4.6k citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- University College LondonGB816 papers
- Thomas Young CentreGB105 papers
- University of CambridgeGB94 papers
- University of OxfordGB89 papers
- Rutherford Appleton LaboratoryGB87 papers
- Paul Scherrer InstituteCH81 papers
- Centre National de la Recherche ScientifiqueFR78 papers
- Imperial College LondonGB59 papers
- École Polytechnique Fédérale de LausanneCH57 papers
- Brookhaven National LaboratoryUS52 papers
- University of GenevaCH52 papers
- ETH ZurichCH48 papers
93 papers · 1 filter
Electrically detected magnetic resonance of As magnetic clock transitions in silicon
Ravi Acharya, Shao Qi Lim, Brett C. Johnson +9
Magnetic clock transitions (CTs), defined by vanishing first-order sensitivity of the transition frequency to magnetic field fluctuations, provide a powerful route to suppress deco…
Variational approach to open quantum systems with long-range competing interactions
Dawid A. Hryniuk, Marzena H. Szymańska
Competition between short- and long-range interactions underpins many emergent phenomena in nature. Despite rapid progress in their experimental control, computational methods capa…
Identifying optimal magnetic field configurations for decoherence mitigation of boron vacancies in hexagonal boron nitride
Basanta Mistri, Saksham Mahajan, Felix Donaldson +2
The negatively charged boron vacancy center in 2D hexagonal boron nitride has emerged as a promising quantum sensor. However, its sensitivity is constrained due to ubiquitous nucle…
Chemically Tuning Room Temperature Pulsed Optically Detected Magnetic Resonance
Sarah K. Mann, Angus Cowley-Semple, Emma Bryan +4
Optical detection of magnetic resonance enables spin-based quantum sensing with high spatial resolution and sensitivity-even at room temperature-as exemplified by solid-state defec…
Fully optimised variational simulation of a dynamical quantum phase transition on a trapped-ion quantum computer
Lesley Gover, Vinul Wimalaweera, Fariha Azad +3
We time-evolve a translationally invariant quantum state on the Quantinuum H1-1 trapped-ion quantum processor, studying the dynamical quantum phase transition of the transverse fie…
Roadmap on Atomic-scale Semiconductor Devices
Steven R. Schofield, Andrew J. Fisher, Eran Ginossar +47
Spin states in semiconductors provide exceptionally stable and noise-resistant environments for qubits, positioning them as optimal candidates for reliable quantum computing techno…
Millikelvin Nb nanoSQUID-embedded tuneable resonator fabricated with a neon focused-ion-beam
Jamie A. Potter, Laith Meti, Gemma Chapman +3
SQUID-embedded superconducting resonators are of great interest due to their potential for coupling highly scalable superconducting circuits with quantum memories based on solid-st…
Operator space fragmentation in perturbed Floquet-Clifford circuits
Marcell D. Kovács, Christopher J. Turner, Lluis Masanes +1
Floquet quantum circuits are able to realise a wide range of non-equilibrium quantum states, exhibiting quantum chaos, topological order and localisation. In this work, we investig…
Continuous-time quantum optimisation without the adiabatic principle
Robert J. Banks, Georgios S. Raftis, Dan E. Browne +1
Continuous-time quantum algorithms for combinatorial optimisation problems, such as quantum annealing, have previously been motivated by the adiabatic principle. A number of contin…
Tensor-network-based variational Monte Carlo approach to the non-equilibrium steady state of open quantum systems
Dawid A. Hryniuk, Marzena H. Szymańska
We introduce a novel method of efficiently simulating the non-equilibrium steady state of large many-body open quantum systems with highly non-local interactions, based on a variat…
Seedless extractors for device-independent quantum cryptography
Cameron Foreman, Lluis Masanes
Device-independent (DI) quantum cryptography aims at providing secure cryptography with minimal trust in, or characterisation of, the underlying quantum devices. A key step in DI p…
Fundamental charges for dual-unitary circuits
Tom Holden-Dye, Lluis Masanes, Arijeet Pal
Dual-unitary quantum circuits have recently attracted attention as an analytically tractable model of many-body quantum dynamics. Consisting of a 1+1D lattice of 2-qudit gates arra…
Rapid cryogenic characterisation of 1024 integrated silicon quantum dots
Edward J. Thomas, Virginia N. Ciriano-Tejel, David F. Wise +8
Quantum computers are nearing the thousand qubit mark, with the current focus on scaling to improve computational performance. As quantum processors grow in complexity, new challen…
Response to "The measurement postulates of quantum mechanics are not redundant"
Lluís Masanes, Thomas D. Galley, Markus P. Müller
Adrian Kent has recently presented a critique [arXiv:2307.06191] of our paper [Nat. Comms. 10, 1361 (2019)] in which he claims to refute our main result: the measurement postulates…
Purification Dynamics in a Continuous-time Hybrid Quantum Circuit Model
Sebastian Leontica, Max McGinley
We introduce a continuous time model of many-body quantum dynamics based on infinitesimal random unitary operations, combined with projective measurements. We consider purification…
Continuous-time quantum walks for MAX-CUT are hot
Robert J. Banks, Ehsan Haque, Farah Nazef +21
By exploiting the link between time-independent Hamiltonians and thermalisation, heuristic predictions on the performance of continuous-time quantum walks for MAX-CUT are made. The…
Probabilistic Interpolation of Quantum Rotation Angles
Bálint Koczor, John Morton, Simon Benjamin
Quantum computing requires a universal set of gate operations; regarding gates as rotations, any rotation angle must be possible. However a real device may only be capable of b…
Room temperature quantum bit storage exceeding 39 minutes using ionized donors in 28-silicon
Kamyar Saeedi, Stephanie Simmons, Jeff Z. Salvail +7
Quantum memories capable of storing and retrieving coherent information for extended times at room temperature would enable a host of new technologies. Electron and nuclear spin qu…
Stochastic entropy production associated with quantum measurement in a framework of Markovian quantum state diffusion
Claudia L. Clarke, Ian J. Ford
The reduced density matrix that characterises the state of an open quantum system is a projection from the full density matrix of the quantum system and its environment, and there…
Rapid quantum approaches for combinatorial optimisation inspired by optimal state-transfer
Robert J. Banks, Dan E. Browne, P. A. Warburton
We propose a new design heuristic to tackle combinatorial optimisation problems, inspired by Hamiltonians for optimal state-transfer. The result is a rapid approximate optimisation…
Absence of localization in two-dimensional Clifford circuits
Tom Farshi, Jonas Richter, Daniele Toniolo +2
We analyze a Floquet circuit with random Clifford gates in one and two spatial dimensions. By using random graphs and methods from percolation theory, we prove in the two dimension…
Non-destructive X-ray imaging of patterned delta-layer devices in silicon
Nicolò D'Anna, Dario Ferreira Sanchez, Guy Matmon +11
The progress of miniaturisation in integrated electronics has led to atomic and nanometre-sized dopant devices in silicon. Such structures can be fabricated routinely by hydrogen r…
Coherent spin dynamics of rare-earth doped crystals in the high-cooperativity regime
Joseph Alexander, Gavin Dold, Oscar W. Kennedy +9
Rare-earth doped crystals have long coherence times and the potential to provide quantum interfaces between microwave and optical photons. Such applications benefit from a high coo…
Probing finite-temperature observables in quantum simulators of spin systems with short-time dynamics
Alexander Schuckert, Annabelle Bohrdt, Eleanor Crane +1
Preparing finite temperature states in quantum simulators of spin systems, such as trapped ions or Rydberg atoms in optical tweezers, is challenging due to their almost perfect iso…