The germanium quantum information route

G Scappucci, C Kloeffel, FA Zwanenburg… - Nature Reviews …, 2021‏ - nature.com
In the effort to develop disruptive quantum technologies, germanium is emerging as a
versatile material to realize devices capable of encoding, processing and transmitting …

New directions in the pursuit of Majorana fermions in solid state systems

J Alicea - Reports on progress in physics, 2012‏ - iopscience.iop.org
The 1937 theoretical discovery of Majorana fermions—whose defining property is that they
are their own anti-particles—has since impacted diverse problems ranging from neutrino …

Search for Majorana fermions in superconductors

CWJ Beenakker - Annu. Rev. Condens. Matter Phys., 2013‏ - annualreviews.org
Majorana fermions (particles that are their own antiparticle) may or may not exist in nature as
elementary building blocks, but in condensed matter they can be constructed out of electron …

Majorana fermions in semiconductor nanowires: fundamentals, modeling, and experiment

TD Stanescu, S Tewari - Journal of Physics: Condensed Matter, 2013‏ - iopscience.iop.org
After a recent series of rapid and exciting developments, the long search for the Majorana
fermion—the elusive quantum entity at the border between particles and antiparticles—has …

Topological invariants for spin-orbit coupled superconductor nanowires

S Tewari, JD Sau - Physical review letters, 2012‏ - APS
We show that the Hamiltonian of a multiband spin-orbit coupled semiconductor nanowire
with Zeeman splitting and s-wave superconductivity is approximately chiral symmetric. The …

Pairing of Fermions in Half-Heusler Superconductors

PMR Brydon, L Wang, M Weinert, DF Agterberg - Physical review letters, 2016‏ - APS
We theoretically consider the superconductivity of the topological half-Heusler semimetals
YPtBi and LuPtBi. We show that pairing occurs between j= 3/2 fermion states, which leads to …

Strong spin-orbit interaction and helical hole states in Ge/Si nanowires

C Kloeffel, M Trif, D Loss - Physical Review B—Condensed Matter and …, 2011‏ - APS
We study theoretically the low-energy hole states of Ge/Si core/shell nanowires. The low-
energy valence band is quasidegenerate, formed by two doublets of different orbital angular …

Quantized conductance in an InSb nanowire

I van Weperen, SR Plissard, EPAM Bakkers… - Nano …, 2013‏ - ACS Publications
Ballistic one-dimensional transport in semiconductor nanowires plays a central role in
creating topological and helical states. The hallmark of such one-dimensional transport is …

Electrical control of single hole spins in nanowire quantum dots

VS Pribiag, S Nadj-Perge, SM Frolov… - Nature …, 2013‏ - nature.com
The development of viable quantum computation devices will require the ability to preserve
the coherence of quantum bits (qubits). Single electron spins in semiconductor quantum …

Planar Josephson junctions in germanium: Effect of cubic spin-orbit interaction

M Luethi, K Laubscher, S Bosco, D Loss, J Klinovaja - Physical Review B, 2023‏ - APS
Planar Josephson junctions comprising semiconductors with strong spin-orbit interaction
(SOI) are promising platforms to host Majorana bound states (MBSs). Previous works on …