Georgios Katsaros

Katsaros Group

55 Publications

Mark all

[55]
2024 | Published | Journal Article | IST-REx-ID: 17202 | OA
A gate tunable transmon qubit in planar Ge
O. Sagi, A. Crippa, M. Valentini, M. Janik, L. Baghumyan, G. Fabris, L. Kapoor, F. Hassani, J.M. Fink, S. Calcaterra, D. Chrastina, G. Isella, G. Katsaros, Nature Communications 15 (2024).
[Published Version] View | Files available | DOI | arXiv
 
[54]
2024 | Published | Journal Article | IST-REx-ID: 17389 | OA
Cross-architecture tuning of silicon and SiGe-based quantum devices using machine learning
Severin B, Lennon DT, Camenzind LC, Vigneau F, Fedele F, Jirovec D, Ballabio A, Chrastina D, Isella G, de Kruijf M, Carballido MJ, Svab S, Kuhlmann AV, Geyer S, Froning FNM, Moon H, Osborne MA, Sejdinovic D, Katsaros G, Zumbühl DM, Briggs GAD, Ares N. 2024. Cross-architecture tuning of silicon and SiGe-based quantum devices using machine learning. Scientific Reports. 14, 17281.
[Published Version] View | Files available | DOI | arXiv
 
[53]
2024 | Published | Journal Article | IST-REx-ID: 14793 | OA
Parity-conserving Cooper-pair transport and ideal superconducting diode in planar germanium
M. Valentini, O. Sagi, L. Baghumyan, T. de Gijsel, J. Jung, S. Calcaterra, A. Ballabio, J.L. Aguilera Servin, K. Aggarwal, M. Janik, T. Adletzberger, R. Seoane Souto, M. Leijnse, J. Danon, C. Schrade, E. Bakkers, D. Chrastina, G. Isella, G. Katsaros, Nature Communications 15 (2024).
[Published Version] View | Files available | DOI | PubMed | Europe PMC
 
[52]
2024 | Epub ahead of print | Journal Article | IST-REx-ID: 15018 | OA
Compressively strained epitaxial Ge layers for quantum computing applications
Y. Shimura, C. Godfrin, A. Hikavyy, R. Li, J.L. Aguilera Servin, G. Katsaros, P. Favia, H. Han, D. Wan, K. de Greve, R. Loo, Materials Science in Semiconductor Processing 174 (2024).
[Published Version] View | Files available | DOI | WoS
 
[51]
2024 | Published | Journal Article | IST-REx-ID: 15320 | OA
Tuning the Josephson diode response with an ac current
R. Seoane Souto, M. Leijnse, C. Schrade, M. Valentini, G. Katsaros, J. Danon, Physical Review Research 6 (2024).
[Published Version] View | Files available | DOI
 
[50]
2024 | Submitted | Preprint | IST-REx-ID: 18144 | OA
Strong charge-photon coupling in planar germanium enabled by granular aluminium superinductors
M. Janik, K.E.R. Roux, C.B. Espinosa, O. Sagi, A. Baghdadi, T. Adletzberger, S. Calcaterra, M. Botifoll, A.G. Manjón, J. Arbiol, D. Chrastina, G. Isella, I.M. Pop, G. Katsaros, ArXiv (n.d.).
[Preprint] View | Files available | DOI | Download Preprint (ext.) | arXiv
 
[49]
2023 | Submitted | Preprint | IST-REx-ID: 13312 | OA
Radio frequency driven superconducting diode and parity conserving Cooper pair transport in a two-dimensional germanium hole gas
M. Valentini, O. Sagi, L. Baghumyan, T. de Gijsel, J. Jung, S. Calcaterra, A. Ballabio, J.A. Servin, K. Aggarwal, M. Janik, T. Adletzberger, R.S. Souto, M. Leijnse, J. Danon, C. Schrade, E. Bakkers, D. Chrastina, G. Isella, G. Katsaros, ArXiv (n.d.).
[Preprint] View | Files available | DOI | Download Preprint (ext.) | arXiv
 
[48]
2022 | Published | Journal Article | IST-REx-ID: 10920 | OA
Dynamics of hole singlet-triplet qubits with large g-factor differences
D. Jirovec, P.M. Mutter, A.C. Hofmann, A. Crippa, M. Rychetsky, D.L. Craig, J. Kukucka, F. Martins, A. Ballabio, N. Ares, D. Chrastina, G. Isella, G. Burkard, G. Katsaros, Physical Review Letters 128 (2022).
[Published Version] View | Files available | DOI | WoS | arXiv
 
[47]
2022 | Published | Journal Article | IST-REx-ID: 12118 | OA
Majorana-like Coulomb spectroscopy in the absence of zero-bias peaks
M. Valentini, M. Borovkov, E. Prada, S. Martí-Sánchez, M. Botifoll, A.C. Hofmann, J. Arbiol, R. Aguado, P. San-Jose, G. Katsaros, Nature 612 (2022) 442–447.
[Preprint] View | Files available | DOI | Download Preprint (ext.) | WoS | arXiv
 
[46]
2022 | Research Data | IST-REx-ID: 18291 | OA
Dynamics of Hole Singlet-Triplet Qubits with Large 𝑔-Factor Differences
G. Katsaros, D. Jirovec, (2022).
View | Files available | DOI
 
[45]
2021 | Submitted | Preprint | IST-REx-ID: 10066 | OA
Cross-architecture tuning of silicon and SiGe-based quantum devices using machine learning
Severin B, Lennon DT, Camenzind LC, Vigneau F, Fedele F, Jirovec D, Ballabio A, Chrastina D, Isella G, Kruijf M de, Carballido MJ, Svab S, Kuhlmann AV, Braakman FR, Geyer S, Froning FNM, Moon H, Osborne MA, Sejdinovic D, Katsaros G, Zumbühl DM, Briggs GAD, Ares N. Cross-architecture tuning of silicon and SiGe-based quantum devices using machine learning. arXiv, 10.48550/arXiv.2107.12975.
[Preprint] View | Files available | DOI | Download Preprint (ext.) | arXiv
 
