[HTML][HTML] Majorana nanowires for topological quantum computation

P Marra - Journal of Applied Physics, 2022 - pubs.aip.org
Majorana bound states are quasiparticle excitations localized at the boundaries of a
topologically nontrivial superconductor. They are zero-energy, charge-neutral, particle–hole …

Geometry controlled superconducting diode and anomalous Josephson effect triggered by the topological phase transition in curved proximitized nanowires

AA Kopasov, AG Kutlin, AS Mel'nikov - Physical Review B, 2021 - APS
We study the key features of the Josephson transport through a curved semiconducting
nanowire. Based on numerical simulations and analytical estimates within the framework of …

Nonsinusoidal current-phase relations in semiconductor–superconductor–ferromagnetic insulator devices

A Maiani, K Flensberg, M Leijnse, C Schrade… - Physical Review B, 2023 - APS
Coherent tunneling processes of multiple Cooper pairs across a Josephson junction give
rise to high harmonics in the current phase relation. In this work, we propose and study …

Best practices for first-principles simulations of epitaxial inorganic interfaces

D Dardzinski, M Yu, S Moayedpour… - Journal of Physics …, 2022 - iopscience.iop.org
At an interface between two materials physical properties and functionalities may be
achieved, which would not exist in either material alone. Epitaxial inorganic interfaces are at …

Emerging quantum hybrid systems for non-Abelian-state manipulation

B Muralidharan, M Kumar, C Li - Frontiers in Nanotechnology, 2023 - frontiersin.org
The non-Abelian state has garnered considerable interest in the field of fundamental physics
and future applications in quantum computing. In this review, we introduce the basic ideas of …

Mitigating disorder-induced zero-energy states in weakly coupled superconductor-semiconductor hybrid systems

OA Awoga, M Leijnse, AM Black-Schaffer, J Cayao - Physical Review B, 2023 - APS
Disorder has appeared as one of the main mechanisms to induce topologically trivial zero-
energy states in superconductor-semiconductor systems, thereby challenging the detection …

Supercurrent reversal in ferromagnetic hybrid nanowire Josephson junctions

D Razmadze, RS Souto, L Galletti, A Maiani, Y Liu… - Physical Review B, 2023 - APS
We report supercurrent transport measurements in hybrid Josephson junctions comprising
semiconducting InAs nanowires with epitaxial ferromagnetic insulator EuS and …

Semiconductor-ferromagnet-superconductor planar heterostructures for 1D topological superconductivity

SD Escribano, A Maiani, M Leijnse, K Flensberg… - npj quantum …, 2022 - nature.com
Hybrid structures of semiconducting (SM) nanowires, epitaxially grown superconductors
(SC), and ferromagnetic-insulator (FI) layers have been explored experimentally and …

Phenomenology of Majorana zero modes in full-shell hybrid nanowires

C Payá, SD Escribano, A Vezzosi, F Peñaranda… - Physical Review B, 2024 - APS
Full-shell nanowires have been proposed as an alternative nanowire design in the search of
topological superconductivity and Majorana zero modes (MZMs). They are hybrid …

Evidence for spin-polarized bound states in semiconductor–superconductor–ferromagnetic-insulator islands

S Vaitiekėnas, RS Souto, Y Liu, P Krogstrup… - Physical Review B, 2022 - APS
We report Coulomb blockade transport studies of semiconducting InAs nanowires grown
with epitaxial superconducting Al and ferromagnetic insulator EuS on overlapping facets …