云南高校图书馆联盟文献共享服务平台- TWO-QUBIT

TWO-QUBIT: 作品数：141被引量：110H指数：4; 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：郭秀丽李洪才黄志平林秀强晓刚更多>>; 相关机构：吉首大学华东师范大学国防科学技术大学福建师范大学更多>>; 相关期刊：《Chinese Physics C》《Science China(Information Sciences)》《量子光学学报》《Science China(Physics,Mechanics & Astronomy)》更多>>; 相关基金：国家自然科学基金国家教育部博士点基金国家重点基础研究发展计划湖北省自然科学基金更多>>

Effects of quantum noise on teleportation of arbitrary two-qubit state via five-particle Brown state: 《Chinese Physics B》2024年第8期204-211,共8页汪澳魏玉震姜敏李泳成陈虹黄旭; Project supported by the National Natural Science Foundation of China (Grant No.61873162);Fund from the Key Laboratory of System Control and Information Processing,Ministry of Education,China (Grant No.Scip20240106)。; We propose a new protocol for quantum teleportation(QT)which adopts the Brown state as the quantum channel.This work focuses on the teleportation of a single unknown two-qubit state via a Brown state channel in an ide...; 关键词：quantum communication Brown state FIDELITY

Exceptional points and quantum dynamics in a non-Hermitian two-qubit system: 《Chinese Physics B》2024年第6期212-218,共7页张益玺张振涛杨震山魏晓志梁宝龙; partly funded by the Natural Science Foundation of Shandong Province of China (Grant Nos. ZR2021MA091 and ZR2018MA044);Introduction and Cultivation Plan of Youth Innovation Talents for Universities of Shandong Province (Research and Innovation Team on Materials Modification and Optoelectronic Devices at extreme conditions)。; We study the exceptional-point(EP) structure and the associated quantum dynamics in a system consisting of a non-Hermitian qubit and a Hermitian qubit. We find that the system possesses two sets of EPs, which divide t...; 关键词：non-Hermitian system exceptional point PT-SYMMETRY

Experimental realization of deterministic joint remote preparation of an arbitrary two-qubit pure state via GHZ states: 《Science China(Information Sciences)》2024年第3期313-314,共2页Nachuan LI Lu XU Jin-Ming LIU; supported by National Natural Science Foundation of China (Grant Nos.92265209,91950112,11174081)。; Quantum teleportation(QT)[1]enables secure transfer of an unknown quantum state between remote locations without physically transmitting the initial state.Unlike QT,with the sender possessing complete knowledge of the...; 关键词：STATE STATE PREPARATION

Inequality relations for the hierarchy of quantum correlations in two-qubit systems: 《Frontiers of physics》2023年第1期219-227,共9页Xiao-Gang Fan Fa Zhao Huan Yang Fei Ming Dong Wang Liu Ye; the National Natural Science Foundation of China(Grant Nos.12175001 and 12075001).; Entanglement,quantum steering and Bell nonlocality can be used to describe the distinct quantum correlations of quantum systems.Because of their different characteristics and application fields,how to divide them quan...; 关键词：ENTANGLEMENT quantum steering Bell nonlocality inequality relation

Transformation relation between coherence and entanglement for two-qubit states: 《Chinese Physics B》2023年第1期178-182,共5页周晴云范小刚赵发王栋叶柳; supported by the National Science Foundation of China (Grant Nos.12175001 and 12075001);the Natural Science Foundation of Education Department of Anhui Province,China (Grant No.KJ2016SD49)。; Entanglement and coherence are two important resources in quantum information theory. A question naturally arises:Is there some connection between them? We prove that the entanglement of formation and the first-order ...; 关键词：ENTANGLEMENT COHERENCE first-order coherence entanglement of formation

The masking condition for the quantum state in two-dimensional Hilbert space: 《Communications in Theoretical Physics》2022年第11期77-83,共7页Mei-yi Wang Su-juan Zhang Chen-ming Bai Lu Liu; supported by the Natural Science Foundation of Hebei Province(Grant No.A2019210057)。; This paper focuses on quantum information masking for the quantum state in two-dimensional Hilbert space.We present a system of equations as the condition of quantum information masking.It is shown that quantum inform...; 关键词：quantum information masking limited conditions TWO-QUBIT

Two-Qubit Geometric Gates Based on Ground-State Blockade of Rydberg Atoms: 《Chinese Physics Letters》2022年第9期1-5,共5页Ji-Ze Xu Li-Na Sun J-F.Wei Y-L.Du Ronghui Luo Lei-Lei Yan M.Feng Shi-Lei Su; supported by the Special Project for Research and Development in Key Areas of Guangdong Province(Grant No.2020B0303300001);the National Natural Science Foundation of China(Grant Nos.U21A20434 and 12074346);the Natural Science Foundation of Henan Province(Grant No.212300410085)。; We achieve the robust nonadiabatic holonomic two-qubit controlled gate in one step based on the groundstate blockade mechanism between two Rydberg atoms. By using the Rydberg-blockade effect and the Raman transition m...; 关键词：state RYDBERG quantum

Direct measurement of two-qubit phononic entangled states via optomechanical interactions: 《Chinese Physics B》2022年第8期258-265,共8页A-Peng Liu Liu-Yong Cheng Qi Guo Shi-Lei Su Hong-Fu Wang Shou Zhang; Project supported by the National Natural Science Foundation of China(Grant Nos.61801280,11604190,11747096,11804308,and 61465013);the Science and Technologial Innovation Programs of Higher Education Institutions in Shanxi Province,China(Grant Nos.2019L0988 and 2019L0043);the Fund for Shanxi“1331 Project”Key Subjects Construction(Grant No.2019XF-04);the Applied Fundamental Research Project of Yangquan(Grant No.2019G24)。; We propose schemes of direct concurrence measurement for two-qubit phononic states from quantized mechanical vibration. By combining the Mach–Zehnder interferometer with the optomechanical cross-Kerr nonlinear effect...; 关键词：entanglement measurement phononic qubit optomechanical system

Robustness of two-qubit and three-qubit states in correlated quantum channels: 《Chinese Physics B》2022年第7期112-118,共7页Zhan-Yun Wang Feng-Lin Wu Zhen-Yu Peng Si-Yuan Liu; the National Natural Science Foundation of China(Grant Nos.11705146 and 12175179);the Natural Science Basic Research Program of Shaanxi Province,China(Grant No.2019JQ-863);the Open Project of Shaanxi Key Laboratory for Theoretical Physics Frontiers(Grant No.SXKLTPF-K20190606)。; We investigate how the correlated actions of quantum channels affect the robustness of entangled states.We consider the Bell-like state and random two-qubit pure states in the correlated depolarizing,bit flip,bit-phas...; 关键词：correlated quantum channel ENTANGLEMENT CONCURRENCE NEGATIVITY

Protected two-qubit entangling gate with mechanical driven continuous dynamical decoupling: 《Communications in Theoretical Physics》2022年第6期21-30,共10页Xue-Jian Sun Wen-Xiao Liu Hao Chen Cheng-Yuan Wang Hui-Zhong Ma Hong-Rong Li; supported by the Natural Science Foundation of Henan Province (No. 222300420233)。; In this work, we propose a high-fidelity phonon-mediated entangling gate in a hybrid mechanical system based on two silicon-vacancy color centers in diamond. In order to suppress the influence of the spin decoherence ...; 关键词：silicon-vacancy color centers high-fidelity entangling gate mechanical driving modulation quantum information processing

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