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 …

Superconducting Long-Range Proximity Effect through the Atomically Flat Interface of a Bi2Te3 Topological Insulator

VS Stolyarov, S Pons, S Vlaic… - The Journal of …, 2021 - ACS Publications
We report on structural and electronic properties of superconducting nanohybrids made of
Pb grown in the ultrahigh vacuum on the atomically clean surface of single crystals of …

Revealing Intrinsic Superconductivity of the Nb/BiSbTe2Se Interface

A Kudriashov, I Babich… - Advanced Functional …, 2022 - Wiley Online Library
Typically, topological superconductivity is reachable via proximity effect by a direct
deposition of superconductor (S) on top of a topological insulator (TI) surface. Here, the …

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 …

Edelstein Effect Induced Superconducting Diode Effect in Inversion Symmetry Breaking MoTe2 Josephson Junctions

P Chen, G Wang, B Ye, J Wang, L Zhou… - Advanced Functional …, 2024 - Wiley Online Library
Superconducting diode effect (SDE) with nonreciprocal supercurrent transport has attracted
intense attention recently, not only for its intriguing physics, but also for its great application …

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 …

Current-phase relation of a short multi-mode Bi2Se3 topological insulator nanoribbon Josephson junction with ballistic transport modes

AP Surendran, D Montemurro… - Superconductor …, 2023 - iopscience.iop.org
We used the asymmetric superconducting quantum interference device (SQUID) technique
to extract the current phase relation (CPR) of a Josephson junction with a 3D-topological …

Physical Vapor Deposition Features of Ultrathin Nanocrystals of Bi2(TexSe1–x)3

DS Yakovlev, DS Lvov, OV Emelyanova… - The journal of …, 2022 - ACS Publications
Structural and electronic properties of ultrathin nanocrystals of chalcogenide Bi2 (Te x Se1–
x) 3 were studied. The nanocrystals were formed from the parent compound Bi2Te2Se on as …

Magnetic Gap of Fe-Doped BiSbTe2Se Bulk Single Crystals Detected by Tunneling Spectroscopy and Gate-Controlled Transports

R Yano, A Kudriashov, HT Hirose, T Tsuda… - The journal of …, 2021 - ACS Publications
Topological insulators with broken time-reversal symmetry and the Fermi level within the
magnetic gap at the Dirac cone provides exotic topological magneto-electronic phenomena …