Subgap transport in superconductor-semiconductor hybrid islands: Weak and strong coupling regimes

Strong charge-photon coupling in planar germanium enabled by granular aluminium superinductors
M. Janik, K.E.R. Roux, C.N. Borja Espinosa, O. Sagi, A. Baghdadi, T. Adletzberger, S. Calcaterra, M. Botifoll, A. Garzón Manjón, J. Arbiol, D. Chrastina, G. Isella, I.M. Pop, G. Katsaros, Nature Communications 16 (2025).

Research data for publication 'Strong charge-photon coupling in planar germanium enabled by granular aluminium superinductors'
M. Janik, (2025).

Exchange anisotropies in microwave-driven singlet-triplet qubits
J. Saez Mollejo, (2025).

Exchange anisotropies in microwave-driven singlet-triplet qubits
J. Saez Mollejo, D. Jirovec, Y.A. Schell, J. Kukucka, S. Calcaterra, D. Chrastina, G. Isella, M. Rimbach-Russ, S. Bosco, G. Katsaros, Nature Communications 16 (2025).

Automated All-RF Tuning for Spin Qubit Readout and Control
J. Saez Mollejo, (2025).

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).

Automated long-range compensation of an rf quantum dot sensor
J. Hickie, B. Van Straaten, F. Fedele, D. Jirovec, A. Ballabio, D. Chrastina, G. Isella, G. Katsaros, N. Ares, Physical Review Applied 22 (2024).

Strong hole-photon coupling in planar Ge for probing charge degree and strongly correlated states
F. De Palma, F. Oppliger, W. Jang, S. Bosco, M. Janik, S. Calcaterra, G. Katsaros, G. Isella, D. Loss, P. Scarlino, Nature Communications 15 (2024).

Cross-architecture tuning of silicon and SiGe-based quantum devices using machine learning
B. Severin, D.T. Lennon, L.C. Camenzind, F. Vigneau, F. Fedele, D. Jirovec, A. Ballabio, D. Chrastina, G. Isella, M. de Kruijf, M.J. Carballido, S. Svab, A.V. Kuhlmann, S. Geyer, F.N.M. Froning, H. Moon, M.A. Osborne, D. Sejdinovic, G. Katsaros, D.M. Zumbühl, G.A.D. Briggs, N. Ares, Scientific Reports 14 (2024).

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).

Hybrid circuits on planar Germanium
O. Sagi, Hybrid Circuits on Planar Germanium, Institute of Science and Technology Austria, 2024.

A gate-tunable transmon in planar Ge
O. Sagi, (2024).

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).

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).

Strong charge-photon coupling in planar germanium enabled by granular  aluminium superinductors
M. Janik, K.E.R. Roux, C.N. Borja 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.).

Strong charge-photon coupling in Germanium enabled by granular aluminium superinductors
M. Janik, Strong Charge-Photon Coupling in Germanium Enabled by Granular Aluminium Superinductors, Institute of Science and Technology Austria, 2024.

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.).

Density-wave ordering in a unitary Fermi gas with photon-mediated interactions
V. Helson, T. Zwettler, F. Mivehvar, E. Colella, K.E.R. Roux, H. Konishi, H. Ritsch, J.P. Brantut, Nature 618 (2023) 716–720.

Mesoscopic phenomena in hybrid semiconductor-superconductor nanodevices : From full-shell nanowires to two-dimensional hole gas in germanium