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Deep Variational Quantum Eigensolver: A Divide-And-Conquer Method for Solving a Larger Problem with Smaller Size Quantum Computers

Keisuke Fujii 1,2,3,*, Kaoru Mizuta 4, Hiroshi Ueda 2,5,6, Kosuke Mitarai 1,2,6, Wataru Mizukami 2,6 and Yuya O. Nakagawa 7

PRX QUANTUM 3, 010346 (2022)

 

1 Graduate School of Engineering Science, Osaka University, 1-3 Machikaneyama, Toyonaka, Osaka 560-8531,Japan

2 Center for Quantum Information and Quantum Biology, Institute for Open and Transdisciplinary Research Initiatives, Osaka University, Japan

3 RIKEN Center for Quantum Computing (RQC), Wako, Saitama 351-0198, Japan

4 Department of Physics, Kyoto University, Kyoto 606-8502, Japan

5 Computational Materials Science Research Team, RIKEN Center for Computational Science (R-CCS), Kobe 650-0047, Japan

6 JST, PRESTO, 4-1-8 Honcho, Kawaguchi, Saitama 332-0012, Japan

7 QunaSys Inc., Aqua Hakusan Building 9F, 1-13-7 Hakusan, Bunkyo, Tokyo 113-0001, Japan