The variational quantum eigensolver self-consistent field method within a polarizable embedded framework
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The variational quantum eigensolver self-consistent field method within a polarizable embedded framework. / Kjellgren, Erik Rosendahl; Reinholdt, Peter; Fitzpatrick, Aaron; Talarico, Walter N.; Jensen, Phillip Wagner Kastberg; Sauer, Stephan P. A.; Coriani, Sonia; Knecht, Stefan; Kongsted, Jacob.
In: The Journal of Chemical Physics, Vol. 160, 124114, 27.03.2024.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - The variational quantum eigensolver self-consistent field method within a polarizable embedded framework
AU - Kjellgren, Erik Rosendahl
AU - Reinholdt, Peter
AU - Fitzpatrick, Aaron
AU - Talarico, Walter N.
AU - Jensen, Phillip Wagner Kastberg
AU - Sauer, Stephan P. A.
AU - Coriani, Sonia
AU - Knecht, Stefan
AU - Kongsted, Jacob
PY - 2024/3/27
Y1 - 2024/3/27
N2 - We formulate and implement the Variational Quantum Eigensolver Self Consistent Field (VQE-SCF) algorithm in combination with polarizable embedding (PE), thereby extending PE to the regime of quantum computing. We test the resulting algorithm, PE-VQE-SCF, on quantum simulators and demonstrate that the computational stress on the quantum device is only slightly increased in terms of gate counts compared to regular VQE-SCF. On the other hand, no increase in shot noise was observed. We illustrate how PE-VQE-SCF may lead to the modeling of real chemical systems using a simulation of the reaction barrier of the Diels-Alder reaction between furan and ethene as an example.
AB - We formulate and implement the Variational Quantum Eigensolver Self Consistent Field (VQE-SCF) algorithm in combination with polarizable embedding (PE), thereby extending PE to the regime of quantum computing. We test the resulting algorithm, PE-VQE-SCF, on quantum simulators and demonstrate that the computational stress on the quantum device is only slightly increased in terms of gate counts compared to regular VQE-SCF. On the other hand, no increase in shot noise was observed. We illustrate how PE-VQE-SCF may lead to the modeling of real chemical systems using a simulation of the reaction barrier of the Diels-Alder reaction between furan and ethene as an example.
KW - Faculty of Science
KW - Quantum Computing
KW - Polarizable Embedding
U2 - 10.48550/arXiv.2312.01926
DO - 10.48550/arXiv.2312.01926
M3 - Journal article
C2 - 38533884
VL - 160
JO - The Journal of Chemical Physics
JF - The Journal of Chemical Physics
SN - 0021-9606
M1 - 124114
ER -
ID: 387028414