Cuprate superconductors as viewed through a striped lens

JM Tranquada - Advances in Physics, 2020 - Taylor & Francis
Understanding the electron pairing in hole-doped cuprate superconductors has been a
challenge, in particular because the “normal” state from which it evolves is unprecedented …

Exotic Lifshitz transitions in topological materials

GE Volovik - Physics-Uspekhi, 2018 - iopscience.iop.org
Topological Lifshitz transitions involve many types of topological structures in momentum
and frequency–momentum spaces, such as Fermi surfaces, Dirac lines, Dirac and Weyl …

Loss mechanisms and quasiparticle dynamics in superconducting microwave resonators made of thin-film granular aluminum

L Grünhaupt, N Maleeva, ST Skacel, M Calvo… - Physical review …, 2018 - APS
Superconducting high kinetic inductance elements constitute a valuable resource for
quantum circuit design and millimeter-wave detection. Granular aluminum (grAl) in the …

Granular aluminium as a superconducting material for high-impedance quantum circuits

L Grünhaupt, M Spiecker, D Gusenkova, N Maleeva… - Nature materials, 2019 - nature.com
Superconducting quantum information processing machines are predominantly based on
microwave circuits with relatively low characteristic impedance, about 100 Ω, and small …

Circuit quantum electrodynamics of granular aluminum resonators

N Maleeva, L Grünhaupt, T Klein… - Nature …, 2018 - nature.com
Granular aluminum (grAl) is a promising high kinetic inductance material for detectors,
amplifiers, and qubits. Here we model the grAl structure, consisting of pure aluminum grains …

Phonon traps reduce the quasiparticle density in superconducting circuits

F Henriques, F Valenti, T Charpentier, M Lagoin… - Applied physics …, 2019 - pubs.aip.org
Out of equilibrium quasiparticles (QPs) are one of the main sources of decoherence in
superconducting quantum circuits and one that is particularly detrimental in devices with …

Implementation of a transmon qubit using superconducting granular aluminum

P Winkel, K Borisov, L Grünhaupt, D Rieger… - Physical Review X, 2020 - APS
The high kinetic inductance offered by granular aluminum (grAl) has recently been
employed for linear inductors in superconducting high-impedance qubits and kinetic …

Single-Gap Superconductivity and Dome of Superfluid Density in Nb-Doped

M Thiemann, MH Beutel, M Dressel, NR Lee-Hone… - Physical Review Letters, 2018 - APS
SrTiO 3 exhibits a superconducting dome upon doping with Nb, with a maximum critical
temperature T c≈ 0.4 K. Using microwave stripline resonators at frequencies from 2 to 23 …

Electrodynamics of granular aluminum from superconductor to insulator: Observation of collective superconducting modes

F Levy-Bertrand, T Klein, T Grenet, O Dupré, A Benoît… - Physical Review B, 2019 - APS
We report on a detailed study of the optical response and T c-ρ phase diagram (T c being
the superconducting critical temperature and ρ the normal state resistivity of the film) of …

Control over epitaxy and the role of the InAs/Al interface in hybrid two-dimensional electron gas systems

E Cheah, DZ Haxell, R Schott, P Zeng, E Paysen… - Physical Review …, 2023 - APS
In situ synthesized semiconductor/superconductor hybrid structures became an important
material platform in condensed matter physics. Their development enabled a plethora of …