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 …

Reduced sensitivity to charge noise in semiconductor spin qubits via symmetric operation

MD Reed, BM Maune, RW Andrews, MG Borselli… - Physical review …, 2016 - APS
We demonstrate improved operation of exchange-coupled semiconductor quantum dots by
substantially reducing the sensitivity of exchange operations to charge noise. The method …

Robust quantum gates for singlet-triplet spin qubits using composite pulses

X Wang, LS Bishop, E Barnes, JP Kestner, SD Sarma - Physical Review A, 2014 - APS
We present a comprehensive theoretical treatment of supcode, a method for generating
dynamically corrected quantum gate operations, which are immune to random noise in the …

Three-electron spin qubits

M Russ, G Burkard - Journal of Physics: Condensed Matter, 2017 - iopscience.iop.org
The goal of this article is to review the progress of three-electron spin qubits from their
inception to the state of the art. We direct the main focus towards the exchange-only qubit …

High-fidelity two-qubit gates of hybrid superconducting-semiconducting singlet-triplet qubits

M Spethmann, S Bosco, A Hofmann, J Klinovaja… - Physical Review B, 2024 - APS
Hybrid systems comprising superconducting and semiconducting materials are promising
architectures for quantum computing. Superconductors induce long-range interactions …

Probing resonating valence bonds on a programmable germanium quantum simulator

CA Wang, C Déprez, H Tidjani, WIL Lawrie… - npj Quantum …, 2023 - nature.com
Simulations using highly tunable quantum systems may enable investigations of condensed
matter systems beyond the capabilities of classical computers. Quantum dots and donors in …

Coupled superconducting spin qubits with spin-orbit interaction

M Spethmann, XP Zhang, J Klinovaja, D Loss - Physical Review B, 2022 - APS
Superconducting spin qubits, also known as Andreev spin qubits, promise to combine the
benefits of superconducting qubits and spin qubits defined in quantum dots. While most …

Spin-orbit interactions for singlet-triplet qubits in silicon

P Harvey-Collard, NT Jacobson, C Bureau-Oxton… - Physical review …, 2019 - APS
Spin-orbit coupling is relatively weak for electrons in bulk silicon, but enhanced interactions
are reported in nanostructures such as the quantum dots used for spin qubits. These …

Noise-resistant control for a spin qubit array

JP Kestner, X Wang, LS Bishop, E Barnes… - Physical review …, 2013 - APS
We develop a systematic method of performing corrected gate operations on an array of
exchange-coupled singlet-triplet qubits in the presence of both fluctuating nuclear …