| 线性近似下的X-Y-Z模型-各向异性亚铁磁性Heisenberg系统的自旋波解 |
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| 引用本文： | 成泰民. 线性近似下的X-Y-Z模型-各向异性亚铁磁性Heisenberg系统的自旋波解[J]. 辽宁大学学报(自然科学版), 2003, 30(4): 341-344 |
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| 作者姓名： | 成泰民 |
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| 作者单位： | 东北大学,物理系,辽宁,沈阳,110016 |
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| 摘 要： | 通过Holstein-Primakoff变换、点阵傅里叶变换、宇称变换、Shwinger角动量表象的转动变换、Bogoliubov变换、压缩变换等幺正变换，在线性近似下研究了X-Y-Z模型-各向异性亚铁磁性Heisenberg系统的基态、激发态的性质．
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| 关 键 词： | Holstein-Primakoff变换 点阵傅里叶变换 宇称变换 Shwinger角动量表象的转动变换 压缩变换 幺正变换 自旋波解 X-Y-Z模型 各向异性亚铁磁性 |
| 文章编号： | 1000-5846(2003)04-0341-04 |
| 修稿时间： | 2003-06-13 |
The Spin Wave Solution to Heisenberg System of Ferrimagnetism of X-Y-Z Model-Anisotropic Under the Linear Approximate |
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| CHENG Tai-min. The Spin Wave Solution to Heisenberg System of Ferrimagnetism of X-Y-Z Model-Anisotropic Under the Linear Approximate[J]. Journal of Liaoning University(Natural Sciences Edition), 2003, 30(4): 341-344 |
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| Authors: | CHENG Tai-min |
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| Abstract: | By means of unitary transformation such as the Holstein-Primakoff transformation, the Fourier transformation of lattice, the parity transformation, the rotational transformation of representation of Shwinger angular momentum, the Bogoliubov transformation and the Squeezed transformation, the author studies the properties of ground state and excited state of Heisenberg system of ferrimagnetism of X-Y-Z model-anisotropic under the linear approximate. |
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| Keywords: | Holstein-Primakoff transformation Fourier transformation of lattice parity transformation rotational transformation of representation of Shwinger angular momentum squeezed transformation unitary transformation spin wave solution. |
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