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 …
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 …
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 …
Singlet and triplet Cooper pair splitting in hybrid superconducting nanowires
In most naturally occurring superconductors, electrons with opposite spins form Cooper
pairs. This includes both conventional s-wave superconductors such as aluminium, as well …
pairs. This includes both conventional s-wave superconductors such as aluminium, as well …
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 …
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 …
Tunable superconducting coupling of quantum dots via Andreev bound states in semiconductor-superconductor nanowires
Semiconductor quantum dots have proven to be a useful platform for quantum simulation in
the solid state. However, implementing a superconducting coupling between quantum dots …
the solid state. However, implementing a superconducting coupling between quantum dots …
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 …
Zero-energy Andreev bound states from quantum dots in proximitized Rashba nanowires
We study an analytical model of a Rashba nanowire that is partially covered by and coupled
to a thin superconducting layer, where the uncovered region of the nanowire forms a …
to a thin superconducting layer, where the uncovered region of the nanowire forms a …
Effects of gate-induced electric fields on semiconductor Majorana nanowires
We study the effect of gate-induced electric fields on the properties of semiconductor-
superconductor hybrid nanowires which represent a promising platform for realizing …
superconductor hybrid nanowires which represent a promising platform for realizing …