From Andreev to Majorana bound states in hybrid superconductor–semiconductor nanowires

E Prada, P San-Jose, MWA de Moor, A Geresdi… - Nature Reviews …, 2020 - nature.com
Inhomogeneous superconductors can host electronic excitations, known as Andreev bound
states (ABSs), below the superconducting energy gap. With the advent of topological …

Topological superconductivity in hybrid devices

SM Frolov, MJ Manfra, JD Sau - Nature Physics, 2020 - nature.com
Topological superconductivity can emerge from the combination of conventional
superconductivity in a metal and strong spin–orbit coupling in a semiconductor when they …

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 …

Non-Majorana states yield nearly quantized conductance in proximatized nanowires

P Yu, J Chen, M Gomanko, G Badawy, E Bakkers… - Nature Physics, 2021 - nature.com
Semiconductor nanowires with proximity-induced superconductivity are leading contenders
for manifesting Majorana fermions in condensed matter,,,–. However, unambiguous …

Physical mechanisms for zero-bias conductance peaks in Majorana nanowires

H Pan, S Das Sarma - Physical Review Research, 2020 - APS
Motivated by the need to understand and simulate the ubiquitous experimentally observed
zero-bias conductance peaks in superconductor-semiconductor hybrid structures, we …

Selective area epitaxy of III–V nanostructure arrays and networks: Growth, applications, and future directions

X Yuan, D Pan, Y Zhou, X Zhang, K Peng… - Applied Physics …, 2021 - pubs.aip.org
Selective area epitaxy (SAE) can be used to grow highly uniform III–V nanostructure arrays
in a fully controllable way and is thus of great interest in both basic science and device …

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 …

Estimating disorder and its adverse effects in semiconductor Majorana nanowires

S Ahn, H Pan, B Woods, TD Stanescu… - Physical Review Materials, 2021 - APS
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 …

Three-terminal nonlocal conductance in Majorana nanowires: Distinguishing topological and trivial in realistic systems with disorder and inhomogeneous potential

H Pan, JD Sau, S Das Sarma - Physical Review B, 2021 - APS
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 …

Local and nonlocal transport spectroscopy in planar Josephson junctions

A Banerjee, O Lesser, MA Rahman, C Thomas… - Physical review …, 2023 - APS
We report simultaneously acquired local and nonlocal transport spectroscopy in a phase-
biased planar Josephson junction based on an epitaxial InAs-Al hybrid two-dimensional …