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上海交大陈鹏课题组与许霄琰课题组在二维莫特绝缘体中发现量子 ...
QSL具有奇异的量子特性:即自旋和电荷信息分离的集合激发—自旋子(spinon)和电荷子(chargon),这一直引发研究者的极大兴趣,但其证据主要局限于对自旋自由度的测量。理论上认为,QSL的电子态激发由自旋子和电荷子以及规范场耦合形成。在平均场近似下 ...
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