Spin gap in coupled magnetic layers
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- 作者：Gilberto Medeiros Nakamuraa ; gmnakamura@usp.br" class="auth_mail" title="E-mail the corresponding author ; Marcelo Mulatoa ; mmulato@ffclrp.usp.br" class="auth_mail" title="E-mail the corresponding author ; Alexandre Souto Martineza ; b ; asmartinez@ffclrp.usp.br" class="auth_mail" title="E-mail the corresponding author
- 关键词：Magnetism ; Quantum spin model ; Fermionization ; Spin gap
- 刊名：Physica A: Statistical Mechanics and its Applications
- 出版年：2016
- 出版时间：1 June 2016
- 年：2016
- 卷：451
- 期：Complete
- 页码：313-319
- 全文大小：465 K
文摘
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Two coupled 16001242&_mathId=si26.gif&_user=111111111&_pii=S0378437116001242&_rdoc=1&_issn=03784371&md5=df505d594d166ca11e8752e78457b65d" title="Click to view the MathML source">S=1/2 quantum spinchains are examined.
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Quasiparticles with generalized spin are introduced.
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Surface effects are eliminated.
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Formation of energy gap is verified.
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Emergence of generalized spin polarization for ground state.