A von-Neumann-like photonic processor and its application in studying quantum signature of chaos
作者机构：CAS Key Laboratory of Quantum InformationUniversity of Science and Technology of ChinaHefei 230026China. CAS Center for Excellence in Quantum Information and Quantum PhysicsUniversity of Science and Technology of ChinaHefei 230026China. Hefei National LaboratoryUniversity of Science and Technology of ChinaHefei 230088China. Research Center for Quantum SensingZhejiang LabHangzhou 310000China. Quantum Optics and Laser ScienceBlackett LaboratoryImperial College LondonPrince Consort RdLondon SW72AZUK. Clarendon LaboratoryDepartment of PhysicsOxford UniversityParks Road OX13PUOxfordUK
出 版 物：《Light(Science & Applications)》 (光（科学与应用)（英文版）)
年 卷 期：2024年第13卷第4期
页 面：672-681页
核心收录：
学科分类：07[理学] 070201[理学-理论物理] 0702[理学-物理学]
基 金：the Innovation Program for Quantum Science and Technology(No.2021ZD0301200) the National Natural Science Foundation of China(Nos.11874343,11821404,12174370 and 12174376) the Youth Innovation Promotion Association of Chinese Academy of Sciences(No.2017492) the Open Research Projects of Zhejiang Lab(No.2021MB0AB02) China Postdoctoral Science Foundation funded projects(No.2020M681949) the Fok Ying-Tong Education Foundation(No.171007)
摘 要：Photonic quantum computation plays an important role and offers unique *** decades after the milestone work of Knill-Laflamme-Milburn,various architectures of photonic processors have been proposed,and quantum advantage over classical computers has also been *** is now the opportune time to apply this technology to real-world ***,at current technology level,this aim is restricted by either programmability in bulk optics or loss in integrated optics for the existing architectures of processors,for which the resource cost is also a *** we present a von-Neumann-like architecture based on temporal-mode encoding and looped structure on table,which is capable of multimode-universal programmability,resource-efficiency,phasestability and *** order to illustrate these merits,we execute two different programs with varying resource requirements on the same processor,to investigate quantum signature of chaos from two aspects:the signature behaviors exhibited in phase space(13 modes),and the Fermi golden rule which has not been experimentally studied in quantitative way before(26 modes).The maximal program contains an optical interferometer network with 1694 freely-adjustable *** current state-of-the-art,our architecture stands as the most promising candidate for real-world applications.
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