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題名 Simulating entanglement dynamics on near-term quantum computers
作者 林瑜琤
Lin, Yu-Cheng;Chang, Huai-Chun;Hsu, Hsiu-Chuan
貢獻者 應物所
日期 2024-03
上傳時間 26-Dec-2024 13:52:46 (UTC+8)
摘要 In this work, we simulate the quench dynamics of the Su–Schrieffer–Heeger model on noisy intermediate-scale quantum (NISQ) computers. In particular, the second-order Renyi entropy is probed by randomized measurement on IBMQ platforms. In order to efficiently process the large-scale quantum circuits and data from randomized measurement, we have developed a tool, Qurry, for job managements, parallel computation and the Trotter decomposition with adaptive step size. We consider the fully dimerized limit of the quench Hamiltonian. In this limit, the time evolution operator can be exactly mapped to quantum gates; thus, the effect of noise is reduced. The oscillation patterns of the entanglement entropy agree well with theory after error mitigation.
關聯 2024 APS March Meeting, American Physical Society (APS)
資料類型 conference
dc.contributor 應物所
dc.creator (作者) 林瑜琤
dc.creator (作者) Lin, Yu-Cheng;Chang, Huai-Chun;Hsu, Hsiu-Chuan
dc.date (日期) 2024-03
dc.date.accessioned 26-Dec-2024 13:52:46 (UTC+8)-
dc.date.available 26-Dec-2024 13:52:46 (UTC+8)-
dc.date.issued (上傳時間) 26-Dec-2024 13:52:46 (UTC+8)-
dc.identifier.uri (URI) https://nccur.lib.nccu.edu.tw/handle/140.119/154967-
dc.description.abstract (摘要) In this work, we simulate the quench dynamics of the Su–Schrieffer–Heeger model on noisy intermediate-scale quantum (NISQ) computers. In particular, the second-order Renyi entropy is probed by randomized measurement on IBMQ platforms. In order to efficiently process the large-scale quantum circuits and data from randomized measurement, we have developed a tool, Qurry, for job managements, parallel computation and the Trotter decomposition with adaptive step size. We consider the fully dimerized limit of the quench Hamiltonian. In this limit, the time evolution operator can be exactly mapped to quantum gates; thus, the effect of noise is reduced. The oscillation patterns of the entanglement entropy agree well with theory after error mitigation.
dc.format.extent 116 bytes-
dc.format.mimetype text/html-
dc.relation (關聯) 2024 APS March Meeting, American Physical Society (APS)
dc.title (題名) Simulating entanglement dynamics on near-term quantum computers
dc.type (資料類型) conference