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 …

Universal logic with encoded spin qubits in silicon

AJ Weinstein, MD Reed, AM Jones, RW Andrews… - Nature, 2023 - nature.com
Quantum computation features known examples of hardware acceleration for certain
problems, but is challenging to realize because of its susceptibility to small errors from noise …

Spin-EPR-pair separation by conveyor-mode single electron shuttling in Si/SiGe

T Struck, M Volmer, L Visser, T Offermann… - Nature …, 2024 - nature.com
Long-ranged coherent qubit coupling is a missing function block for scaling up spin qubit
based quantum computing solutions. Spin-coherent conveyor-mode electron-shuttling could …

Coherent spin qubit shuttling through germanium quantum dots

F van Riggelen-Doelman, CA Wang… - Nature …, 2024 - nature.com
Quantum links can interconnect qubit registers and are therefore essential in networked
quantum computing. Semiconductor quantum dot qubits have seen significant progress in …

The SpinBus architecture for scaling spin qubits with electron shuttling

M Künne, A Willmes, M Oberländer, C Gorjaew… - Nature …, 2024 - nature.com
Quantum processor architectures must enable scaling to large qubit numbers while
providing two-dimensional qubit connectivity and exquisite operation fidelities. For …

Si/SiGe QuBus for single electron information-processing devices with memory and micron-scale connectivity function

R Xue, M Beer, I Seidler, S Humpohl, JS Tu… - Nature …, 2024 - nature.com
The connectivity within single carrier information-processing devices requires transport and
storage of single charge quanta. Single electrons have been adiabatically transported while …

A shuttling-based two-qubit logic gate for linking distant silicon quantum processors

A Noiri, K Takeda, T Nakajima, T Kobayashi… - nature …, 2022 - nature.com
Control of entanglement between qubits at distant quantum processors using a two-qubit
gate is an essential function of a scalable, modular implementation of quantum computation …

A fresh perspective on metal ammonia molecular complexes and expanded metals: opportunities in catalysis and quantum information

BA Jackson, SN Khan, E Miliordos - Chemical Communications, 2023 - pubs.rsc.org
Recent advances in our comprehension of the electronic structure of metal ammonia
complexes have opened avenues for novel materials with diffuse electrons. These …

Blueprint of a Scalable Spin Qubit Shuttle Device for Coherent Mid-Range Qubit Transfer in Disordered

V Langrock, JA Krzywda, N Focke, I Seidler… - PRX Quantum, 2023 - APS
Silicon spin qubits stand out due to their very long coherence times, compatibility with
industrial fabrication, and prospect to integrate classical control electronics. To achieve a …

Low disorder and high valley splitting in silicon

D Degli Esposti, LEA Stehouwer, Ö Gül… - npj Quantum …, 2024 - nature.com
The electrical characterisation of classical and quantum devices is a critical step in the
development cycle of heterogeneous material stacks for semiconductor spin qubits. In the …