| 不变本征算符法计算各向异性海森伯亚铁磁系统的自旋波能量 |
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| 引用本文： | 成泰民,祁烁.不变本征算符法计算各向异性海森伯亚铁磁系统的自旋波能量[J].大学物理,2011,30(8):30-32,39. |
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| 作者姓名： | 成泰民 祁烁 |
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| 作者单位： | 沈阳化工大学数理系,辽宁沈阳,110142 |
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| 基金项目： | 辽宁省教育厅科学研究项目(20060667)资助 |
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| 摘 要： | 利用不变本征算符法计算了X-Y-Z模型各向异性海森伯亚铁磁系统的自旋波能量,并讨论了此系统特殊情形下的自旋波能量及不变本征算符法的优点与不足.
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| 关 键 词： | 不变本征算符法 幺正变换 自旋波能量 亚铁磁系统 |
The energy of anisotropic Heisenberg ferrimagnetism system in spin waves calculated by invariant eigen-operator method |
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| CHENG Tai-min,QI Shuo.The energy of anisotropic Heisenberg ferrimagnetism system in spin waves calculated by invariant eigen-operator method[J].College Physics,2011,30(8):30-32,39. |
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| Authors: | CHENG Tai-min QI Shuo |
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| Institution: | CHENG Tai-min,QI Shuo(Department of Mathematics and Physics,Shenyang University of Chemical Technology,Shenyang,Liaoning 110142,China) |
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| Abstract: | The spin waves energy of X-Y-Z model-anisotropic Heisenberg ferrimagnetism system is calculated by the invariant eigen-operator method,and the spin waves energy of such system under especial qualification and advantages or deficiencies of invariant eigen-operator method are discussed. |
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| Keywords: | invariant eigen-operator method unitary transformation spin waves energy ferrimagnetism system |
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