[44]
2021 | Published | Journal Article | IST-REx-ID: 10559 | OA
Enhancement of proximity-induced superconductivity in a planar Ge hole gas
K. Aggarwal, A.C. Hofmann, D. Jirovec, I. Prieto Gonzalez, A. Sammak, M. Botifoll, S. Martí-Sánchez, M. Veldhorst, J. Arbiol, G. Scappucci, J. Danon, G. Katsaros, Physical Review Research 3 (2021).
[Published Version] View | Files available | DOI | arXiv
 
[43]
2021 | Published | Journal Article | IST-REx-ID: 8909 | OA
A singlet triplet hole spin qubit in planar Ge
D. Jirovec, A.C. Hofmann, A. Ballabio, P.M. Mutter, G. Tavani, M. Botifoll, A. Crippa, J. Kukucka, O. Sagi, F. Martins, J. Saez Mollejo, I. Prieto Gonzalez, M. Borovkov, J. Arbiol, D. Chrastina, G. Isella, G. Katsaros, Nature Materials 20 (2021) 1106–1112.
[Preprint] View | Files available | DOI | Download Preprint (ext.) | WoS | arXiv
 
[42]
2021 | Published | Journal Article | IST-REx-ID: 8910 | OA
Nontopological zero-bias peaks in full-shell nanowires induced by flux-tunable Andreev states
M. Valentini, F. Peñaranda, A.C. Hofmann, M. Brauns, R. Hauschild, P. Krogstrup, P. San-Jose, E. Prada, R. Aguado, G. Katsaros, Science 373 (2021).
[Submitted Version] View | Files available | DOI | Download Submitted Version (ext.) | WoS | arXiv
 
[41]
2021 | Published | Journal Article | IST-REx-ID: 8911 | OA
The germanium quantum information route
G. Scappucci, C. Kloeffel, F.A. Zwanenburg, D. Loss, M. Myronov, J.-J. Zhang, S.D. Franceschi, G. Katsaros, M. Veldhorst, Nature Reviews Materials 6 (2021) 926–943.
[Preprint] View | DOI | Download Preprint (ext.) | WoS | arXiv
 
[40]
2021 | Research Data | IST-REx-ID: 9291 | OA
Raw transport data for: Enhancement of proximity induced superconductivity in planar germanium
G. Katsaros, (2021).
[Published Version] View | Files available | DOI
 
[39]
2021 | Published | Conference Paper | IST-REx-ID: 9464
Ge/Si quantum wires for quantum computing
F. Gao, J.Y. Zhang, J.H. Wang, M. Ming, T. Wang, J.J. Zhang, H. Watzinger, J. Kukucka, L. Vukušić, G. Katsaros, K. Wang, G. Xu, H.O. Li, G.P. Guo, in:, 2021 5th IEEE Electron Devices Technology and Manufacturing Conference, EDTM 2021, IEEE, 2021.
View | DOI | WoS
 
[38]
2020 | Published | Other Publication | IST-REx-ID: 17444 | OA
Nanowires: Site‐controlled uniform Ge/Si Hut wires with electrically tunable spin–orbit coupling (Adv. Mater. 16/2020)
F. Gao, J. Wang, H. Watzinger, H. Hu, M.J. Rančić, J. Zhang, T. Wang, Y. Yao, G. Wang, J. Kukucka, L. Vukušić, C. Kloeffel, D. Loss, F. Liu, G. Katsaros, J. Zhang, Nanowires: Site‐controlled Uniform Ge/Si Hut Wires with Electrically Tunable Spin–Orbit Coupling (Adv. Mater. 16/2020), Wiley, 2020.
[Published Version] View | Files available | DOI | Download Published Version (ext.)
 
[37]
2020 | Published | Journal Article | IST-REx-ID: 7541 | OA
Site-controlled uniform Ge/Si hut wires with electrically tunable spin-orbit coupling
F. Gao, J.-H. Wang, H. Watzinger, H. Hu, M.J. Rančić, J.-Y. Zhang, T. Wang, Y. Yao, G.-L. Wang, J. Kukucka, L. Vukušić, C. Kloeffel, D. Loss, F. Liu, G. Katsaros, J.-J. Zhang, Advanced Materials 32 (2020).
[Published Version] View | Files available | DOI | WoS
 
[36]
2020 | Research Data | IST-REx-ID: 7689 | OA
Supplementary data for "Zero field splitting of heavy-hole states in quantum dots"
G. Katsaros, (2020).
[Published Version] View | Files available | DOI
 
[35]
2020 | Published | Journal Article | IST-REx-ID: 8203 | OA
Zero field splitting of heavy-hole states in quantum dots
G. Katsaros, J. Kukucka, L. Vukušić, H. Watzinger, F. Gao, T. Wang, J.-J. Zhang, K. Held, Nano Letters 20 (2020) 5201–5206.
[Published Version] View | Files available | DOI | WoS | PubMed | Europe PMC
 
[34]
2020 | Submitted | Preprint | IST-REx-ID: 8831 | OA
Enhancement of proximity induced superconductivity in planar Germanium
K. Aggarwal, A.C. Hofmann, D. Jirovec, I. Prieto Gonzalez, A. Sammak, M. Botifoll, S. Marti-Sanchez, M. Veldhorst, J. Arbiol, G. Scappucci, G. Katsaros, ArXiv (n.d.).
[Submitted Version] View | Files available | arXiv
 
[33]
2020 | Research Data | IST-REx-ID: 8834 | OA
Enhancement of proximity induced superconductivity in planar Germanium
G. Katsaros, (2020).
[Published Version] View | Files available | DOI
 
[32]
2020 | Research Data | IST-REx-ID: 9222 | OA
Transport data for: Site‐controlled uniform Ge/Si Hut wires with electrically tunable spin–orbit coupling
G. Katsaros, (2020).
[Published Version] View | Files available | DOI
 
