Majorana zero modes in superconductor–semiconductor heterostructures
Realizing topological superconductivity and Majorana zero modes in the laboratory is a
major goal in condensed-matter physics. In this Review, we survey the current status of this …
major goal in condensed-matter physics. In this Review, we survey the current status of this …
From Andreev to Majorana bound states in hybrid superconductor–semiconductor nanowires
Inhomogeneous superconductors can host electronic excitations, known as Andreev bound
states (ABSs), below the superconducting energy gap. With the advent of topological …
states (ABSs), below the superconducting energy gap. With the advent of topological …
Supercurrent rectification and magnetochiral effects in symmetric Josephson junctions
Transport is non-reciprocal when not only the sign, but also the absolute value of the current
depends on the polarity of the applied voltage. It requires simultaneously broken inversion …
depends on the polarity of the applied voltage. It requires simultaneously broken inversion …
InAs-Al hybrid devices passing the topological gap protocol
M Aghaee, A Akkala, Z Alam, R Ali, A Alcaraz Ramirez… - Physical Review B, 2023 - APS
We present measurements and simulations of semiconductor-superconductor
heterostructure devices that are consistent with the observation of topological …
heterostructure devices that are consistent with the observation of topological …
Flux-induced topological superconductivity in full-shell nanowires
INTRODUCTION Majorana zero modes (MZMs) localized at the ends of one-dimensional
topological superconductors are promising candidates for fault-tolerant quantum computing …
topological superconductors are promising candidates for fault-tolerant quantum computing …
Superconducting diode effect due to magnetochiral anisotropy in topological insulators and Rashba nanowires
The critical current of a superconductor can depend on the direction of current flow due to
magnetochiral anisotropy when both inversion and time-reversal symmetry are broken, an …
magnetochiral anisotropy when both inversion and time-reversal symmetry are broken, an …
Nontopological zero-bias peaks in full-shell nanowires induced by flux-tunable Andreev states
A semiconducting nanowire fully wrapped by a superconducting shell has been proposed
as a platform for obtaining Majorana modes at small magnetic fields. In this study, we …
as a platform for obtaining Majorana modes at small magnetic fields. In this study, we …
Next steps of quantum transport in Majorana nanowire devices
Majorana zero modes are localized quasiparticles that obey non-Abelian exchange
statistics. Braiding Majorana zero modes forms the basis of topologically protected quantum …
statistics. Braiding Majorana zero modes forms the basis of topologically protected quantum …
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 …
topologically nontrivial superconductor. They are zero-energy, charge-neutral, particle–hole …
Estimating disorder and its adverse effects in semiconductor Majorana nanowires
We use the available transport measurements in the literature to develop a dataset for the
likely amount of disorder in semiconductor (InAs and InSb) materials which are used in …
likely amount of disorder in semiconductor (InAs and InSb) materials which are used in …