LONG-RANGE SPATIAL SELF-ORGANIZATION IN THE ADSORBATE-INDUCED RESTRUCTURING OF SURFACES - CU(110)-(2X1)O

被引:372
作者
KERN, K [1 ]
NIEHUS, H [1 ]
SCHATZ, A [1 ]
ZEPPENFELD, P [1 ]
GEORGE, J [1 ]
COMSA, G [1 ]
机构
[1] FORSCHUNGSZENTRUM JULICH, INST GRENZFLACHENFORSCH & VACUUMPHYS, W-5170 JULICH 1, GERMANY
关键词
D O I
10.1103/PhysRevLett.67.855
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
He diffraction and scanning-tunneling-microscopy investigations on the growth of the Cu{110}-(2 x 1)O added-row structure reveal a novel phenomenon: the long-range spatial self-organization of two-dimensional islands. In a wide coverage range the anisotropic Cu-O islands arrange themselves in a striped periodic supergrating, with the stripes running along the <001> direction. The spacing of the supergrating depends on oxygen coverage and temperature and varies between 140 and 60 angstrom.
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页码:855 / 858
页数:4
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