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 …

Shuttling a single charge across a one-dimensional array of silicon quantum dots

AR Mills, DM Zajac, MJ Gullans, FJ Schupp… - Nature …, 2019 - nature.com
Significant advances have been made towards fault-tolerant operation of silicon spin qubits,
with single qubit fidelities exceeding 99.9%, several demonstrations of two-qubit gates …

Roadmap on quantum nanotechnologies

A Laucht, F Hohls, N Ubbelohde… - …, 2021 - iopscience.iop.org
Quantum phenomena are typically observable at length and time scales smaller than those
of our everyday experience, often involving individual particles or excitations. The past few …

Gate-based high fidelity spin readout in a CMOS device

M Urdampilleta, DJ Niegemann, E Chanrion… - Nature …, 2019 - nature.com
The engineering of a compact qubit unit cell that embeds all quantum functionalities is
mandatory for large-scale integration. In addition, these functionalities should present the …

Single-electron operations in a foundry-fabricated array of quantum dots

F Ansaloni, A Chatterjee, H Bohuslavskyi… - Nature …, 2020 - nature.com
Silicon quantum dots are attractive for the implementation of large spin-based quantum
processors in part due to prospects of industrial foundry fabrication. However, the large …

Nagaoka ferromagnetism observed in a quantum dot plaquette

JP Dehollain, U Mukhopadhyay, VP Michal, Y Wang… - Nature, 2020 - nature.com
Engineered, highly controllable quantum systems are promising simulators of emergent
physics beyond the simulation capabilities of classical computers. An important problem in …

Coherent spin-state transfer via Heisenberg exchange

YP Kandel, H Qiao, S Fallahi, GC Gardner, MJ Manfra… - Nature, 2019 - nature.com
Quantum information science has the potential to revolutionize modern technology by
providing resource-efficient approaches to computing, communication and sensing …

Loading a quantum-dot based “Qubyte” register

C Volk, AMJ Zwerver, U Mukhopadhyay… - npj Quantum …, 2019 - nature.com
Electrostatically defined quantum dot arrays offer a compelling platform for quantum
computation and simulation. However, tuning up such arrays with existing techniques …

Site-Selective Quantum Control in an Isotopically Enriched Quadruple Quantum Dot

AJ Sigillito, JC Loy, DM Zajac, MJ Gullans, LF Edge… - Physical Review …, 2019 - APS
Silicon spin qubits are a promising quantum-computing platform offering long coherence
times, small device sizes, and compatibility with industry-backed device-fabrication …

Sound-driven single-electron transfer in a circuit of coupled quantum rails

S Takada, H Edlbauer, HV Lepage, J Wang… - Nature …, 2019 - nature.com
Surface acoustic waves (SAWs) strongly modulate the shallow electric potential in
piezoelectric materials. In semiconductor heterostructures such as GaAs/AlGaAs, SAWs can …