- '550'
doi: 10.1073/pnas.2410736121
extern: '1'
fulldoi: https://doi.org/10.1073/pnas.2410736121
has_accepted_license: '1'
intvolume: '       121'
issue: '42'
language:
- iso: eng
license: https://creativecommons.org/licenses/by-nc-nd/4.0/
main_file_link:
- open_access: '1'
  url: https://doi.org/10.1073/pnas.2410736121
month: '10'
oa: 1
oa_version: Published Version
publication: Proceedings of the National Academy of Sciences
publication_identifier:
  eissn:
  - 1091-6490
  issn:
  - 0027-8424
publication_status: published
publisher: National Academy of Sciences
quality_controlled: '1'
scopus_import: '1'
status: public
title: 'Toward a metabolic theory of catchments: Scaling of water and carbon fluxes
  with size'
tmp:
  image: /images/cc_by_nc_nd.png
  legal_code_url: https://creativecommons.org/licenses/by-nc-nd/4.0/legalcode
  name: Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International
    (CC BY-NC-ND 4.0)
  short: CC BY-NC-ND (4.0)
type: journal_article
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
volume: 121
year: '2024'
...
