Correlations between electronic and magnetic properties in semimagnetic semiconductors

被引:27
作者
Story, T
机构
关键词
D O I
10.12693/APhysPolA.91.173
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Magnetic properties of IV-VI semimagnetic (diluted magnetic) semiconductors with Mn or with Gd can be controlled by changing the electronic parameters such as carrier concentration, Fermi level position or density of states at the Fermi level. The examples of these effects are the carrier concentration induced paramagnet-ferromagnet and ferromagnet-spin glass transitions in PbSnMnTe and the Fermi level position controlled Gd-Gd exchange interactions in SnGdTe.
引用
收藏
页码:173 / 180
页数:8
相关论文
共 28 条
[21]   RUDERMAN-KITTEL-KASUYA-YOSIDA EXCHANGE INTERACTION IN MANY-VALLEY IV-VI-SEMIMAGNETIC SEMICONDUCTORS [J].
STORY, T ;
EGGENKAMP, PJT ;
SWUSTE, CHW ;
SWAGTEN, HJM ;
DEJONGE, WJM ;
LEMMENS, LF .
PHYSICAL REVIEW B, 1992, 45 (04) :1660-1667
[22]   MAGNETISM AND BAND-STRUCTURE OF THE SEMIMAGNETIC SEMICONDUCTOR PB-SN-MN-TE [J].
STORY, T ;
KARCZEWSKI, G ;
SWIERKOWSKI, L ;
GALAZKA, RR .
PHYSICAL REVIEW B, 1990, 42 (16) :10477-10487
[23]   Electron paramagnetic resonance Knight shift in semimagnetic (diluted magnetic) semiconductors [J].
Story, T ;
Swuste, CHW ;
Eggenkamp, PJT ;
Swagten, HJM ;
deJonge, WJM .
PHYSICAL REVIEW LETTERS, 1996, 77 (13) :2802-2805
[24]   MAGNETIC-RESONANCE STUDY OF THE DILUTED MAGNETIC SEMICONDUCTOR PB1-X-YSNYMNXTE [J].
STORY, T ;
EGGENKAMP, PJT ;
SWUSTE, CHW ;
SWAGTEN, HJM ;
DEJONGE, WJM ;
SZCZERBAKOW, A .
PHYSICAL REVIEW B, 1993, 47 (01) :227-236
[25]   HOLE DENSITY AND COMPOSITION DEPENDENCE OF FERROMAGNETIC ORDERING IN PB-SN-MN-TE [J].
SWAGTEN, HJM ;
DEJONGE, WJM ;
GALAZKA, RR ;
WARMENBOL, P ;
DEVREESE, JT .
PHYSICAL REVIEW B, 1988, 37 (16) :9907-9910
[26]   SCATTERING OF CARRIERS BY MAGNETIC MN IMPURITIES IN PBTE - MN ALLOYS [J].
TOTH, G ;
LELOUP, JY ;
RODOT, H .
PHYSICAL REVIEW B, 1970, 1 (12) :4573-&
[27]   EXCHANGE INTERACTION OF S-STATE IONS WITH CHARGE-CARRIERS IN SNTE [J].
URBAN, P ;
SPERLICH, G .
SOLID STATE COMMUNICATIONS, 1975, 16 (07) :927-930
[28]   NEUTRON-DIFFRACTION STUDY OF THE CARRIER-CONCENTRATION-INDUCED FERROMAGNET-TO-SPIN-GLASS TRANSITION IN THE DILUTED MAGNETIC SEMICONDUCTOR SN1-XMNXTE [J].
VENNIX, CWHM ;
FRIKKEE, E ;
EGGENKAMP, PJT ;
SWAGTEN, HJM ;
KOPINGA, K ;
DEJONGE, WJM .
PHYSICAL REVIEW B, 1993, 48 (06) :3770-3782