[31]
2019 | Submitted | Preprint | IST-REx-ID: 10065 | OA
Assessing the potential of Ge/SiGe quantum dots as hosts for singlet-triplet qubits
A.C. Hofmann, D. Jirovec, M. Borovkov, I. Prieto Gonzalez, A. Ballabio, J. Frigerio, D. Chrastina, G. Isella, G. Katsaros, ArXiv (n.d.).
[Preprint] View | Files available | DOI | Download Preprint (ext.) | arXiv
 
[30]
2018 | Published | Journal Article | IST-REx-ID: 23 | OA
Single-shot readout of hole spins in Ge
L. Vukušić, J. Kukucka, H. Watzinger, J.M. Milem, F. Schäffler, G. Katsaros, Nano Letters 18 (2018) 7141–7145.
[Published Version] View | Files available | DOI | WoS | PubMed | Europe PMC
 
[29]
2018 | Published | Journal Article | IST-REx-ID: 77 | OA
A germanium hole spin qubit
H. Watzinger, J. Kukucka, L. Vukušić, F. Gao, T. Wang, F. Schäffler, J. Zhang, G. Katsaros, Nature Communications 9 (2018).
[Published Version] View | Files available | DOI | WoS
 
[28]
2017 | Published | Journal Article | IST-REx-ID: 840 | OA
Fast hole tunneling times in germanium hut wires probed by single-shot reflectometry
L. Vukušić, J. Kukucka, H. Watzinger, G. Katsaros, Nano Letters 17 (2017) 5706–5710.
[Published Version] View | Files available | DOI | WoS
 
[27]
2016 | Published | Journal Article | IST-REx-ID: 1328 | OA
Heavy-hole states in germanium hut wires
H. Watzinger, C. Kloeffel, L. Vukušić, M. Rossell, V. Sessi, J. Kukucka, R. Kirchschlager, E. Lausecker, A. Truhlar, M. Glaser, A. Rastelli, A. Fuhrer, D. Loss, G. Katsaros, Nano Letters 16 (2016) 6879–6885.
[Published Version] View | Files available | DOI
 
[26]
2014 | Published | Journal Article | IST-REx-ID: 1761 | OA
PtSi clustering in silicon probed by transport spectroscopy
M. Mongillo, P. Spathis, G. Katsaros, S. De Franceschi, P. Gentile, R. Rurali, X. Cartoixà, Physical Review X 3 (2014).
View | DOI | Download (ext.)
 
[25]
2013 | Published | Journal Article | IST-REx-ID: 1759 | OA
Nature of tunable hole g factors in quantum dots
N. Ares, V. Golovach, G. Katsaros, M. Stoffel, F. Fournel, L. Glazman, O. Schmidt, S. De Franceschi, Physical Review Letters 110 (2013).
View | DOI | Download (ext.)
 
[24]
2013 | Published | Journal Article | IST-REx-ID: 1760 | OA
SiGe quantum dots for fast hole spin Rabi oscillations
N. Ares, G. Katsaros, V. Golovach, J. Zhang, A. Prager, L. Glazman, O. Schmidt, S. De Franceschi, Applied Physics Letters 103 (2013).
View | DOI | Download (ext.)
 
[23]
2012 | Published | Journal Article | IST-REx-ID: 1756 | OA
Multifunctional devices and logic gates with undoped silicon nanowires
M. Mongillo, P. Spathis, G. Katsaros, P. Gentile, S. De Franceschi, Nano Letters 12 (2012) 3074–3079.
View | DOI | Download (ext.)
 
[22]
2012 | Published | Journal Article | IST-REx-ID: 1757 | OA
Monolithic growth of ultrathin Ge nanowires on Si(001)
J. Zhang, G. Katsaros, F. Montalenti, D. Scopece, R. Rezaev, C. Mickel, B. Rellinghaus, L. Miglio, S. De Franceschi, A. Rastelli, O. Schmidt, Physical Review Letters 109 (2012).
View | DOI | Download (ext.)
 
[21]
2012 | Published | Journal Article | IST-REx-ID: 1758 | OA
Zero-bias anomaly in a nanowire quantum dot coupled to superconductors
E. Lee, X. Jiang, R. Aguado, G. Katsaros, C. Lieber, S. De Franceschi, Physical Review Letters 109 (2012).
View | DOI | Download (ext.)
 
[20]
2011 | Published | Journal Article | IST-REx-ID: 1754 | OA
Joule-assisted silicidation for short-channel silicon nanowire devices
M. Mongillo, P. Spathis, G. Katsaros, P. Gentile, M. Sanquer, S. De Franceschi, ACS Nano 5 (2011) 7117–7123.
[Preprint] View | DOI | Download Preprint (ext.) | arXiv
 
[19]
2011 | Published | Journal Article | IST-REx-ID: 1755 | OA
Observation of spin-selective tunneling in sige nanocrystals
G. Katsaros, V. Golovach, P. Spathis, N. Ares, M. Stoffel, F. Fournel, O. Schmidt, L. Glazman, S. De Franceschi, Physical Review Letters 107 (2011).
View | DOI | Download (ext.)
 
[18]
2010 | Published | Journal Article | IST-REx-ID: 1752 | OA
Hybrid superconductor-semiconductor devices made from self-assembled SiGe nanocrystals on silicon
G. Katsaros, P. Spathis, M. Stoffel, F. Fournel, M. Mongillo, V. Bouchiat, F. Lefloch, A. Rastelli, O. Schmidt, S. De Franceschi, Nature Nanotechnology 5 (2010) 458–464.
View | DOI | Download (ext.)
 
[17]
2010 | Published | Journal Article | IST-REx-ID: 1753 | OA
Quantum transport in GaN/AlN double-barrier heterostructure nanowires
R. Songmuang, G. Katsaros, E. Monroy, P. Spathis, C. Bougerol, M. Mongillo, S. De Franceschi, Nano Letters 10 (2010) 3545–3550.
View | DOI | Download (ext.)
 
