Materials challenges and opportunities for quantum computing hardware
BACKGROUND The past two decades have seen intense efforts aimed at building quantum
computing hardware with the potential to solve problems that are intractable on classical …
computing hardware with the potential to solve problems that are intractable on classical …
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 …
Topological superconductivity in hybrid devices
Topological superconductivity can emerge from the combination of conventional
superconductivity in a metal and strong spin–orbit coupling in a semiconductor when they …
superconductivity in a metal and strong spin–orbit coupling in a semiconductor when they …
Non-Majorana states yield nearly quantized conductance in proximatized nanowires
Semiconductor nanowires with proximity-induced superconductivity are leading contenders
for manifesting Majorana fermions in condensed matter,,,–. However, unambiguous …
for manifesting Majorana fermions in condensed matter,,,–. However, unambiguous …
Physical mechanisms for zero-bias conductance peaks in Majorana nanowires
Motivated by the need to understand and simulate the ubiquitous experimentally observed
zero-bias conductance peaks in superconductor-semiconductor hybrid structures, we …
zero-bias conductance peaks in superconductor-semiconductor hybrid structures, we …
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 …
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 …
Three-terminal nonlocal conductance in Majorana nanowires: Distinguishing topological and trivial in realistic systems with disorder and inhomogeneous potential
We develop a theory for the three-terminal nonlocal conductance in Majorana nanowires as
existing in the superconductor-semiconductor hybrid structures in the presence of …
existing in the superconductor-semiconductor hybrid structures in the presence of …
Electronic Transport and Quantum Phenomena in Nanowires
Nanowires are natural one-dimensional channels and offer new opportunities for advanced
electronic quantum transport experiments. We review recent progress on the synthesis of …
electronic quantum transport experiments. We review recent progress on the synthesis of …
Trivial andreev band mimicking topological bulk gap reopening in the nonlocal conductance of long rashba nanowires
We consider a one-dimensional Rashba nanowire in which multiple Andreev bound states
in the bulk of the nanowire form an Andreev band. We show that, under certain …
in the bulk of the nanowire form an Andreev band. We show that, under certain …