EVIDENCE FOR SUPERCONDUCTIVITY IN LOW-TEMPERATURE GROWN GAAS

被引:36
|
作者
BARANOWSKI, JM [1 ]
LILIENTALWEBER, Z [1 ]
YAU, WF [1 ]
WEBER, ER [1 ]
机构
[1] UNIV CALIF BERKELEY LAWRENCE BERKELEY LAB,DIV MAT SCI,BERKELEY,CA 94720
关键词
D O I
10.1103/PhysRevLett.66.3079
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Magnetic-field-modulated microwave absorption and dc susceptibility measurements have detected evidence for superconductivity in As-rich GaAs layers grown by molecular-beam epitaxy at low temperatures (LT-GaAs). The transition temperature from the normal to the superconducting phase is 10 K. Electron microscopy of these layers found a new, As-rich layered structure in LT-GaAs that is most likely the origin of the superconductivity.
引用
收藏
页码:3079 / 3082
页数:4
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