[16]
2008 | Published | Journal Article | IST-REx-ID: 1749
Three-dimensional composition profiles of single quantum dots determined by scanning-probe-microscopy-based nanotomography
A. Rastelli, M. Stoffel, Â. Malachias, T. Merdzhanova, G. Katsaros, K. Kern, T. Metzger, O. Schmidt, Nano Letters 8 (2008) 1404–1409.
View | DOI
 
[15]
2008 | Published | Journal Article | IST-REx-ID: 1751
Positioning of strained islands by interaction with surface nanogrooves
G. Katsaros, J. Tersoff, M. Stoffel, A. Rastelli, P. Acosta Diaz, G. Kar, G. Costantini, O. Schmidt, K. Kern, Physical Review Letters 101 (2008).
View | DOI
 
[14]
2007 | Published | Journal Article | IST-REx-ID: 1750
Three-dimensional isocompositional profiles of buried SiGeSi (001) islands
G. Katsaros, M. Stoffel, A. Rastelli, O. Schmidt, K. Kern, J. Tersoff, Applied Physics Letters 91 (2007).
View | DOI
 
[13]
2006 | Published | Journal Article | IST-REx-ID: 1745
Investigating the lateral motion of SiGe islands by selective chemical etching
G. Katsaros, A. Rastelli, M. Stoffel, G. Isella, H. Von Känel, A. Bittner, J. Tersoff, U. Denker, O. Schmidt, G. Costantini, K. Kern, Surface Science 600 (2006) 2608–2613.
View | DOI
 
[12]
2006 | Published | Journal Article | IST-REx-ID: 1746
Interplay between thermodynamics and kinetics in the capping of InAs/GaAs (001) quantum dots
G. Costantini, A. Rastelli, C. Manzano, P. Acosta Diaz, R. Songmuang, G. Katsaros, O. Schmidt, K. Kern, Physical Review Letters 96 (2006).
View | DOI
 
[11]
2006 | Published | Journal Article | IST-REx-ID: 1747
Reading the footprints of strained islands
A. Rastelli, M. Stoffel, G. Katsaros, J. Tersoff, U. Denker, T. Merdzhanova, G. Kar, G. Costantini, K. Kern, H. Von Känel, O. Schmidt, Microelectronics Journal 37 (2006) 1471–1476.
View | DOI
 
[10]
2006 | Published | Journal Article | IST-REx-ID: 1748
Evolution of buried semiconductor nanostructures and origin of stepped surface mounds during capping
G. Katsaros, A. Rastelli, M. Stoffel, G. Costantini, O. Schmidt, K. Kern, J. Tersoff, E. Müller, H. Von Känel, Applied Physics Letters 89 (2006).
View | DOI
 
[9]
2005 | Published | Journal Article | IST-REx-ID: 1740
Pyramids and domes in the InAs/GaAs (0 0 1) and Ge/Si (0 0 1) systems
G. Costantini, A. Rastelli, C. Manzano, P. Acosta Diaz, G. Katsaros, R. Songmuang, O. Schmidt, H. Von Känel, K. Kern, Journal of Crystal Growth 278 (2005) 38–45.
View | DOI
 
[8]
2005 | Published | Journal Article | IST-REx-ID: 1741
Lateral motion of SiGe islands driven by surface-mediated alloying
U. Denker, A. Rastelli, M. Stoffel, J. Tersoff, G. Katsaros, G. Costantini, K. Kern, N. Jin Phillipp, D. Jesson, O. Schmidt, Physical Review Letters 94 (2005).
View | DOI
 
[7]
2005 | Published | Journal Article | IST-REx-ID: 1742
Kinetic origin of island intermixing during the growth of Ge on Si (001)
G. Katsaros, G. Costantini, M. Stoffel, R. Esteban, A. Bittner, A. Rastelli, U. Denker, O. Schmidt, K. Kern, Physical Review B - Condensed Matter and Materials Physics 72 (2005).
View | DOI
 
[6]
2005 | Published | Journal Article | IST-REx-ID: 1743
Periodic pillar structures by Si etching of multilayer GeSi/Si islands
Z. Zhong, G. Katsaros, M. Stoffel, G. Costantini, K. Kern, O. Schmidt, N. Jin Phillipp, G. Bauer, Applied Physics Letters 87 (2005) 1–3.
View | DOI
 
[5]
2005 | Published | Journal Article | IST-REx-ID: 1744
Non linear transmission effects in duobinary and dicode optical systems
G. Katsaros, I. Darwazeh, P. Lane, IEE Proceedings - Optoelectronics 152 (2005) 344–352.
View | DOI
 
[4]
2002 | Published | Journal Article | IST-REx-ID: 1737
A solvent-free composite polymer/inorganic oxide electrolyte for high efficiency solid-state dye-sensitized solar cells
G. Katsaros, T. Stergiopoulos, I. Arabatzis, K. Papadokostaki, P. Falaras, Journal of Photochemistry and Photobiology A: Chemistry 149 (2002) 191–198.
View | DOI
 
[3]
2002 | Published | Conference Paper | IST-REx-ID: 1738
Dye-sensitization of titanium dioxide thin films by Ru(II)-bpp-bpy complexes
P. Falaras, K. Chryssou, T. Stergiopoulos, I. Arabatzis, G. Katsaros, V. Catalano, R. Kurtaran, A. Hugot Le Goff, M. Bernard, in:, SPIE, 2002, pp. 125–135.
View | DOI
 
[2]
2002 | Published | Journal Article | IST-REx-ID: 1739
Binary Polyethylene Oxide/Titania Solid-State Redox Electrolyte for Highly Efficient Nanocrystalline TiO2 Photoelectrochemical Cells
T. Stergiopoulos, I. Arabatzis, G. Katsaros, P. Falaras, Nano Letters 2 (2002) 1259–1261.
View | DOI
 
[1]
2000 | Published | Conference Paper | IST-REx-ID: 1736
Comparison of the impact of FWM on binary, duobinary and dicode modulation in DWDM systems
G. Katsaros, P. Lane, M. Murphy, in:, Proceedings of the 2000 IEEE Annual Meeting Conference , IEEE, 2000, pp. 27–28.
View | DOI
 
