Semiconductor spin qubits
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 …
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
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 …
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
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 …
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 …
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 …
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 …
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
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 …
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
Recent advances in our comprehension of the electronic structure of metal ammonia
complexes have opened avenues for novel materials with diffuse electrons. These …
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 …
industrial fabrication, and prospect to integrate classical control electronics. To achieve a …
Low disorder and high valley splitting in silicon
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 …
development cycle of heterogeneous material stacks for semiconductor spin qubits. In the …