GIANT MAGNETORESISTANCE EFFECT IN CONIFE/CU SPIN VALVES

被引:7
作者
KITADE, Y
KIKUCHI, H
KISHI, H
OTAGIRI, M
KOBAYASHI, K
机构
[1] Fujitsu Limited, Atsugi, 243-01, 10-1, Morinosato-Wakamiya
关键词
D O I
10.1109/20.490066
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
We studied the MR effect of a spin valve when using CoNiFe as the magnetic layer, yielding zero magnetostriction. An MR ratio of 6.8% with a saturation field of 3.6 Oe was obtained when using a Co45Ni30Fe25 composition. Also we investigated the heat stability of this spin valve. A patterned, unshielded CoNiFe spin valve sensor was fabricated, and it had a transfer curve showing greater sensitivity than NiFe/Cu spin valves and exhibited no hysteresis.
引用
收藏
页码:2600 / 2602
页数:3
相关论文
共 6 条
  • [1] BOZORTH RM, 1951, FERROMAGNETISM, P163
  • [2] MAGNETOTRANSPORT PROPERTIES OF MAGNETICALLY SOFT SPIN-VALVE STRUCTURES
    DIENY, B
    SPERIOSU, VS
    METIN, S
    PARKIN, SSP
    GURNEY, BA
    BAUMGART, P
    WILHOIT, DR
    [J]. JOURNAL OF APPLIED PHYSICS, 1991, 69 (08) : 4774 - 4779
  • [3] MAGNETORESISTANCE AND INTERLAYER EXCHANGE COUPLING BETWEEN MAGNETIC LAYERS IN FE-MN/NI-FE-CO/CU/NI-FE-CO MULTILAYERS
    HOSHINO, K
    NOGUCHI, S
    NAKATANI, R
    HOSHIYA, H
    SUGITA, Y
    [J]. JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS, 1994, 33 (3A): : 1327 - 1333
  • [4] GIANT MAGNETORESISTANCE IN FENICO/CU MULTILAYERS
    JIMBO, M
    KANDA, T
    GOTO, S
    TSUNASHIMA, S
    UCHIYAMA, S
    [J]. JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS & EXPRESS LETTERS, 1992, 31 (9B): : L1348 - L1350
  • [5] COMPOSITION DEPENDENCE OF GIANT MAGNETORESISTANCE IN NIXCO1-X/CU (X = 0-1) MULTILAYER FILMS
    KUBOTA, H
    ISHIO, S
    MIYAZAKI, T
    [J]. JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, 1993, 126 (1-3) : 463 - 465
  • [6] ZERO MAGNETOSTRICTION COMPOSITION IN FE-NI-CO TERNARY ALLOY SYSTEM
    MIYAZAKI, T
    OOMORI, T
    SATO, F
    ISHIO, S
    [J]. JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, 1994, 129 (2-3) : L135 - L136