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55 Publications

Mark all

[55]
2024 | Published | Journal Article | IST-REx-ID: 17202 | OA
A gate tunable transmon qubit in planar Ge
O. Sagi, A. Crippa, M. Valentini, M. Janik, L. Baghumyan, G. Fabris, L. Kapoor, F. Hassani, J.M. Fink, S. Calcaterra, D. Chrastina, G. Isella, G. Katsaros, Nature Communications 15 (2024).
[Published Version] View | Files available | DOI | arXiv
 
[54]
2024 | Published | Journal Article | IST-REx-ID: 17389 | OA
Cross-architecture tuning of silicon and SiGe-based quantum devices using machine learning
Severin B, Lennon DT, Camenzind LC, Vigneau F, Fedele F, Jirovec D, Ballabio A, Chrastina D, Isella G, de Kruijf M, Carballido MJ, Svab S, Kuhlmann AV, Geyer S, Froning FNM, Moon H, Osborne MA, Sejdinovic D, Katsaros G, Zumbühl DM, Briggs GAD, Ares N. 2024. Cross-architecture tuning of silicon and SiGe-based quantum devices using machine learning. Scientific Reports. 14, 17281.
[Published Version] View | Files available | DOI | arXiv
 
[53]
2024 | Published | Journal Article | IST-REx-ID: 14793 | OA
Parity-conserving Cooper-pair transport and ideal superconducting diode in planar germanium
M. Valentini, O. Sagi, L. Baghumyan, T. de Gijsel, J. Jung, S. Calcaterra, A. Ballabio, J.L. Aguilera Servin, K. Aggarwal, M. Janik, T. Adletzberger, R. Seoane Souto, M. Leijnse, J. Danon, C. Schrade, E. Bakkers, D. Chrastina, G. Isella, G. Katsaros, Nature Communications 15 (2024).
[Published Version] View | Files available | DOI | PubMed | Europe PMC
 
[52]
2024 | Epub ahead of print | Journal Article | IST-REx-ID: 15018 | OA
Compressively strained epitaxial Ge layers for quantum computing applications
Y. Shimura, C. Godfrin, A. Hikavyy, R. Li, J.L. Aguilera Servin, G. Katsaros, P. Favia, H. Han, D. Wan, K. de Greve, R. Loo, Materials Science in Semiconductor Processing 174 (2024).
[Published Version] View | Files available | DOI | WoS
 
[51]
2024 | Published | Journal Article | IST-REx-ID: 15320 | OA
Tuning the Josephson diode response with an ac current
R. Seoane Souto, M. Leijnse, C. Schrade, M. Valentini, G. Katsaros, J. Danon, Physical Review Research 6 (2024).
[Published Version] View | Files available | DOI
 
[50]
2024 | Submitted | Preprint | IST-REx-ID: 18144 | OA
Strong charge-photon coupling in planar germanium enabled by granular aluminium superinductors
M. Janik, K.E.R. Roux, C.B. Espinosa, O. Sagi, A. Baghdadi, T. Adletzberger, S. Calcaterra, M. Botifoll, A.G. Manjón, J. Arbiol, D. Chrastina, G. Isella, I.M. Pop, G. Katsaros, ArXiv (n.d.).
[Preprint] View | Files available | DOI | Download Preprint (ext.) | arXiv
 
[49]
2023 | Submitted | Preprint | IST-REx-ID: 13312 | OA
Radio frequency driven superconducting diode and parity conserving Cooper pair transport in a two-dimensional germanium hole gas
M. Valentini, O. Sagi, L. Baghumyan, T. de Gijsel, J. Jung, S. Calcaterra, A. Ballabio, J.A. Servin, K. Aggarwal, M. Janik, T. Adletzberger, R.S. Souto, M. Leijnse, J. Danon, C. Schrade, E. Bakkers, D. Chrastina, G. Isella, G. Katsaros, ArXiv (n.d.).
[Preprint] View | Files available | DOI | Download Preprint (ext.) | arXiv
 
[48]
2022 | Published | Journal Article | IST-REx-ID: 10920 | OA
Dynamics of hole singlet-triplet qubits with large g-factor differences
D. Jirovec, P.M. Mutter, A.C. Hofmann, A. Crippa, M. Rychetsky, D.L. Craig, J. Kukucka, F. Martins, A. Ballabio, N. Ares, D. Chrastina, G. Isella, G. Burkard, G. Katsaros, Physical Review Letters 128 (2022).
[Published Version] View | Files available | DOI | WoS | arXiv
 
[47]
2022 | Published | Journal Article | IST-REx-ID: 12118 | OA
Majorana-like Coulomb spectroscopy in the absence of zero-bias peaks
M. Valentini, M. Borovkov, E. Prada, S. Martí-Sánchez, M. Botifoll, A.C. Hofmann, J. Arbiol, R. Aguado, P. San-Jose, G. Katsaros, Nature 612 (2022) 442–447.
[Preprint] View | Files available | DOI | Download Preprint (ext.) | WoS | arXiv
 
[46]
2022 | Research Data | IST-REx-ID: 18291 | OA
Dynamics of Hole Singlet-Triplet Qubits with Large 𝑔-Factor Differences
G. Katsaros, D. Jirovec, (2022).
View | Files available | DOI
 
[45]
2021 | Submitted | Preprint | IST-REx-ID: 10066 | OA
Cross-architecture tuning of silicon and SiGe-based quantum devices using machine learning
Severin B, Lennon DT, Camenzind LC, Vigneau F, Fedele F, Jirovec D, Ballabio A, Chrastina D, Isella G, Kruijf M de, Carballido MJ, Svab S, Kuhlmann AV, Braakman FR, Geyer S, Froning FNM, Moon H, Osborne MA, Sejdinovic D, Katsaros G, Zumbühl DM, Briggs GAD, Ares N. Cross-architecture tuning of silicon and SiGe-based quantum devices using machine learning. arXiv, 10.48550/arXiv.2107.12975.
[Preprint] View | Files available | DOI | Download Preprint (ext.) | arXiv
 
