ENHANCED ORBITAL CONTRIBUTION TO SURFACE MAGNETISM IN FE, CO, AND NI

被引:54
作者
ERIKSSON, O
FERNANDO, GW
ALBERS, RC
BORING, AM
机构
[1] UNIV CALIF LOS ALAMOS SCI LAB,DIV THEORET,LOS ALAMOS,NM 87545
[2] BROOKHAVEN NATL LAB,UPTON,NY 11973
关键词
D O I
10.1016/0038-1098(91)90624-5
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
We have, for the first time, theoretically determined the self-consistent orbital contribution to the magnetic moment on the (001) surfaces of Fe, Co and Ni. We used a surface geometry that corresponds to the bulk crystal structure with no relaxation of the surface. In addition to enhanced spin moments at the surface, we find that the orbital moment for surface states is greatly enhanced (sometimes by over 100%).
引用
收藏
页码:801 / 806
页数:6
相关论文
共 31 条
[1]   LINEAR METHODS IN BAND THEORY [J].
ANDERSEN, OK .
PHYSICAL REVIEW B, 1975, 12 (08) :3060-3083
[2]   ORIGIN OF MAGNETIC SURFACE-ANISOTROPY OF THIN FERROMAGNETIC FILMS [J].
BENNETT, AJ ;
COOPER, BR .
PHYSICAL REVIEW B, 1971, 3 (05) :1642-&
[3]   FERROMAGNETISM AND ANTIFERROMAGNETISM OF 3D-METAL OVERLAYERS ON METALS [J].
BLUGEL, S ;
WEINERT, M ;
DEDERICHS, PH .
PHYSICAL REVIEW LETTERS, 1988, 60 (11) :1077-1080
[4]   LARGE ORBITAL-MOMENT CONTRIBUTION TO 5F BAND MAGNETISM [J].
BROOKS, MSS ;
KELLY, PJ .
PHYSICAL REVIEW LETTERS, 1983, 51 (18) :1708-1711
[5]   TIGHT-BINDING APPROACH TO THE ORBITAL MAGNETIC-MOMENT AND MAGNETOCRYSTALLINE ANISOTROPY OF TRANSITION-METAL MONOLAYERS [J].
BRUNO, P .
PHYSICAL REVIEW B, 1989, 39 (01) :865-868
[6]   FULLY RELATIVISTIC CALCULATION OF THE HYPERFINE FIELDS OF 5D-IMPURITY ATOMS IN FERROMAGNETIC FE [J].
EBERT, H ;
ZELLER, R ;
DRITTLER, B ;
DEDERICHS, PH .
JOURNAL OF APPLIED PHYSICS, 1990, 67 (09) :4576-4578
[7]   ORBITAL MAGNETISM IN FE, CO, AND NI [J].
ERIKSSON, O ;
JOHANSSON, B ;
ALBERS, RC ;
BORING, AM ;
BROOKS, MSS .
PHYSICAL REVIEW B, 1990, 42 (04) :2707-2710
[8]   THEORY OF ELECTRONIC-STRUCTURE AND MAGNETIC-BEHAVIOR OF FCC IRON GROWN ON CU(001) [J].
FERNANDO, GW ;
COOPER, BR .
PHYSICAL REVIEW B, 1988, 38 (05) :3016-3027
[9]   PRACTICAL METHOD FOR HIGHLY ACCURATE LARGE-SCALE SURFACE CALCULATIONS [J].
FERNANDO, GW ;
COOPER, BR ;
RAMANA, MV ;
KRAKAUER, H ;
MA, CQ .
PHYSICAL REVIEW LETTERS, 1986, 56 (21) :2299-2302
[10]   MAGNETISM AT SURFACES AND INTERFACES [J].
FREEMAN, AJ ;
KRAKAUER, H ;
OHNISHI, S ;
WANG, DS ;
WEINERT, M ;
WIMMER, E .
JOURNAL DE PHYSIQUE, 1982, 43 (NC-7) :167-176