Phase diagram for the two-dimensional quantum anisotropic XY model

被引：4

作者：

Pires, AST ^{[1
]}

机构：

[1] Univ Fed Minas Gerais, Dept Fis, BR-30123970 Belo Horizonte, MG, Brazil

来源：

JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS | 2003年 / 260卷 / 03期

关键词：

quantum phase transition; XY model;

D O I：

10.1016/S0304-8853(02)01378-1

中图分类号：

T [工业技术];

学科分类号：

08 ;

摘要：

A self-consistent harmonic approximation is used to study the Kosterlitz-Thouless phase transition and the quantum phase transition at T = 0 K in the two-dimensional anisotropic quantum XY model. (C) 2002 Elsevier Science B.V. All rights reserved.

引用

页码：397 / 399

页数：3

共 50 条

[31] Phase diagram and quantum criticality of a non-Hermitian XY model with a complex transverse field [J].

Pi, Jinghui ;

Lu, Rong .

JOURNAL OF PHYSICS-CONDENSED MATTER, 2021, 33 (34)

[32] Numerical Studies of Vortices and Helicity Modulus in the Two-Dimensional Generalized XY Model [J].

Sun, Yun-Zhou ;

Wu, Qin ;

Yang, Xiao-Li ;

Zhou, Yan ;

Zhu, Lan-Yan ;

Chen, Quan ;

An, Qing .

FRONTIERS IN PHYSICS, 2022, 10

[33] Phase diagram for two-dimensional arrays of small Josephson junctions with shunt resistors [J].

Yamaguchi, T ;

Yagi, R ;

Kanda, A ;

Ootuka, Y ;

Kobayashi, S .

PHYSICA C, 2001, 352 (1-4) :181-185

[34] Influence of dilution in the spin transport in the quantum anisotropic two-dimensional Heisenberg antiferromagnet [J].

Lima, L. S. .

JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, 2016, 411 :108-112

[35] Thermal enhancement of entanglement sensitivity to the phase diagram in XY model [J].

Nakata, Yoshifumi ;

Markham, Damian ;

Murao, Mio .

INTERNATIONAL JOURNAL OF QUANTUM INFORMATION, 2008, 6 :751-757

[36] Quantum and classical correlations in the anisotropic XY Model with a single defect [J].

Cheng, W. W. ;

Shan, C. J. ;

Sheng, Y. B. ;

Gong, L. Y. ;

Zhao, S. M. ;

Liu, J. -M. .

PHYSICA E-LOW-DIMENSIONAL SYSTEMS & NANOSTRUCTURES, 2013, 54 :72-77

[37] Phase transition of two-dimensional doped mixed-spin anisotropic ferromagnets [J].

Hu, Ai-Yuan ;

Wu, Zhi-Min ;

Cui, Yu-Ting ;

Qin, Guo-Ping .

SOLID STATE COMMUNICATIONS, 2015, 202 :1-7

[38] Phase transitions in the two-dimensional single-ion anisotropic Heisenberg model with long-range interactions [J].

Moura, A. R. .

JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, 2014, 369 :62-68

[39] Phase transition in phase transition lines of quantum XY model [J].

Yang, X. M. ;

Zhang, G. ;

Song, Z. .

JOURNAL OF PHYSICS-CONDENSED MATTER, 2019, 31 (24)

[40] Quantum phase transitions in two-dimensional strongly correlated fermion systems [J].

An Bao ;

Yao-Hua Chen ;

Heng-Fu Lin ;

Hai-Di Liu ;

Xiao-Zhong Zhang .

Frontiers of Physics, 2015, 10

← 1 2 3 4 5 →