[44]
2021 | Published | Journal Article | IST-REx-ID: 10559 | OA
Enhancement of proximity-induced superconductivity in a planar Ge hole gas
K. Aggarwal, A.C. Hofmann, D. Jirovec, I. Prieto Gonzalez, A. Sammak, M. Botifoll, S. Martí-Sánchez, M. Veldhorst, J. Arbiol, G. Scappucci, J. Danon, G. Katsaros, Physical Review Research 3 (2021).
[Published Version] View | Files available | DOI | arXiv
 
[43]
2021 | Published | Journal Article | IST-REx-ID: 8909 | OA
A singlet triplet hole spin qubit in planar Ge
D. Jirovec, A.C. Hofmann, A. Ballabio, P.M. Mutter, G. Tavani, M. Botifoll, A. Crippa, J. Kukucka, O. Sagi, F. Martins, J. Saez Mollejo, I. Prieto Gonzalez, M. Borovkov, J. Arbiol, D. Chrastina, G. Isella, G. Katsaros, Nature Materials 20 (2021) 1106–1112.
[Preprint] View | Files available | DOI | Download Preprint (ext.) | WoS | arXiv
 
[42]
2021 | Published | Journal Article | IST-REx-ID: 8910 | OA
Nontopological zero-bias peaks in full-shell nanowires induced by flux-tunable Andreev states
M. Valentini, F. Peñaranda, A.C. Hofmann, M. Brauns, R. Hauschild, P. Krogstrup, P. San-Jose, E. Prada, R. Aguado, G. Katsaros, Science 373 (2021).
[Submitted Version] View | Files available | DOI | Download Submitted Version (ext.) | WoS | arXiv
 
[41]
2021 | Published | Journal Article | IST-REx-ID: 8911 | OA
The germanium quantum information route
G. Scappucci, C. Kloeffel, F.A. Zwanenburg, D. Loss, M. Myronov, J.-J. Zhang, S.D. Franceschi, G. Katsaros, M. Veldhorst, Nature Reviews Materials 6 (2021) 926–943.
[Preprint] View | DOI | Download Preprint (ext.) | WoS | arXiv
 
[40]
2021 | Research Data | IST-REx-ID: 9291 | OA
Raw transport data for: Enhancement of proximity induced superconductivity in planar germanium
G. Katsaros, (2021).
[Published Version] View | Files available | DOI
 
[39]
2021 | Published | Conference Paper | IST-REx-ID: 9464
Ge/Si quantum wires for quantum computing
F. Gao, J.Y. Zhang, J.H. Wang, M. Ming, T. Wang, J.J. Zhang, H. Watzinger, J. Kukucka, L. Vukušić, G. Katsaros, K. Wang, G. Xu, H.O. Li, G.P. Guo, in:, 2021 5th IEEE Electron Devices Technology and Manufacturing Conference, EDTM 2021, IEEE, 2021.
View | DOI | WoS
 
[38]
2020 | Published | Other Publication | IST-REx-ID: 17444 | OA
Nanowires: Site‐controlled uniform Ge/Si Hut wires with electrically tunable spin–orbit coupling (Adv. Mater. 16/2020)
F. Gao, J. Wang, H. Watzinger, H. Hu, M.J. Rančić, J. Zhang, T. Wang, Y. Yao, G. Wang, J. Kukucka, L. Vukušić, C. Kloeffel, D. Loss, F. Liu, G. Katsaros, J. Zhang, Nanowires: Site‐controlled Uniform Ge/Si Hut Wires with Electrically Tunable Spin–Orbit Coupling (Adv. Mater. 16/2020), Wiley, 2020.
[Published Version] View | Files available | DOI | Download Published Version (ext.)
 
[37]
2020 | Published | Journal Article | IST-REx-ID: 7541 | OA
Site-controlled uniform Ge/Si hut wires with electrically tunable spin-orbit coupling
F. Gao, J.-H. Wang, H. Watzinger, H. Hu, M.J. Rančić, J.-Y. Zhang, T. Wang, Y. Yao, G.-L. Wang, J. Kukucka, L. Vukušić, C. Kloeffel, D. Loss, F. Liu, G. Katsaros, J.-J. Zhang, Advanced Materials 32 (2020).
[Published Version] View | Files available | DOI | WoS
 
[36]
2020 | Research Data | IST-REx-ID: 7689 | OA
Supplementary data for "Zero field splitting of heavy-hole states in quantum dots"
G. Katsaros, (2020).
[Published Version] View | Files available | DOI
 
[35]
2020 | Published | Journal Article | IST-REx-ID: 8203 | OA
Zero field splitting of heavy-hole states in quantum dots
G. Katsaros, J. Kukucka, L. Vukušić, H. Watzinger, F. Gao, T. Wang, J.-J. Zhang, K. Held, Nano Letters 20 (2020) 5201–5206.
[Published Version] View | Files available | DOI | WoS | PubMed | Europe PMC
 
[34]
2020 | Submitted | Preprint | IST-REx-ID: 8831 | OA
Enhancement of proximity induced superconductivity in planar Germanium
K. Aggarwal, A.C. Hofmann, D. Jirovec, I. Prieto Gonzalez, A. Sammak, M. Botifoll, S. Marti-Sanchez, M. Veldhorst, J. Arbiol, G. Scappucci, G. Katsaros, ArXiv (n.d.).
[Submitted Version] View | Files available | arXiv
 
[33]
2020 | Research Data | IST-REx-ID: 8834 | OA
Enhancement of proximity induced superconductivity in planar Germanium
G. Katsaros, (2020).
[Published Version] View | Files available | DOI
 
[32]
2020 | Research Data | IST-REx-ID: 9222 | OA
Transport data for: Site‐controlled uniform Ge/Si Hut wires with electrically tunable spin–orbit coupling
G. Katsaros, (2020).
[Published Version] View | Files available | DOI
 
