High field gap closure in the Kondo insulator SmB6

被引：38
作者：
Cooley, JC
Mielke, CH
Hults, VL
Goettee, JD
Honold, MM
Modler, RM
Lacerda, A
Rickel, DG
Smith, JL
机构：
[1] Los Alamos Natl Lab, Los Alamos, NM 87545 USA
[2] Univ Oxford, Clarendon Lab, Oxford OX1 3PU, England
来源：
JOURNAL OF SUPERCONDUCTIVITY | 1999年 / 12卷 / 01期
关键词：
SmB6; hexaboride; Kondo insulator; magnetoresistance; insulating gap; Megagauss fields;
D O I：
10.1023/A:1007771030747
中图分类号：
O59 [应用物理学];
学科分类号：
摘要：
We have measured the longitudinal magnetoresistance of SmB6 single crystals in magnetic fields up to 145 T. The insulating gap closes at approximate to 80-90 T and above 100 T the magnetoresistance is positive and quadratic.
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收藏
页码：171 / 173
页数：3
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