Multichannel Kondo impurities in superconductors

被引:2
作者
Borkowski, L. S. [1 ]
Hirschfeld, P. J. [1 ]
机构
[1] Univ Florida, Dept Phys, Gainesville, FL 32611 USA
关键词
D O I
10.1016/0921-4526(94)00402-H
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
We discuss the effect of multichannel Kondo impurities on superconductivity. In the strong coupling regime such impurities are pairbreakers, in contrast to the ordinary Kondo effect. Measurements of T-c-suppression may help in identifying impurities displaying this more exotic exchange coupling to the conduction band.
引用
收藏
页码:183 / 185
页数:3
相关论文
共 7 条
[1]   CRITICAL-THEORY OF OVERSCREENED KONDO FIXED-POINTS [J].
AFFLECK, I ;
LUDWIG, AWW .
NUCLEAR PHYSICS B, 1991, 360 (2-3) :641-696
[2]   OBSERVATION OF NON-FERMI-LIQUID BEHAVIOR IN U0.2Y0.8PD3 [J].
ANDRAKA, B ;
TSVELIK, AM .
PHYSICAL REVIEW LETTERS, 1991, 67 (20) :2886-2889
[3]   DEPRESSION OF THE SUPERCONDUCTING TRANSITION-TEMPERATURE BY MAGNETIC-IMPURITIES - EFFECT OF KONDO RESONANCE IN THE F DENSITY OF STATES [J].
BICKERS, NE ;
ZWICKNAGL, GE .
PHYSICAL REVIEW B, 1987, 36 (13) :6746-6772
[4]  
Borkowski L.S., 1994, J LOW TEMP PHYS
[5]   QUADRUPOLAR KONDO EFFECT IN URANIUM HEAVY-ELECTRON MATERIALS [J].
COX, DL .
PHYSICAL REVIEW LETTERS, 1987, 59 (11) :1240-1243
[6]  
Luk K.R., 1992, THESIS
[7]   EVIDENCE FOR NON-FERMI-LIQUID BEHAVIOR IN THE KONDO ALLOY Y1-XUXPD3 [J].
SEAMAN, CL ;
MAPLE, MB ;
LEE, BW ;
GHAMATY, S ;
TORIKACHVILI, MS ;
KANG, JS ;
LIU, LZ ;
ALLEN, JW ;
COX, DL .
PHYSICAL REVIEW LETTERS, 1991, 67 (20) :2882-2885