[31]
2019 | Submitted | Preprint | IST-REx-ID: 10065 | OA
Assessing the potential of Ge/SiGe quantum dots as hosts for singlet-triplet qubits
A.C. Hofmann, D. Jirovec, M. Borovkov, I. Prieto Gonzalez, A. Ballabio, J. Frigerio, D. Chrastina, G. Isella, G. Katsaros, ArXiv (n.d.).
[Preprint] View | Files available | DOI | Download Preprint (ext.) | arXiv
 
[30]
2018 | Published | Journal Article | IST-REx-ID: 23 | OA
Single-shot readout of hole spins in Ge
L. Vukušić, J. Kukucka, H. Watzinger, J.M. Milem, F. Schäffler, G. Katsaros, Nano Letters 18 (2018) 7141–7145.
[Published Version] View | Files available | DOI | WoS | PubMed | Europe PMC
 
[29]
2018 | Published | Journal Article | IST-REx-ID: 77 | OA
A germanium hole spin qubit
H. Watzinger, J. Kukucka, L. Vukušić, F. Gao, T. Wang, F. Schäffler, J. Zhang, G. Katsaros, Nature Communications 9 (2018).
[Published Version] View | Files available | DOI | WoS
 
[28]
2017 | Published | Journal Article | IST-REx-ID: 840 | OA
Fast hole tunneling times in germanium hut wires probed by single-shot reflectometry
L. Vukušić, J. Kukucka, H. Watzinger, G. Katsaros, Nano Letters 17 (2017) 5706–5710.
[Published Version] View | Files available | DOI | WoS
 
[27]
2016 | Published | Journal Article | IST-REx-ID: 1328 | OA
Heavy-hole states in germanium hut wires
H. Watzinger, C. Kloeffel, L. Vukušić, M. Rossell, V. Sessi, J. Kukucka, R. Kirchschlager, E. Lausecker, A. Truhlar, M. Glaser, A. Rastelli, A. Fuhrer, D. Loss, G. Katsaros, Nano Letters 16 (2016) 6879–6885.
[Published Version] View | Files available | DOI
 
[26]
2014 | Published | Journal Article | IST-REx-ID: 1761 | OA
PtSi clustering in silicon probed by transport spectroscopy
M. Mongillo, P. Spathis, G. Katsaros, S. De Franceschi, P. Gentile, R. Rurali, X. Cartoixà, Physical Review X 3 (2014).
View | DOI | Download (ext.)
 
[25]
2013 | Published | Journal Article | IST-REx-ID: 1759 | OA
Nature of tunable hole g factors in quantum dots
N. Ares, V. Golovach, G. Katsaros, M. Stoffel, F. Fournel, L. Glazman, O. Schmidt, S. De Franceschi, Physical Review Letters 110 (2013).
View | DOI | Download (ext.)
 
[24]
2013 | Published | Journal Article | IST-REx-ID: 1760 | OA
SiGe quantum dots for fast hole spin Rabi oscillations
N. Ares, G. Katsaros, V. Golovach, J. Zhang, A. Prager, L. Glazman, O. Schmidt, S. De Franceschi, Applied Physics Letters 103 (2013).
View | DOI | Download (ext.)
 
[23]
2012 | Published | Journal Article | IST-REx-ID: 1756 | OA
Multifunctional devices and logic gates with undoped silicon nanowires
M. Mongillo, P. Spathis, G. Katsaros, P. Gentile, S. De Franceschi, Nano Letters 12 (2012) 3074–3079.
View | DOI | Download (ext.)
 
[22]
2012 | Published | Journal Article | IST-REx-ID: 1757 | OA
Monolithic growth of ultrathin Ge nanowires on Si(001)
J. Zhang, G. Katsaros, F. Montalenti, D. Scopece, R. Rezaev, C. Mickel, B. Rellinghaus, L. Miglio, S. De Franceschi, A. Rastelli, O. Schmidt, Physical Review Letters 109 (2012).
View | DOI | Download (ext.)
 
[21]
2012 | Published | Journal Article | IST-REx-ID: 1758 | OA
Zero-bias anomaly in a nanowire quantum dot coupled to superconductors
E. Lee, X. Jiang, R. Aguado, G. Katsaros, C. Lieber, S. De Franceschi, Physical Review Letters 109 (2012).
View | DOI | Download (ext.)
 
[20]
2011 | Published | Journal Article | IST-REx-ID: 1754 | OA
Joule-assisted silicidation for short-channel silicon nanowire devices
M. Mongillo, P. Spathis, G. Katsaros, P. Gentile, M. Sanquer, S. De Franceschi, ACS Nano 5 (2011) 7117–7123.
[Preprint] View | DOI | Download Preprint (ext.) | arXiv
 
[19]
2011 | Published | Journal Article | IST-REx-ID: 1755 | OA
Observation of spin-selective tunneling in sige nanocrystals
G. Katsaros, V. Golovach, P. Spathis, N. Ares, M. Stoffel, F. Fournel, O. Schmidt, L. Glazman, S. De Franceschi, Physical Review Letters 107 (2011).
View | DOI | Download (ext.)
 
[18]
2010 | Published | Journal Article | IST-REx-ID: 1752 | OA
Hybrid superconductor-semiconductor devices made from self-assembled SiGe nanocrystals on silicon
G. Katsaros, P. Spathis, M. Stoffel, F. Fournel, M. Mongillo, V. Bouchiat, F. Lefloch, A. Rastelli, O. Schmidt, S. De Franceschi, Nature Nanotechnology 5 (2010) 458–464.
View | DOI | Download (ext.)
 
[17]
2010 | Published | Journal Article | IST-REx-ID: 1753 | OA
Quantum transport in GaN/AlN double-barrier heterostructure nanowires
R. Songmuang, G. Katsaros, E. Monroy, P. Spathis, C. Bougerol, M. Mongillo, S. De Franceschi, Nano Letters 10 (2010) 3545–3550.
View | DOI | Download (ext.)
 
