MAGNETIC-PROPERTIES OF CO-Y AMORPHOUS-ALLOYS PREPARED BY MILLING

被引:3
作者
FUKAMICHI, K
GOTO, T
FUKUNAGA, T
SUZUKI, K
机构
[1] UNIV TOKYO,INST SOLID STATE PHYS,TOKYO 106,JAPAN
[2] NAGOYA UNIV,FAC ENGN,DEPT CRYSTALLINE MAT SCI,NAGOYA,AICHI 464,JAPAN
[3] TOHOKU UNIV,INST MAT RES,SENDAI,MIYAGI 980,JAPAN
来源
MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING | 1991年 / 133卷
关键词
D O I
10.1016/0921-5093(91)90061-Q
中图分类号
TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
The crystal structures of YCo5 and YCo2 are transformed into a topologically random atomic arrangement by milling in an analogy with those of sputtered amorphous alloys. The magnetic state of YCo2 is changed from paramagnetic to ferromagnetic, accompanying the change in the coordination number and in the atomic distance of Co-Co from 6.0 and 2.55 A to 6.7 and 2.42 A, respectively. From X-ray diffraction studies and magnetic measurements, it is concluded that milled and sputtered amorphous alloys exhibit very similar structural and magnetic properties.
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页码:245 / 247
页数:3
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