MAGNETISM OF 4D AND 5D TRANSITION-METAL ADLAYERS ON AG(001) - DEPENDENCE ON THE ADLAYER THICKNESS

被引:86
作者
BLUGEL, S
机构
[1] Institut für Festkörperforschung des Forschungszentrum Jülich
来源
PHYSICAL REVIEW B | 1995年 / 51卷 / 03期
关键词
D O I
10.1103/PhysRevB.51.2025
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We present results of ab initio calculations for the electronic structure and the magnetic moments of 4d (Ru, Rh, Pd) and 5d transition-metal bilayers (Ir, Pt) on the Ag(001) substrate. The bilayers of Rh, Pd, Ir, and Pt show ferromagnetism, but compared to the monolayers the moments are strongly reduced to less than 0.35μB. This indicates that the magnetism in the 4d and 5d metal films depends critically on the film thickness. These results put a severe upper limit on the experimental imperfections permitted to verify 4d and 5d magnetism. © 1995 The American Physical Society.
引用
收藏
页码:2025 / 2028
页数:4
相关论文
共 27 条
[1]   GROWTH OF RH ON AU(111) - SURFACE INTERMIXING OF IMMISCIBLE METALS [J].
ALTMAN, EI ;
COLTON, RJ .
SURFACE SCIENCE, 1994, 304 (1-2) :L400-L406
[2]   FERROMAGNETISM OF 4D-METAL MONOLAYERS ON AG, AU AND PD(001) SURFACES [J].
BLUGEL, S .
EUROPHYSICS LETTERS, 1992, 18 (03) :257-262
[3]   2-DIMENSIONAL FERROMAGNETISM OF 3D, 4D, AND 5D TRANSITION-METAL MONOLAYERS ON NOBLE-METAL (001) SUBSTRATES [J].
BLUGEL, S .
PHYSICAL REVIEW LETTERS, 1992, 68 (06) :851-854
[4]   FERROMAGNETISM OF 4D AND 5D TRANSITION-METAL MONOLAYERS - INTERLAYER IN AG(001) VERSUS OVERLAYER ON AG(001) [J].
BLUGEL, S .
SOLID STATE COMMUNICATIONS, 1992, 84 (06) :621-625
[5]  
Carbone C., UNPUB
[6]   EXPERIMENTAL-OBSERVATION OF MAGNETISM IN RHODIUM CLUSTERS [J].
COX, AJ ;
LOUDERBACK, JG ;
BLOOMFIELD, LA .
PHYSICAL REVIEW LETTERS, 1993, 71 (06) :923-926
[7]   SPECIAL POINTS IN 2-DIMENSIONAL BRILLOUIN ZONE [J].
CUNNINGHAM, SL .
PHYSICAL REVIEW B, 1974, 10 (12) :4988-4994
[8]   PREDICTION OF FERROMAGNETISM AND METAMAGNETISM IN 4D TRANSITION-METAL OVERLAYERS ON THE (001)-SURFACE OF AG (4D = TC, RU, RH, AND PD) [J].
ERIKSSON, O ;
ALBERS, RC ;
BORING, AM .
PHYSICAL REVIEW LETTERS, 1991, 66 (10) :1350-1353
[9]   MAGNETIC-MOMENT FORMATION AND SPIN DYNAMICS OF ISOLATED 4D IONS IN PALLADIUM [J].
GROSS, KD ;
RIEGEL, D ;
ZELLER, R .
PHYSICAL REVIEW LETTERS, 1990, 65 (24) :3044-3047
[10]   BAND MODEL FOR MAGNETISM OF TRANSITION-METALS IN SPIN-DENSITY FUNCTIONAL FORMALISM [J].
GUNNARSSON, O .
JOURNAL OF PHYSICS F-METAL PHYSICS, 1976, 6 (04) :587-606