Semiconductor spin qubits

G Burkard, TD Ladd, A Pan, JM Nichol, JR Petta - Reviews of Modern Physics, 2023 - APS
The spin degree of freedom of an electron or a nucleus is one of the most basic properties of
nature and functions as an excellent qubit, as it provides a natural two-level system that is …

Prospects for spin-based quantum computing in quantum dots

C Kloeffel, D Loss - Annu. Rev. Condens. Matter Phys., 2013 - annualreviews.org
Experimental and theoretical progress toward quantum computation with spins in quantum
dots (QDs) is reviewed, with particular focus on QDs formed in GaAs heterostructures, on …

Majorana qubits and non-abelian physics in quantum dot–based minimal Kitaev chains

A Tsintzis, RS Souto, K Flensberg, J Danon, M Leijnse - PRX quantum, 2024 - APS
The possibility of engineering artificial Kitaev chains in arrays of quantum dots coupled via
narrow superconducting regions has emerged as an attractive way to overcome the disorder …

Creating and detecting poor man's Majorana bound states in interacting quantum dots

A Tsintzis, RS Souto, M Leijnse - Physical Review B, 2022 - APS
We propose and theoretically investigate an alternative way to create the poor man's
Majorana bound states (MBSs) introduced in Phys. Rev. B 86, 134528 (2012) …

Spectroscopy of spin-orbit quantum bits in indium antimonide nanowires

S Nadj-Perge, VS Pribiag, JWG Van den Berg, K Zuo… - Physical review …, 2012 - APS
A double quantum dot in the few-electron regime is achieved using local gating in an InSb
nanowire. The spectrum of two-electron eigenstates is investigated using electric dipole spin …

Probing Majorana localization in minimal Kitaev chains through a quantum dot

RS Souto, A Tsintzis, M Leijnse, J Danon - Physical Review Research, 2023 - APS
Artificial Kitaev chains, formed by quantum dots coupled via superconductors, have
emerged as a promising platform for realizing Majorana bound states. Even a minimal …

Long-lived valley states in bilayer graphene quantum dots

R Garreis, C Tong, J Terle, MJ Ruckriegel, JD Gerber… - Nature Physics, 2024 - nature.com
Bilayer graphene is a promising platform for electrically controllable qubits in a two-
dimensional material. Of particular interest is the ability to encode quantum information in …

Strong spin-orbit interaction and -factor renormalization of hole spins in Ge/Si nanowire quantum dots

FNM Froning, MJ Rančić, B Hetényi, S Bosco… - Physical Review …, 2021 - APS
The spin-orbit interaction lies at the heart of quantum computation with spin qubits, research
on topologically nontrivial states, and various applications in spintronics. Hole spins in Ge/Si …

Minimal quantum dot based Kitaev chain with only local superconducting proximity effect

W Samuelson, V Svensson, M Leijnse - Physical Review B, 2024 - APS
The possibility to engineer a Kitaev chain in quantum dots coupled via superconductors has
recently emerged as a promising path toward topological superconductivity and possibly …

Anisotropic exchange interaction of two hole-spin qubits

S Geyer, B Hetényi, S Bosco, LC Camenzind, RS Eggli… - Nature Physics, 2024 - nature.com
Semiconductor spin qubits offer the potential to employ industrial transistor technology to
produce large-scale quantum computers. Silicon hole spin qubits benefit from fast all …