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HEISENBERG: 作品数：363被引量：252H指数：7; 导出分析报告; 相关领域：理学更多>>; 相关作者：田东平胡明亮秦猛管习文白瑞蒲更多>>; 相关机构：哈尔滨师范大学西安邮电学院西安交通大学黑龙江大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家教育部博士点基金陕西省自然科学基金中国博士后科学基金更多>>

Long-range interacting Stark many-body probes with super-Heisenberg precision: 《Chinese Physics B》2023年第10期58-65,共8页Rozhin Yousefjani 何行健 Abolfazl Bayat; Project supported by the National Key R&D Program of China(Grant No.2018YFA0306703);the National Science Foundation of China(Grant Nos.12050410253,92065115,and 12274059);the Ministry of Science and Technology of China(Grant No.QNJ2021167001L);the National Science Foundation of China for the International Young Scientists Fund(Grant No.12250410242)。; In contrast to interferometry-based quantum sensing,where interparticle interaction is detrimental,quantum many-body probes exploit such interactions to achieve quantum-enhanced sensitivity.In most of the studied quan...; 关键词：quantum information quantum statistical mechanics quantum phase transitions

An optimized cluster density matrix embedding theory: 《Chinese Physics B》2021年第9期117-122,共6页Hao Geng Quan-lin Jie; We propose an optimized cluster density matrix embedding theory(CDMET).It reduces the computational cost of CDMET with simpler bath states.And the result is as accurate as the original one.As a demonstration,we study ...; 关键词：cluster density matrix embedding theory distant correlation Heisenberg J_(1)-J_(2)model

Steered coherence and entanglement in the Heisenberg XX chain under twisted boundary conditions: 《Chinese Physics B》2021年第7期139-144,共6页Yu-Hang Sun Yu-Xia Xie; the National Natural Science Foundation of China(Grant No.11675129)。; We study steered coherence(SC)and entanglement in a three-spin Heisenberg XX model under twisted boundary conditions and show that their strengths can be significantly enhanced by tuning the twist angle.The optimal tw...; 关键词：quantum coherence ENTANGLEMENT twisted boundary conditions

Effect of symmetrical frequency chirp on pair production: 《Chinese Physics B》2021年第6期96-105,共10页Kun Wang Xuehua Hu Sayipjamal Dulat Bai-Song Xie; supported by the National Natural Science Foundation of China (Grant Nos. 11875007, 11935008, and 11965020)。; By using Dirac–Heisenberg–Wigner formalism we study electron–positron pair production for linear, elliptic, nearly circular, and circular polarizations of electric fields with symmetrical frequency chirp, and we ob...; 关键词：pair production Dirac–Heisenberg–Wigner formalism symmetrical frequency chirp

Generation of atomic spin squeezing via quantum coherence:Heisenberg–Langevin approach: 《Chinese Physics B》2020年第12期265-268,共4页Xuping Shao; Taking into account the dephasing process in the realistic atomic ensemble,we theoretically study the generation of atomic spin squeezing via atomic coherence induced by the coupling and probe fields.Using the Heisenb...; 关键词：atomic spin squeezing quantum coherence

Thermal entanglement in a spin-1/2 Ising-Heisenberg butterfly-shaped chain with impurities: 《Chinese Physics B》2020年第11期212-218,共7页Meng-Ru Ma Yi-Dan Zheng Zhu Mao Bin Zhou; Project supported by the National Natural Science Foundation of China(Grant No.12074101);the Science Fund for the New Century Excellent Talents in University of the Ministry of Education of China(Grant No.NCET-11-0960);the Specialized Research Fund for the Doctoral Program of Higher Education of China(Grant No.20134208110001).; We investigate the effect of impurities on the thermal entanglement in a spin-1/2 Ising-Heisenberg butterfly-shaped chain,where four interstitial Heisenberg spins are localized on the vertices of a rectangular plaquet...; 关键词：thermal entanglement Ising–Heisenberg butterfly-shaped chain IMPURITIES transfer-matrix approach

Thermal quantum correlations of a spin-1/2 Ising-Heisenberg diamond chain with Dzyaloshinskii-Moriya interaction被引量：1: 《Chinese Physics B》2018年第9期197-204,共8页Yidan Zheng Zhu Maot and Bin Zhou＊; Project supported by the National Natural Science Foundation of China(Grant No.11274102);the New Century Excellent Talents in University of Ministry of Education of China(Grant No.NCET-11-0960);the Specialized Research Fund for the Doctoral Program of Higher Education of China(Grant No.20134208110001); We investigate the properties of thermal quantum correlations in an infinite spin-1/2 Ising-Heisenberg diamond chain with Dzyaloshinskii-Moriya（DM） interaction. The thermal quantum discord（TQD） and the thermal ent...; 关键词：thermal quantum discord thermal entanglement Ising-Heisenberg diamond chain

Separability criteria based on Heisenberg–Weyl representation of density matrices: 《Chinese Physics B》2018年第3期132-136,共5页Jingmei Changl Meiyu Cui Tinggui Zhang Shao-Ming Fei; Project supported by the National Natural Science Foundation of China(Grant Nos.11501153,11661031,and 11675113);the National Natural Science Foundation of Hainan Province,China(Grant No.20161006); Separability is an important problem in theory of quantum entanglement. By using the Bloch representation of quantum states in terms of the Heisenberg-Weyl observable basis, we present a new separability criterion for...; 关键词：Heisenberg-Weyl observable basis Bloch representation separability criterion multipartite quan- tuna states

Thermal entanglement of the spin-1 Ising-Heisenberg diamond chain with biquadratic interaction: 《Chinese Physics B》2017年第7期31-38,共8页郑一丹毛竹周斌; Project supported by the National Natural Science Foundation of China(Grant No.11274102);the New Century Excellent Talents in University of Ministry of Education of China(Grant No.NCET-11-0960);the Specialized Research Fund for the Doctoral Program of Higher Education of China(Grant No.20134208110001); We investigate the thermal entanglement of the spin-1 Ising-Heisenberg diamond chain, which can be regarded as a theoretical model for the homometallic molecular ferrimagnet [Ni_3（C_4H_2O_4）_2-（μ_3-OH）_2（H_2O）_...; 关键词：thermal entanglement Ising-Heisenberg diamond chain NEGATIVITY transfer-matrix approach

Optimal quantum parameter estimation of two-qutrit Heisenberg XY chain under decoherence: 《Chinese Physics B》2017年第1期145-150,共6页Hong-ying Yang Qiang Zheng Qi-jun Zhi; supported by the National Natural Science Foundation of China(Grant Nos.11365006 and 11565010);Guizhou Province Science and Technology Innovation Talent Team,China(Grant No.(2015)4015);Innovation Team Foundation of the Education Department of Guizhou Province,China(Grant No.[2014]35);the Natural Science Foundation of Guizhou Province,China(Grant No.QKHLHZ[2015]7767);High Level Creative Talents,China(Grant No.(2016)-4008); Adopting the Milburn decoherence model, we investigate the performance of quantum Fisher information of the twoqutrit isotropic Heisenberg XY chain under decoherence. We find that the quantum Fisher information with r...; 关键词：intrinsic decoherence quantum Fisher information spin chain

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