Checkerboard local density of states in striped domains pinned by vortices -: art. no. 134528

被引:24
作者
Andersen, BM
Hedegård, P
Bruus, H
机构
[1] Niels Bohr Inst APG, Orsted Lab, DK-2100 Copenhagen O, Denmark
[2] Tech Univ Denmark, Mikroelektron Ctr, DK-2800 Lyngby, Denmark
关键词
D O I
10.1103/PhysRevB.67.134528
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We discuss recent elastic neutron scattering and scanning tunneling experiments on high-T-c cuprates exposed to an applied magnetic field. Antiferromagnetic vortex cores operating as pinning centers for surrounding stripes is qualitatively consistent with the neutron data provided the stripes have the antiphase modulation. Within a Green's function formalism we study the low energy electronic structure around the vortices and find that besides the dispersive quantum interference there exists a non-dispersive checkerboard interference pattern consistent with recent scanning tunneling measurements. Thus both experiments can be explained from the physics of a single CuO2 plane.
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页数:5
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