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 superconductors from a materials perspective
Topological superconductors (TSCs) have garnered significant research and industry
attention in the past two decades. By hosting Majorana bound states which can be used as …
attention in the past two decades. By hosting Majorana bound states which can be used as …
Andreev bound states versus Majorana bound states in quantum dot-nanowire-superconductor hybrid structures: Trivial versus topological zero-bias conductance …
Motivated by an important recent experiment [Deng, Science 354, 1557 (2016) SCIEAS
0036-8075 10.1126/science. aaf3961], we theoretically consider the interplay between …
0036-8075 10.1126/science. aaf3961], we theoretically consider the interplay between …
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 …
Measuring Majorana nonlocality and spin structure with a quantum dot
Robust zero-bias transport anomalies in semiconducting nanowires with proximity-induced
superconductivity have been convincingly demonstrated in various experiments. While …
superconductivity have been convincingly demonstrated in various experiments. While …
Non-hermitian topology as a unifying framework for the Andreev versus Majorana states controversy
Zero-energy Andreev levels in hybrid semiconductor-superconductor nanowires mimic all
expected Majorana phenomenology, including 2 e 2∕ h conductance quantisation, even …
expected Majorana phenomenology, including 2 e 2∕ h conductance quantisation, even …
Experimentally accessible topological quality factor for wires with zero energy modes
DJ Clarke - Physical Review B, 2017 - APS
Spin-orbit coupled semiconducting nanowires with proximity-induced superconductivity are
expected to host Majorana zero modes at their endpoints when a sufficiently strong …
expected to host Majorana zero modes at their endpoints when a sufficiently strong …
Spin-dependent zero-bias peak in a hybrid nanowire-quantum dot system: Distinguishing isolated Majorana fermions from Andreev bound states
A hybrid system composed by a semiconducting nanowire with proximity-induced
superconductivity and a quantum dot at the end working as a spectrometer was recently …
superconductivity and a quantum dot at the end working as a spectrometer was recently …
Topological superconductivity and Majorana states in low-dimensional systems
We discuss the properties of topologically nontrivial superconducting phases and the
conditions for their realization in condensed matter, the criteria for the appearance of …
conditions for their realization in condensed matter, the criteria for the appearance of …
Majorana/Andreev crossover and the fate of the topological phase transition in inhomogeneous nanowires
P Marra, A Nigro - Journal of Physics: Condensed Matter, 2022 - iopscience.iop.org
Majorana bound states (MBS) and Andreev bound states (ABS) in realistic Majorana
nanowires setups have similar experimental signatures which make them hard to …
nanowires setups have similar experimental signatures which make them hard to …