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 …

Recent advances in hole-spin qubits

Y Fang, P Philippopoulos, D Culcer… - Materials for …, 2023 - iopscience.iop.org
In recent years, hole-spin qubits based on semiconductor quantum dots have advanced at a
rapid pace. We first review the main potential advantages of these hole-spin qubits with …

Ballistic transport spectroscopy of spin-orbit-coupled bands in monolayer graphene on WSe2

Q Rao, WH Kang, H Xue, Z Ye, X Feng… - Nature …, 2023 - nature.com
Van der Waals interactions with transition metal dichalcogenides were shown to induce
strong spin-orbit coupling (SOC) in graphene, offering great promises to combine large …

Direct Rashba spin-orbit interaction in Si and Ge nanowires with different growth directions

C Kloeffel, MJ Rančić, D Loss - Physical Review B, 2018 - APS
We study theoretically the low-energy hole states in Si, Ge, and Ge/Si core/shell nanowires
(NWs). The NW core in our model has a rectangular cross section, the results for a square …

Generating a topological anomalous Hall effect in a nonmagnetic conductor: an in-plane magnetic field as a direct probe of the Berry curvature

JH Cullen, P Bhalla, E Marcellina, AR Hamilton… - Physical Review Letters, 2021 - APS
We demonstrate that the Berry curvature monopole of nonmagnetic two-dimensional spin-
3/2 holes leads to a novel Hall effect linear in an applied in-plane magnetic field B∥ …

Reversal of spin-polarization near the Fermi level of the Rashba semiconductor BiTeCl

J Qu, X Han, S Sakamoto, CJ Jia, J Liu, H Li… - npj Quantum …, 2023 - nature.com
Spin–orbit coupling forms the physical basis for quantum materials with non-trivial topology
and potential spintronics applications. The Rashba interaction is a textbook model of spin …

Gate voltage dependent Rashba spin splitting in hole transverse magnetic focusing

MJ Rendell, SD Liles, A Srinivasan, O Klochan, I Farrer… - Physical Review B, 2022 - APS
Magnetic focusing of charge carriers in two-dimensional systems provides a solid state
version of a mass spectrometer. In the presence of a spin-orbit interaction, the first focusing …

Strong spin-orbit contribution to the hall coefficient of two-dimensional hole systems

H Liu, E Marcellina, AR Hamilton, D Culcer - Physical Review Letters, 2018 - APS
Classical charge transport, such as longitudinal and Hall currents in weak magnetic fields, is
usually not affected by quantum phenomena. Yet relativistic quantum mechanics is at the …

Spin-momentum locked spin manipulation in a two-dimensional Rashba system

M Kohda, T Okayasu, J Nitta - Scientific reports, 2019 - nature.com
Spin-momentum locking, which constrains spin orientation perpendicular to electron
momentum, is attracting considerable interest for exploring various spin functionalities in …

Controlled spatial separation of spins and coherent dynamics in spin-orbit-coupled nanostructures

ST Lo, CH Chen, JC Fan, LW Smith, GL Creeth… - Nature …, 2017 - nature.com
The spatial separation of electron spins followed by the control of their individual spin
dynamics has recently emerged as an essential ingredient in many proposals for spin-based …