论文标题

平均场谐振价键模型的电子特性

Electronic properties of the mean-field resonating valence bond model of cuprates

论文作者

Urazhdin, Sergei, Ivanov, Sergei

论文摘要

我们表明,Baskaran,Zou和Anderson在1987年提出的平均场合共鸣键近似描述了局限于Spinon Brillouin区域边界的无间隙电荷对激发。这种成对的存在解释了铜酸盐的所有必需异常电子特性,并且由于Spinon Superflow的电荷阻力引起了超导性。该机制可能与其他非常规超导体有关。

We show that the mean-field resonating valence bond approximation proposed in 1987 by Baskaran, Zou, and Anderson describes gapless charge pair excitations confined to the boundaries of the spinon Brillouin zone. The existence of such pairs accounts for all the essential anomalous electronic properties of cuprates, with superconductivity arising due to the charge drag by the spinon superflow. This mechanism may be relevant to other unconventional superconductors.

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