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 …
Semiconductor quantum computation
Semiconductors, a significant type of material in the information era, are becoming more and
more powerful in the field of quantum information. In recent decades, semiconductor …
more powerful in the field of quantum information. In recent decades, semiconductor …
Quantum logic with spin qubits crossing the surface code threshold
High-fidelity control of quantum bits is paramount for the reliable execution of quantum
algorithms and for achieving fault tolerance—the ability to correct errors faster than they …
algorithms and for achieving fault tolerance—the ability to correct errors faster than they …
Universal control of a six-qubit quantum processor in silicon
Future quantum computers capable of solving relevant problems will require a large number
of qubits that can be operated reliably. However, the requirements of having a large qubit …
of qubits that can be operated reliably. However, the requirements of having a large qubit …
Fast universal quantum gate above the fault-tolerance threshold in silicon
Fault-tolerant quantum computers that can solve hard problems rely on quantum error
correction. One of the most promising error correction codes is the surface code, which …
correction. One of the most promising error correction codes is the surface code, which …
Two-qubit silicon quantum processor with operation fidelity exceeding 99%
Silicon spin qubits satisfy the necessary criteria for quantum information processing.
However, a demonstration of high-fidelity state preparation and readout combined with high …
However, a demonstration of high-fidelity state preparation and readout combined with high …
A four-qubit germanium quantum processor
The prospect of building quantum circuits 1, 2 using advanced semiconductor manufacturing
makes quantum dots an attractive platform for quantum information processing 3, 4 …
makes quantum dots an attractive platform for quantum information processing 3, 4 …
Resonantly driven CNOT gate for electron spins
Single-qubit rotations and two-qubit CNOT operations are crucial ingredients for universal
quantum computing. Although high-fidelity single-qubit operations have been achieved …
quantum computing. Although high-fidelity single-qubit operations have been achieved …
Fast two-qubit logic with holes in germanium
Universal quantum information processing requires the execution of single-qubit and two-
qubit logic. Across all qubit realizations, spin qubits in quantum dots have great promise to …
qubit logic. Across all qubit realizations, spin qubits in quantum dots have great promise to …
Design and integration of single-qubit rotations and two-qubit gates in silicon above one Kelvin
Spin qubits in quantum dots define an attractive platform for quantum information because of
their compatibility with semiconductor manufacturing, their long coherence times, and the …
their compatibility with semiconductor manufacturing, their long coherence times, and the …