FORMATION OF NEW METASTABLE TRANSITION METAL ALLOYS BY COMBINATION OF MECHANICAL ALLOYING AND CHEMICAL LEACHING

被引:9
作者
IVANOV, E [1 ]
SUZUKI, K [1 ]
SUMIYAMA, K [1 ]
MAKHLOUF, SA [1 ]
YAMAUCHI, H [1 ]
机构
[1] TOHOKU UNIV, INST MAT RES, SENDAI, MIYAGI 980, JAPAN
基金
日本学术振兴会;
关键词
D O I
10.1016/0167-2738(93)90007-P
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The leaching of Al atoms from B2 structures of mechanically alloyed Ni and Co aluminides led to the formation of metastable B2 Ni and Co. B2 Ni is strong paramagnet not stable above 470 K. The magnetic moment of Co atom in ferromagnetic B2 phase is smaller than in fcc one. B2 Ni demonstrates high catalytic activity in hydrogenation of organic compounds.
引用
收藏
页码:299 / 304
页数:6
相关论文
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[11]   MAGNETIC AND ELECTRICAL-PROPERTIES OF NONEQUILIBRIUM NI-AL ALLOYS PRODUCED BY VAPOR QUENCHING [J].
SUMIYAMA, K ;
HIROSE, Y ;
NAKAMURA, Y .
PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE, 1989, 114 (02) :693-704