[16]
2008 | Published | Journal Article | IST-REx-ID: 1749
Three-dimensional composition profiles of single quantum dots determined by scanning-probe-microscopy-based nanotomography
A. Rastelli, M. Stoffel, Â. Malachias, T. Merdzhanova, G. Katsaros, K. Kern, T. Metzger, O. Schmidt, Nano Letters 8 (2008) 1404–1409.
View | DOI
 
[15]
2008 | Published | Journal Article | IST-REx-ID: 1751
Positioning of strained islands by interaction with surface nanogrooves
G. Katsaros, J. Tersoff, M. Stoffel, A. Rastelli, P. Acosta Diaz, G. Kar, G. Costantini, O. Schmidt, K. Kern, Physical Review Letters 101 (2008).
View | DOI
 
[14]
2007 | Published | Journal Article | IST-REx-ID: 1750
Three-dimensional isocompositional profiles of buried SiGeSi (001) islands
G. Katsaros, M. Stoffel, A. Rastelli, O. Schmidt, K. Kern, J. Tersoff, Applied Physics Letters 91 (2007).
View | DOI
 
[13]
2006 | Published | Journal Article | IST-REx-ID: 1745
Investigating the lateral motion of SiGe islands by selective chemical etching
G. Katsaros, A. Rastelli, M. Stoffel, G. Isella, H. Von Känel, A. Bittner, J. Tersoff, U. Denker, O. Schmidt, G. Costantini, K. Kern, Surface Science 600 (2006) 2608–2613.
View | DOI
 
[12]
2006 | Published | Journal Article | IST-REx-ID: 1746
Interplay between thermodynamics and kinetics in the capping of InAs/GaAs (001) quantum dots
G. Costantini, A. Rastelli, C. Manzano, P. Acosta Diaz, R. Songmuang, G. Katsaros, O. Schmidt, K. Kern, Physical Review Letters 96 (2006).
View | DOI
 
[11]
2006 | Published | Journal Article | IST-REx-ID: 1747
Reading the footprints of strained islands
A. Rastelli, M. Stoffel, G. Katsaros, J. Tersoff, U. Denker, T. Merdzhanova, G. Kar, G. Costantini, K. Kern, H. Von Känel, O. Schmidt, Microelectronics Journal 37 (2006) 1471–1476.
View | DOI
 
[10]
2006 | Published | Journal Article | IST-REx-ID: 1748
Evolution of buried semiconductor nanostructures and origin of stepped surface mounds during capping
G. Katsaros, A. Rastelli, M. Stoffel, G. Costantini, O. Schmidt, K. Kern, J. Tersoff, E. Müller, H. Von Känel, Applied Physics Letters 89 (2006).
View | DOI
 
[9]
2005 | Published | Journal Article | IST-REx-ID: 1740
Pyramids and domes in the InAs/GaAs (0 0 1) and Ge/Si (0 0 1) systems
G. Costantini, A. Rastelli, C. Manzano, P. Acosta Diaz, G. Katsaros, R. Songmuang, O. Schmidt, H. Von Känel, K. Kern, Journal of Crystal Growth 278 (2005) 38–45.
View | DOI
 
[8]
2005 | Published | Journal Article | IST-REx-ID: 1741
Lateral motion of SiGe islands driven by surface-mediated alloying
U. Denker, A. Rastelli, M. Stoffel, J. Tersoff, G. Katsaros, G. Costantini, K. Kern, N. Jin Phillipp, D. Jesson, O. Schmidt, Physical Review Letters 94 (2005).
View | DOI
 
[7]
2005 | Published | Journal Article | IST-REx-ID: 1742
Kinetic origin of island intermixing during the growth of Ge on Si (001)
G. Katsaros, G. Costantini, M. Stoffel, R. Esteban, A. Bittner, A. Rastelli, U. Denker, O. Schmidt, K. Kern, Physical Review B - Condensed Matter and Materials Physics 72 (2005).
View | DOI
 
[6]
2005 | Published | Journal Article | IST-REx-ID: 1743
Periodic pillar structures by Si etching of multilayer GeSi/Si islands
Z. Zhong, G. Katsaros, M. Stoffel, G. Costantini, K. Kern, O. Schmidt, N. Jin Phillipp, G. Bauer, Applied Physics Letters 87 (2005) 1–3.
View | DOI
 
[5]
2005 | Published | Journal Article | IST-REx-ID: 1744
Non linear transmission effects in duobinary and dicode optical systems
G. Katsaros, I. Darwazeh, P. Lane, IEE Proceedings - Optoelectronics 152 (2005) 344–352.
View | DOI
 
[4]
2002 | Published | Journal Article | IST-REx-ID: 1737
A solvent-free composite polymer/inorganic oxide electrolyte for high efficiency solid-state dye-sensitized solar cells
G. Katsaros, T. Stergiopoulos, I. Arabatzis, K. Papadokostaki, P. Falaras, Journal of Photochemistry and Photobiology A: Chemistry 149 (2002) 191–198.
View | DOI
 
[3]
2002 | Published | Conference Paper | IST-REx-ID: 1738
Dye-sensitization of titanium dioxide thin films by Ru(II)-bpp-bpy complexes
P. Falaras, K. Chryssou, T. Stergiopoulos, I. Arabatzis, G. Katsaros, V. Catalano, R. Kurtaran, A. Hugot Le Goff, M. Bernard, in:, SPIE, 2002, pp. 125–135.
View | DOI
 
[2]
2002 | Published | Journal Article | IST-REx-ID: 1739
Binary Polyethylene Oxide/Titania Solid-State Redox Electrolyte for Highly Efficient Nanocrystalline TiO2 Photoelectrochemical Cells
T. Stergiopoulos, I. Arabatzis, G. Katsaros, P. Falaras, Nano Letters 2 (2002) 1259–1261.
View | DOI
 
[1]
2000 | Published | Conference Paper | IST-REx-ID: 1736
Comparison of the impact of FWM on binary, duobinary and dicode modulation in DWDM systems
G. Katsaros, P. Lane, M. Murphy, in:, Proceedings of the 2000 IEEE Annual Meeting Conference , IEEE, 2000, pp. 27–28.
View | DOI
 
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