Efficient quantum computation in a network with probabilistic gates and logical encoding
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Efficient quantum computation in a network with probabilistic gates and logical encoding. / Borregaard, J.; Sørensen, A. S.; Cirac, J. I.; Lukin, M. D.
I: Physical Review A, Bind 95, Nr. 4, 042312, 11.04.2017.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › fagfællebedømt
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TY - JOUR
T1 - Efficient quantum computation in a network with probabilistic gates and logical encoding
AU - Borregaard, J.
AU - Sørensen, A. S.
AU - Cirac, J. I.
AU - Lukin, M. D.
PY - 2017/4/11
Y1 - 2017/4/11
N2 - An approach to efficient quantum computation with probabilistic gates is proposed and analyzed in both a local and nonlocal setting. It combines heralded gates previously studied for atom or atomlike qubits with logical encoding from linear optical quantum computation in order to perform high-fidelity quantum gates across a quantum network. The error-detecting properties of the heralded operations ensure high fidelity while the encoding makes it possible to correct for failed attempts such that deterministic and high-quality gates can be achieved. Importantly, this is robust to photon loss, which is typically the main obstacle to photonic-based quantum information processing. Overall this approach opens a path toward quantum networks with atomic nodes and photonic links.
AB - An approach to efficient quantum computation with probabilistic gates is proposed and analyzed in both a local and nonlocal setting. It combines heralded gates previously studied for atom or atomlike qubits with logical encoding from linear optical quantum computation in order to perform high-fidelity quantum gates across a quantum network. The error-detecting properties of the heralded operations ensure high fidelity while the encoding makes it possible to correct for failed attempts such that deterministic and high-quality gates can be achieved. Importantly, this is robust to photon loss, which is typically the main obstacle to photonic-based quantum information processing. Overall this approach opens a path toward quantum networks with atomic nodes and photonic links.
U2 - 10.1103/PhysRevA.95.042312
DO - 10.1103/PhysRevA.95.042312
M3 - Journal article
AN - SCOPUS:85017302399
VL - 95
JO - Physical Review A - Atomic, Molecular, and Optical Physics
JF - Physical Review A - Atomic, Molecular, and Optical Physics
SN - 1050-2947
IS - 4
M1 - 042312
ER -
ID: 176851396