Transport in two-dimensional topological materials: recent developments in experiment and theory

D Culcer, AC Keser, Y Li, G Tkachov - 2D Materials, 2020 - iopscience.iop.org
We review theoretical and experimental highlights in transport in two-dimensional
topological materials over the last five years. Topological materials comprise topological …

[HTML][HTML] Quantum thermodynamic devices: From theoretical proposals to experimental reality

NM Myers, O Abah, S Deffner - AVS quantum science, 2022 - pubs.aip.org
Thermodynamics originated in the need to understand novel technologies developed by the
Industrial Revolution. However, over the centuries, the description of engines, refrigerators …

Proximity-induced superconductivity in epitaxial topological insulator/graphene/gallium heterostructures

C Li, YF Zhao, A Vera, O Lesser, H Yi, S Kumari… - Nature Materials, 2023 - nature.com
The introduction of superconductivity to the Dirac surface states of a topological insulator
leads to a topological superconductor, which may support topological quantum computing …

Half-integer Shapiro steps in highly transmissive InSb nanoflag Josephson junctions

A Iorio, A Crippa, B Turini, S Salimian, M Carrega… - Physical Review …, 2023 - APS
We investigate a ballistic InSb nanoflag-based Josephson junction with Nb superconducting
contacts. The high transparency of the superconductor-semiconductor interfaces enables …

Direct Measurement of a Current Phase Relation in a Graphene Superconducting Quantum Interference Device

S Messelot, N Aparicio, E De Seze, E Eyraud… - Physical Review Letters, 2024 - APS
In a Josephson junction, the current phase relation relates the phase variation of the
superconducting order parameter φ, between the two superconducting leads connected …

Limitations of the current–phase relation measurements by an asymmetric dc-SQUID

I Babich, A Kudriashov, D Baranov, VS Stolyarov - Nano Letters, 2023 - ACS Publications
Exotic quantum transport phenomena established in Josephson junctions (JJs) are reflected
by a nonsinusoidal current–phase relation (CPR). The solidified approach to measuring the …

Metallization and proximity superconductivity in topological insulator nanowires

HF Legg, D Loss, J Klinovaja - Physical Review B, 2022 - APS
A heterostructure consisting of a topological insulator (TI) nanowire brought into proximity
with a superconducting layer provides a promising route to achieve topological …

Contribution of Processes in SN Electrodes to the Transport Properties of SN-N-NS Josephson Junctions

V Ruzhickiy, S Bakurskiy, M Kupriyanov, N Klenov… - Nanomaterials, 2023 - mdpi.com
In this paper, we present a theoretical study of electronic transport in planar Josephson
Superconductor–Normal Metal–Superconductor (SN-N-NS) bridges with arbitrary …

[HTML][HTML] Topological insulator nanoribbon Josephson junctions: Evidence for size effects in transport properties

G Kunakova, AP Surendran, D Montemurro… - Journal of Applied …, 2020 - pubs.aip.org
We have used Bi 2 Se 3 nanoribbons, grown by catalyst-free physical vapor deposition to
fabricate high quality Josephson junctions with Al superconducting electrodes. In our …

Large second-order Josephson effect in planar superconductor-semiconductor junctions

P Zhang, A Zarassi, L Jarjat, V Van de Sande… - SciPost Physics, 2024 - scipost.org
We investigate the current-phase relations of Al/InAs-quantum well planar Josephson
junctions fabricated using nanowire shadowing technique. Based on several experiments …