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Antiferromagnetism and hole pair checkerboard in the vortex state of high Tc superconductors

Han-Dong Chen, Jiang-Ping Hu, Sylvain Capponi, Enrico Arrigoni, Shou-Cheng Zhang

cond-mat.supr-conarXiv:cond-mat/0203332

Abstract

We propose a microscopic state for the vortex phase of BSCO superconductors. Around the vortex core or above Hc2, the d wave hole pairs form a checkerboard localized in the commensurate antiferromagnetic background. We discuss this theory in connection with recent STM experiments.

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