POLARIZED NEUTRON-DIFFRACTION STUDIES OF FE/CR MULTILAYERED FILMS WITH GIANT MAGNETORESISTANCE EFFECT

被引:18
作者
HOSOITO, N
MIBU, K
ARAKI, S
SHINJO, T
ITOH, S
ENDOH, Y
机构
[1] NATL LAB HIGH ENERGY PHYS,TSUKUBA,IBARAKI 305,JAPAN
[2] TOHOKU UNIV,DEPT PHYS,SENDAI,MIYAGI 980,JAPAN
关键词
POLARIZED NEUTRON DIFFRACTION; POLARIZATION ANALYSIS; MOSSBAUER SPECTROSCOPY; FE/CR; MULTILAYER; GIANT MAGNETORESISTANCE; ANTIFERROMAGNETIC COUPLING;
D O I
10.1143/JPSJ.61.300
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Magnetic structures and magnetization processes of [Fe(27 angstrom)/Cr(12 angstrom)] multilayered films are investigated by polarized neutron diffraction, polarization analysis and Fe-57 Mossbauer spectroscopy. Transverse components of total magnetic moments of the ferromagnetic Fe layers, spaced by a Cr layer, to the applied field form an antiparallel long range order in the multilayers. The magnetization process of the total moment of the Fe layer is a uniform rotation of the Fe moment vector with keeping the magnitude constant except in a very low field region. The existence of non zero magnetic moment is suggested in the Cr layer. The relationship between the antiferromagnetic alignment of the Fe layer moments and the change of the magnetoresistance in various applied fields is briefly discussed.
引用
收藏
页码:300 / 307
页数:8
相关论文
共 16 条
[1]   GIANT MAGNETORESISTANCE OF FE/CR MULTILAYERS ON MGO(100) AND GLASS SUBSTRATES [J].
ARAKI, S ;
SHINJO, T .
JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS, 1990, 29 (04) :L621-L624
[2]   GIANT MAGNETORESISTANCE OF (001)FE/(001) CR MAGNETIC SUPERLATTICES [J].
BAIBICH, MN ;
BROTO, JM ;
FERT, A ;
VANDAU, FN ;
PETROFF, F ;
EITENNE, P ;
CREUZET, G ;
FRIEDERICH, A ;
CHAZELAS, J .
PHYSICAL REVIEW LETTERS, 1988, 61 (21) :2472-2475
[3]   NOVEL MAGNETORESISTANCE EFFECT IN LAYERED MAGNETIC-STRUCTURES - THEORY AND EXPERIMENT [J].
BARNAS, J ;
FUSS, A ;
CAMLEY, RE ;
GRUNBERG, P ;
ZINN, W .
PHYSICAL REVIEW B, 1990, 42 (13) :8110-8120
[4]   MAGNETIC AND TRANSPORT-PROPERTIES OF FE/CR SUPERLATTICES (INVITED) [J].
BARTHELEMY, A ;
FERT, A ;
BAIBICH, MN ;
HADJOUDJ, S ;
PETROFF, F ;
ETIENNE, P ;
CABANEL, R ;
LEQUIEN, S ;
VANDAU, FN ;
CREUZET, G .
JOURNAL OF APPLIED PHYSICS, 1990, 67 (09) :5908-5913
[5]   ENHANCED MAGNETORESISTANCE IN LAYERED MAGNETIC-STRUCTURES WITH ANTIFERROMAGNETIC INTERLAYER EXCHANGE [J].
BINASCH, G ;
GRUNBERG, P ;
SAURENBACH, F ;
ZINN, W .
PHYSICAL REVIEW B, 1989, 39 (07) :4828-4830
[6]   ANTIPARALLEL COUPLING BETWEEN FE LAYERS SEPARATED BY A CR INTERLAYER - DEPENDENCE OF THE MAGNETIZATION ON THE FILM THICKNESS [J].
CARBONE, C ;
ALVARADO, SF .
PHYSICAL REVIEW B, 1987, 36 (04) :2433-2435
[7]   LAYERED MAGNETIC-STRUCTURES - EVIDENCE FOR ANTIFERROMAGNETIC COUPLING OF FE LAYERS ACROSS CR INTERLAYERS [J].
GRUNBERG, P ;
SCHREIBER, R ;
PANG, Y ;
BRODSKY, MB ;
SOWERS, H .
PHYSICAL REVIEW LETTERS, 1986, 57 (19) :2442-2445
[8]   EVIDENCE FOR ANTIFERROMAGNETIC COUPLING BETWEEN FE LAYERS THROUGH CR FROM NEUTRON-DIFFRACTION [J].
HOSOITO, N ;
ARAKI, S ;
MIBU, K ;
SHINJO, T .
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 1990, 59 (06) :1925-1927
[9]   THEORY OF GIANT MAGNETORESISTANCE IN METALLIC SUPERLATTICES [J].
INOUE, J ;
OGURI, A ;
MAEKAWA, S .
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 1991, 60 (02) :376-379
[10]   MAGNETIC-RESONANCE DETERMINATION OF THE ANTIFERROMAGNETIC COUPLING OF FE LAYERS THROUGH CR [J].
KREBS, JJ ;
LUBITZ, P ;
CHAIKEN, A ;
PRINZ, GA .
PHYSICAL REVIEW LETTERS, 1989, 63 (15) :1645-1648