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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

Entanglement teleportation via a couple of quantum channels in Ising–Heisenberg spin chain model of a heterotrimetallic Fe–Mn–Cu coordination polymer: 《Chinese Physics B》2019年第12期105-112,共8页Yi-Dan Zheng Zhu Mao 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 teleportation of an entangled state via a couple of quantum channels, which are composed of a spin-1/2 Heisenberg dimer in two infinite Ising–Heisenberg chains. The heterotrimetallic coordination p...; 关键词：entanglement teleportation Ising–Heisenberg chain transfer-matrix approach CONCURRENCE

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

具有次近邻相互作用的五量子比特XXZ海森伯自旋链的热纠缠被引量：1: 《物理学报》2018年第2期47-55,共9页刘贵艳毛竹周斌; 国家自然科学基金(批准号:11274102);教育部新世纪优秀人才支持计划(批准号:NCET-11-0960);博士点基金(博导类)(批准号:20134208110001)资助的课题~~; 研究具有次近邻相互作用五量子比特XXZ海森伯自旋链在磁场作用下的热纠缠性质,利用数值计算求出最近邻两量子比特和次近邻两量子比特的共生纠缠度(concurrence),分别记为C_(12)和C_(13).研究结果表明,阻挫参数对配对热纠缠具有重要影响...; 关键词：热纠缠海森伯自旋链次近邻相互作用

具有三角自旋环的伊辛-海森伯链的热纠缠: 《物理学报》2017年第23期42-50,共9页郑一丹毛竹周斌; 国家自然科学基金(批准号:11274102);教育部新世纪优秀人才支持计划(批准号:NCET-11-0960);高等学校博士学科点专项科研基金(批准号:20134208110001)资助的课题~~; 研究了具有三角自旋环的伊辛-海森伯链在磁场作用下的热纠缠性质.分别讨论了三角自旋环中自旋1/2粒子间相互作用的三种情形,即XXX,XXZ和XY Z海森伯模型.利用转移矩阵方法,数值计算了具有三角自旋环的伊辛-海森伯链的配对纠缠度.计算结...; 关键词：热纠缠配对纠缠度伊辛-海森伯链转移矩阵方法

时间周期双阱势中光子辅助Dirac电子的Fano共振隧穿: 《凝聚态物理学进展》2017年第4期86-95,共10页彭坦周斌; 中国国家自然科学基金(11274102);教育部新世纪优秀人才支持计划(NCET-11-0960);教育部博士点基金(博导类)(20134208110001)。; 在具有时间周期双阱势的石墨烯体系中,我们研究了光子辅助Dirac电子的Fano型共振隧穿。研究结果表明,由于双阱势中束缚态能级的劈裂,Fano型共振谱会分裂成两个不对称的共振峰。这两个非对称Fano型共振峰的形状不同。并且,两个振荡场的...; 关键词：Fano共振光子辅助隧穿 Dirac电子 Floquet散射矩阵

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

Topological phase transition in a ladder of the dimerized Kitaev superconductor chains: 《Chinese Physics B》2016年第10期378-385,共8页周博臻周斌; supported by the National Natural Science Foundation of China(Grant No.11274102);the Program for 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 topological properties of a ladder model of the dimerized Kitaev superconductor chains.The topological class of the system is determined by the relative phase θ between the inter-and intra-chain su...; 关键词：Majorana zero modes topological class topological phase transition

{Cu_3}单分子磁体在热平衡和磁场作用下的三体纠缠: 《物理学报》2016年第12期30-37,共8页郑一丹周斌; 国家自然科学基金(批准号:11274102);教育部新世纪优秀人才支持计划(批准号:NCET-11-0960);高等学校博士学科点专项科研基金(批准号:20134208110001)资助的课题~~; 本文研究了Na_9[Cu_3Na_3(H_2O)_9(α-As W_9O_(33))_2]·26H_2O(简记为{Cu_3})单分子磁体在热平衡和外加磁场作用下的三体纠缠性质,利用等效自旋模型和实验拟合参数,数值计算了{Cu_3}型三角自旋环中三体负性纠缠度(tripartite negativi...; 关键词：热纠缠三体负性纠缠度单分子磁体

HgMnTe量子阱中自旋轨道耦合诱导的拓扑相变: 《凝聚态物理学进展》2016年第1期1-8,共8页陈锐周斌; 中国国家自然科学基金(11274102);教育部新世纪优秀人才支持计划(NCET-11-0960);教育部博士点基金(博导类)(20134208110001)。; 在能带反转的HgTe量子阱中,体态内存在着受拓扑保护的无能隙的螺旋边界态为特征的量子自旋霍尔效应。在HgTe量子阱中掺入磁性原子(例如锰)后,磁性HgMnTe量子阱将会出现量子反常霍尔效应。本文我们讨论了由体反演不对称产生的自旋轨道耦...; 关键词：量子自旋霍尔效应量子反常霍尔效应自旋轨道耦合拓扑相变

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