Weyl josephson circuits

V Fatemi, AR Akhmerov, L Bretheau - Physical Review Research, 2021 - APS
We introduce Weyl Josephson circuits: small Josephson junction circuits that simulate Weyl
band structures. We first formulate a general approach to design circuits that are analogous …

Multi-terminal Josephson junctions: A road to topological flux networks

LP Gavensky, G Usaj, CA Balseiro - Europhysics Letters, 2023 - iopscience.iop.org
Multi-terminal Josephson junctions were recently proposed as a versatile and tunable
platform to emulate topological Bloch-like Hamiltonians in arbitrary dimensions. In this …

Ground-state quantum geometry in superconductor–quantum dot chains

RL Klees, JC Cuevas, W Belzig, G Rastelli - Physical Review B, 2021 - APS
Multiterminal Josephson junctions constitute engineered topological systems in arbitrary
synthetic dimensions defined by the superconducting phases. Microwave spectroscopy …

Anomalous Josephson coupling and high-harmonics in non-centrosymmetric superconductors with S-wave spin-triplet pairing

Y Fukaya, Y Tanaka, P Gentile, K Yada… - npj Quantum …, 2022 - nature.com
We study the Josephson effects arising in junctions made of non-centrosymmetric
superconductors with spin-triplet pairing having s-wave orbital-singlet symmetry. We …

Topological superconductivity induced by magnetic texture crystals

D Steffensen, MH Christensen, BM Andersen… - Physical Review …, 2022 - APS
We present a detailed investigation of the topological phases and Majorana fermion (MF)
excitations that arise from the bulk interplay between (un) conventional one-and two-band …

Non-Abelian monopoles in the multiterminal Josephson effect

HY Xie, J Hasan, A Levchenko - Physical Review B, 2022 - APS
In this Letter we present a detailed theoretical analysis for the spectral properties of Andreev
bound states in the multiterminal Josephson junctions by employing a symmetry-constrained …

Cooper-pair transistor as a minimal topological quantum circuit

T Herrig, RP Riwar - Physical review research, 2022 - APS
The outlook of protected quantum computing spurred enormous progress in the search for
topological materials, sustaining a continued race to find the most experimentally feasible …

Multilocational Majorana zero modes

Y Nagae, AP Schnyder, Y Tanaka, Y Asano, S Ikegaya - Physical Review B, 2024 - APS
We show the appearance of an unconventional Majorana zero mode whose wave function
splits into multiple parts located at different ends of different one-dimensional topological …

Weyl points in multiterminal hybrid superconductor-semiconductor nanowire devices

EV Repin, YV Nazarov - Physical Review B, 2022 - APS
The technology of superconductor-semiconductor nanowire devices has matured in recent
years. This makes it feasible to make more complex and sophisticated devices. We …

[HTML][HTML] Majorana bound states in a driven quantum dot

F Medina-Cuy, D Martínez… - The European Physical …, 2023 - Springer
We study a periodically driven quantum dot in two different configurations. In the first setup, a
quantum dot coupled to a topological superconductor and a normal metal lead. In the …