HEISENBERG

作品数:363被引量:252H指数:7
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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>>
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Existence of long-range magnetic order in Heisenberg spin nanoribbons with edge modification
《Communications in Theoretical Physics》2024年第7期134-144,共11页Da-cheng Ma Ling-yi Cui Chu-xiao Sun Xiao-dan Chi Zheng-Nan XianYu An Du 
supported by the 111 Project(B16009).
Long-range magnetic order appears on a side decorated Heisenberg spin nanoribbon at nonzero temperature,although no spontaneous magnetization exists in a one-or two-dimensional isotropic Heisenberg model at any nonzer...
关键词:NANORIBBON magnetic anisotropy long-range magnetic order Heisenberg model transition temperature 
Thermodynamics and microstructures of Euler–Heisenberg black hole in a cavity
《Communications in Theoretical Physics》2023年第9期91-103,共13页Qin Yu Qi Xu Jun Tao 
supported by NSFC (Grant No.12047573 and 12275184)。
Euler–Heisenberg black holes with quantum electrodynamics(QED) correction are embraced by a cavity in this paper, which serves as a boundary of the black hole spacetime and contributes to the equilibrium of the syste...
关键词:black hole thermodynamics phase transition microstructure 
Solitons and quasi-Grammians of the generalized lattice Heisenberg magnet model
《Communications in Theoretical Physics》2023年第8期42-53,共12页Zeeshan Amjad Bushra Haider 
In this paper,we study the discrete Darboux and standard binary Darboux transformation for the generalized lattice Heisenberg magnet model.We calculate the quasi-Grammian solutions by the iteration of standard binary ...
关键词:quasi-Grammian discrete integrable systems binary Darboux transformation 
Thermal Hall conductivity with sign change in the Heisenberg–Kitaev kagome magnet
《Communications in Theoretical Physics》2023年第1期154-161,共8页Kangkang Li 
supported by the National Natural Science Foundation of China(Grant NO.12104407);the Natural Science Foundation of Zhejiang Province(Grant NO.LQ20A040004)
The Heisenberg-Kitaev(HK)model on various lattices has attracted a lot of attention because it may lead to exotic states such as quantum spin liquid and topological orders.The rare-earth-based kagome lattice(KL)compou...
关键词:canted ferromagnetic order topological magnon thermal Hall conductivity sign change Heisenberg–Kitaev kagome magnet 
Ground-state and dynamical properties of a spin-S Heisenberg star
《Communications in Theoretical Physics》2022年第8期140-150,共11页Jiaxiu Li Ning Wu 
supported by the National Key R&D Program of China under Grant No.2021YFA1400803;by the Natural Science Foundation of China(NSFC)under Grant No.11705007。
We generalize the Heisenberg star consisting of a spin-1/2 central spin and a homogeneously coupled spin bath modeled by the XXX ring[Richter J and Voigt A 1994 J.Phys.A:Math.Gen.271139-1149]to the case of arbitrary c...
关键词:central spin model Heisenberg XXX chain ground state antiferromagnetic order relaxation polarization dynamics 
Entropic uncertainty relation of a qubit–qutrit Heisenberg spin model and its steering被引量:3
《Communications in Theoretical Physics》2020年第12期123-129,共7页Feng-He Ju Zuo-Yuan Zhang Jin-Ming Liu 
supported by the National Natural Science Foundation of China under Grant Nos.91950112 and 11174081;the National Key Research and Development Program of China under Grant No.2016YFB0501601。
We investigate the quantum-memory-assisted entropic uncertainty relation(QMA-EUR)in a Heisenberg XYZ mixed-spin(1/2,1)model.Coupling strength,Dzyaloshinskii–Moriya(DM)interaction and inhomogeneous magnetic field,resp...
关键词:entropic uncertainty relation Heisenberg XYZ model weak measurement PT-symmetry 
Investigation of soliton solutions with different wave structures to the(2+1)-dimensional Heisenberg ferromagnetic spin chain equation被引量:5
《Communications in Theoretical Physics》2020年第3期7-13,共7页M S Osman K U Tariq Ahmet Bekir A Elmoasry Nasser S Elazab M Younis Mahmoud Abdel-Aty 
the Basic Science Research Unit,Scientific Research Deanship at Majmaah University,project number RGP-2019-4。
The principal objective of this article is to construct new and further exact soliton solutions of the(2+1)-dimensional Heisenberg ferromagnetic spin chain equation which investigates the nonlinear dynamics of magnets...
关键词:SOLITON solutions HEISENBERG FERROMAGNETIC EQUATION FAN sub-equation method 
Investigation of Heisenberg algebra for a modified anti-de Sitter and modified antiSnyder models
《Communications in Theoretical Physics》2020年第3期51-59,共9页Nasrin Farahani Hassan Hassanabadi Won Sang Chung Leyla Naderi 
In this paper,we consider a possible modification of the de Sitter and anti-de Sitter space for the extended uncertainty principle.For the modified anti-de Sitter model we discuss the representation and wave functions...
关键词:modified(anti)-de SITTER model extended UNCERTAINTY PRINCIPLE generalized UNCERTAINTY PRINCIPLE HEISENBERG ALGEBRA 
Magnetocaloric Effect in Anisotropic Mixed Spin1/2–1 System: Pair Approximation Method
《Communications in Theoretical Physics》2019年第11期1370-1378,共9页Abderrazak Boubekri Moulay Youssef El Hafidi Mohamed El Hafidi 
We use the Pair Approximation method to analyze the magnetic and magnetocaloric behaviors of diluted mixed spin SA=1 and spin SB=1/2 with the anisotropic Heisenberg model, on a cubic lattice with coordination number z...
关键词:ANISOTROPIC HEISENBERG model DILUTION entropy change mixed spin SYSTEM inverse MAGNETOCALORIC effect pair approximation magnetic Gruneisen ratio 
Phase Diagram of the Spin-1/2 Heisenberg Alternating Chain in a Magnetic Field
《Communications in Theoretical Physics》2019年第8期1029-1035,共7页Wei-Xia Chen Jie Ren Wen-Long You Xiang Hao Yin-Zhong Wu 
Supported by the National Natural Science Foundation of China under Grant Nos.11384012 and 11474211
By using the infinite time-evolving block decimation, we study quantum fidelity and entanglement entropy in the spin-1/2 Heisenberg alternating chain under an external magnetic field.The effects of the magnetic field ...
关键词:iTEBD dimerized XX MODEL 
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