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 …

Materials challenges and opportunities for quantum computing hardware

NP De Leon, KM Itoh, D Kim, KK Mehta, TE Northup… - Science, 2021 - science.org
BACKGROUND The past two decades have seen intense efforts aimed at building quantum
computing hardware with the potential to solve problems that are intractable on classical …

Universal control of a six-qubit quantum processor in silicon

SGJ Philips, MT Mądzik, SV Amitonov, SL de Snoo… - Nature, 2022 - nature.com
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 …

Fast universal quantum gate above the fault-tolerance threshold in silicon

A Noiri, K Takeda, T Nakajima, T Kobayashi… - Nature, 2022 - nature.com
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 …

Optical observation of single spins in silicon

DB Higginbottom, ATK Kurkjian, C Chartrand… - Nature, 2022 - nature.com
The global quantum internet will require long-lived, telecommunications-band photon–
matter interfaces manufactured at scale. Preliminary quantum networks based on photon …

Operating semiconductor quantum processors with hop** spins

CA Wang, V John, H Tidjani, CX Yu, AS Ivlev, C Déprez… - Science, 2024 - science.org
Qubits that can be efficiently controlled are essential for the development of scalable
quantum hardware. Although resonant control is used to execute high-fidelity quantum …

A four-qubit germanium quantum processor

NW Hendrickx, WIL Lawrie, M Russ, F van Riggelen… - Nature, 2021 - nature.com
The prospect of building quantum circuits, using advanced semiconductor manufacturing
makes quantum dots an attractive platform for quantum information processing,. Extensive …

Qubits made by advanced semiconductor manufacturing

AMJ Zwerver, T Krähenmann, TF Watson… - Nature …, 2022 - nature.com
Full-scale quantum computers require the integration of millions of qubits, and the potential
of using industrial semiconductor manufacturing to meet this need has driven the …

Semiconductor qubits in practice

A Chatterjee, P Stevenson, S De Franceschi… - Nature Reviews …, 2021 - nature.com
In the past decade, semiconducting qubits have made great strides in overcoming
decoherence, improving the prospects for scalability and have become one of the leading …

The germanium quantum information route

G Scappucci, C Kloeffel, FA Zwanenburg… - Nature Reviews …, 2021 - nature.com
In the effort to develop disruptive quantum technologies, germanium is emerging as a
versatile material to realize devices capable of encoding, processing and transmitting …