A Dunsworth
Overview
Explore the profile of A Dunsworth including associated specialties, affiliations and a list of published articles.
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25
Citations
506
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Recent Articles
1.
Andersen T, Astrakhantsev N, Karamlou A, Berndtsson J, Motruk J, Szasz A, et al.
Nature
. 2025 Feb;
638(8049):79-85.
PMID: 39910386
Understanding how interacting particles approach thermal equilibrium is a major challenge of quantum simulators. Unlocking the full potential of such systems towards this goal requires flexible initial state preparation, precise...
2.
Morvan A, Villalonga B, Mi X, Mandra S, Bengtsson A, Klimov P, et al.
Nature
. 2024 Oct;
634(8033):328-333.
PMID: 39385051
Undesired coupling to the surrounding environment destroys long-range correlations in quantum processors and hinders coherent evolution in the nominally available computational space. This noise is an outstanding challenge when leveraging...
3.
Rosenberg E, Andersen T, Samajdar R, Petukhov A, Hoke J, Abanin D, et al.
Science
. 2024 Apr;
384(6691):48-53.
PMID: 38574139
Understanding universal aspects of quantum dynamics is an unresolved problem in statistical mechanics. In particular, the spin dynamics of the one-dimensional Heisenberg model were conjectured as to belong to the...
4.
Mi X, Michailidis A, Shabani S, Miao K, Klimov P, Lloyd J, et al.
Science
. 2024 Mar;
383(6689):1332-1337.
PMID: 38513021
Engineered dissipative reservoirs have the potential to steer many-body quantum systems toward correlated steady states useful for quantum simulation of high-temperature superconductivity or quantum magnetism. Using up to 49 superconducting...
5.
Morvan A, Andersen T, Mi X, Neill C, Petukhov A, Kechedzhi K, et al.
Nature
. 2022 Dec;
612(7939):240-245.
PMID: 36477133
Systems of correlated particles appear in many fields of modern science and represent some of the most intractable computational problems in nature. The computational challenge in these systems arises when...
6.
Mi X, Sonner M, Niu M, Lee K, Foxen B, Acharya R, et al.
Science
. 2022 Nov;
378(6621):785-790.
PMID: 36395220
Inherent symmetry of a quantum system may protect its otherwise fragile states. Leveraging such protection requires testing its robustness against uncontrolled environmental interactions. Using 47 superconducting qubits, we implement the...
7.
Satzinger K, Liu Y, Smith A, Knapp C, Newman M, Jones C, et al.
Science
. 2021 Dec;
374(6572):1237-1241.
PMID: 34855491
The discovery of topological order has revised the understanding of quantum matter and provided the theoretical foundation for many quantum error–correcting codes. Realizing topologically ordered states has proven to be...
8.
Neill C, McCourt T, Mi X, Jiang Z, Niu M, Mruczkiewicz W, et al.
Nature
. 2021 Jun;
594(7864):508-512.
PMID: 34163052
A promising approach to study condensed-matter systems is to simulate them on an engineered quantum platform. However, the accuracy needed to outperform classical methods has not been achieved so far....
9.
McEwen M, Kafri D, Chen Z, Atalaya J, Satzinger K, Quintana C, et al.
Nat Commun
. 2021 Mar;
12(1):1761.
PMID: 33741936
Quantum computing can become scalable through error correction, but logical error rates only decrease with system size when physical errors are sufficiently uncorrelated. During computation, unused high energy levels of...
10.
Foxen B, Neill C, Dunsworth A, Roushan P, Chiaro B, Megrant A, et al.
Phys Rev Lett
. 2020 Oct;
125(12):120504.
PMID: 33016760
Quantum algorithms offer a dramatic speedup for computational problems in material science and chemistry. However, any near-term realizations of these algorithms will need to be optimized to fit within the...