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QUBIT: 作品数：391被引量：356H指数：7; 导出分析报告; 相关领域：理学自动化与计算机技术更多>>; 相关作者：龙银香白旭芳张立梅狄尧民周清平更多>>; 相关机构：河北师范大学内蒙古民族大学南京大学广东水利电力职业技术学院更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划广东省自然科学基金国家教育部博士点基金更多>>

When qubits learn the language of fiberoptics Quantum computers: Physicists achieve optical readout of superconducting qubits: 《中国战略新兴产业》2025年第3期67-67,共1页Science Daily; Qubits-the fundamental units of quantum information-drive entire tech sectors.Among them,superconducting qubits could be instrumental in building a large-scale quantum computer,but they rely on electrical signals and ...; 关键词：quantum SUPERCONDUCTING QUBIT

Buffer-atom-mediated quantum logic gates with off-resonant modulated driving: 《Science China(Physics,Mechanics & Astronomy)》2024年第12期48-60,共13页Yuan Sun; supported by the National Natural Science Foundation of China(Grant Nos.92165107,and 12074391);the Fundamental Research Program of the Chinese Academy of Sciences;the Science and Technology Commission of Shanghai Municipality。; Connectivity of two-qubit logic gates plays a crucial and indispensable role in quantum computation research.For the cold atom qubit platform,while the two-qubit Rydberg blockade gate has recently made rapid experimen...; 关键词：cold atom qubit Rydberg blockade effect quantum logic gate quantum control theory geometric phase

基于机器学习探测qubit-qutrit系统中量子态的导引性: 《中国科学：物理学、力学、天文学》2024年第12期63-74,共12页张雨王璞孟会贤李忠艳; 国家自然科学基金(编号:11901317,12461087);北京市自然科学基金(编号:1242013,1232021)资助项目。; 受机器学习研究2-qubit系统上量子态导引性探测的启发,本文利用不同的机器学习方法研究qubit-qutrit系统上量子态导引性的探测,发现:(1)对于随机态、Werner态和UN态(一类新构造的Alice不可导引Bob的纠缠态)都有导引性探测准确率达到95%...; 关键词：qubit-qutrit系统量子态导引性探测支持向量机安全半监督支持向量机正样本-无标签样本算法极端梯度提升算法

Some Tighter Monogamy Inequalities in N-Qubit Systems: 《Chinese Quarterly Journal of Mathematics》2024年第4期407-419,共13页ZHANG Lu-lu YANG Yan-min CHEN Wei; Supported by Yunnan Provincial Research Foundation for Basic Research(Grant No.202001AU070041);Natural Science Foundation of Kunming University of Science and Technology(Grant No.KKZ3202007036);Basic and Applied Basic Research Funding Program of Guangdong Province(Grant Nos.2019A1515111097 and 2023A1515012074).; We construct a piecewise function to investigate some monogamy inequalities in terms of theαth power of concurrence and negativity(α≥2),entanglement of formation(α≥√2),and Tsallis-q entanglement(α≥1).These ine...; 关键词：Monogamy inequalities Entanglement measures N-qubit systems

Three-qubit海森堡XYZ各向异性自旋链系统QMA熵不确定度的量子调控: 《原子与分子物理学报》2024年第6期109-116,共8页刘科洋周清平; 国家自然科学基金(12064012,11464015);湖南省教育厅2021年度科研项目(21B0518);吉首大学校级科研基金(Jdy21034)。; 本文研究了three-qubit海森堡XYZ各向异性自旋链系统各项参数和外加磁场对量子存储支撑(Quantum memory assisted,QMA)熵不确定度及其下限的调控行为,以及对被测系统与存储系统之间量子纠缠的影响.结果表明:增大系统的Dzyaloshinski-Mor...; 关键词：Three-qubit海森堡XYZ各向异性自旋链 QMA熵不确定度 DM相互作用平方负性纠缠

Qubit-qubit quantum coherence mediated by an epsilon-near-zero waveguide: 《Communications in Theoretical Physics》2024年第12期50-59,共10页Zhenhua Yin Jicheng Wang Yueke Wang Yun Zhu Mengmeng Li Sergei Khakhomov Zheng-Da Hui; supported by the National Key Research and Development Program of China(Grant No.2022YFE0122300);the Natural Science Foundation of Jiangsu Province(Grant No.BK20231493);the Key Laboratory of Optoelectronic Devices and Systems of Ministry of Education and Guangdong Province(Grant No.GD202405)。; Quantum coherence,as a more general quantum resource compared to quantum entanglement,has attracted increasing attention over recent years.Establishing stable quantum coherence is crucial for implementing reliable qua...; 关键词：quantum coherence quantum entanglement metamaterial epsilon-near-zero waveguide dyadic Green’s function

Coherent Addressing of Single Molecular Electron Spin Qubits: 《Chinese Journal of Chemistry》2024年第22期2895-2901,共7页Xiya Du Aimei Zhou Lei Sun; supports from the National Natural Science Foundation of China(No.22273078);Hangzhou Municipal Funding,Team of Innovation(No.TD2022004).; With rational designability,versatile tunability,and quantum coherence,molecular electron spin qubits could offer new opportunities for quantum information science,enabling simplified implementation of quantum algorit...; 关键词：Quantum information science Electron spin qubit Quantum coherence Single-molecule studies EPR spectroscopy

In situ non-destructive measurement of Josephson junction resistance using fritting contact technique: 《Chinese Physics B》2024年第11期57-61,共5页Lei Du Hao-Ran Tao Liang-Liang Guo Hai-Feng Zhang Yong Chen Xin Tian Chi Zhang Zhi-Long Jia Peng Duan Guo-Ping Guo; Project supported by the National Natural Science Foundation of China(Grant Nos.12034018 and 11625419).; Conventional four-probe methods for measuring the resistance of Josephson junctions can damage superconducting thin films,making them unsuitable for frequency measurements of superconducting qubits.In this study,we pr...; 关键词：NON-DESTRUCTIVE fritting contact qubit frequency Josephson junction resistance

Hardware-efficient and fast three-qubit gate in superconducting quantum circuits: 《Frontiers of physics》2024年第5期185-191,共7页Xiao-Le Li Ziyu Tao Kangyuan Yi Kai Luo Libo Zhang Yuxuan Zhou Song Liu Tongxing Yan Yuanzhen Chen Dapeng Yu; supported by the Key-Area Research and Development Program of Guangdong Province(No.2018B030326001);the National Natural Science Foundation of China(Nos.12074166 and 12004162);the Guangdong Provincial Key Laboratory(No.2019B121203002).; While the common practice of decomposing general quantum algorithms into a collection of single-and two-qubit gates is conceptually simple,in many cases it is possible to have more efficient solutions where quantum ga...; 关键词：quantum computation quantum gate superconducting circuit

Qubit-qutrit海森堡混合自旋链系统QMA熵不确定度的量子调控: 《原子与分子物理学报》2024年第5期111-117,共7页刘科洋周清平闻佳欣刘洁张婷; 国家自然科学基金(12064012,11464015);湖南省教育厅2021年度科研项目(21B0518);吉首大学校级科研基金(Jdy21034)。; 在qubit-qutrit海森堡混合自旋链模型中研究了量子存储支撑(Quantum memory assisted,QMA)熵不确定度的量子调控.详细分析了混合自旋链模型中的Dzyaloshinskii-Moriya(DM)相互作用、耦合强度和非均匀磁场对QMA熵不确定度的影响,对比分...; 关键词：QMA熵不确定度 Qubit-qutrit海森堡混合自旋链 DM相互作用 Negativity

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