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自旋玻璃基态问题研究
Study on the Ground States of Spin Glass
【摘要】 采用模拟退火法并借助二维伊辛模型研究了自旋玻璃的基态问题,使得这类问题的计算量大大缩减,同时也得到了相当准确的系统基态能量值,并对系统基态的状态进行了分析.
【Abstract】 By use of an algorithm called simulated annealing, the problem of ground states of spin glass is studied based on the twodimensional Ising model. The calculating results show that this method can gratly reduce the calculation and give precise energies of the ground states. In addition, the spining distribution of the ground states for amultipartical system is analyzed by this method.
【关键词】 模拟退火法;
自旋玻璃;
伊辛模型;
基态;
【Key words】 simulated annealing; spin glass; Ising model; ground state;
【Key words】 simulated annealing; spin glass; Ising model; ground state;
【基金】 天津师范大学青年基金资助项目(52LE08)
- 【文献出处】 天津师范大学学报(自然科学版) ,Journal of Tianjin Normal University (Natural Science Edition) , 编辑部邮箱 ,2003年02期
- 【分类号】O414.2
- 【被引频次】1
- 【下载频次】259