Soft Magnetic Properties Of As-deposited Fe-Hf-C-N and Fe-Hf-N nanocrystalline thin films

Author(s):  
J.Y. Song ◽  
J. Kim ◽  
H.J. Kim ◽  
J.J. Lee
1998 ◽  
Vol 83 (11) ◽  
pp. 6652-6654 ◽  
Author(s):  
J. Y. Song ◽  
J. J. Lee ◽  
S. H. Han ◽  
H. J. Kim ◽  
J. Kim

2007 ◽  
Vol 558-559 ◽  
pp. 1367-1370
Author(s):  
L.V. Tho ◽  
K.E. Lee ◽  
Cheol Gi Kim ◽  
Chong Oh Kim ◽  
W.S. Cho

Alloys of CoFe-rich magnetic films are well known as typical soft magnetic alloys. They are used for many kinds of electric and electronic parts such as magnetic recording heads, transformers and inductors. In order to get superior soft magnetic properties of the CoFe-based nanocrystalline thin films, the effect of O2 partial pressure on magnetic properties of Co-Fe-Hf-O nanocrystalline thin films have been investigated. It is found that the soft magnetic properties and electrical property of these films show a dependence on the partial pressure of reactive gases, which presumably changes the microstructure of the films and related magnetic anisotropy. With optimal conditions, thin film exhibit excellent soft magnetic properties: saturation magnetization (4πMs) of 21 kG, magnetic coercivity (Hc) of 0.18 Oe, anisotropy field (Hk) of 49 Oe, and an electrical property is also shown to be as high as 300 μcm. The combination of high 4πMs and relatively high Hk in these films are believed to be partly responsible for the excellent ultra-high-frequency behavior


1998 ◽  
Vol 22 (4_1) ◽  
pp. 186-189
Author(s):  
M. Matsumoto ◽  
A. Morisako ◽  
Y. Mutoh

1995 ◽  
Vol 59 (11) ◽  
pp. 1103-1107 ◽  
Author(s):  
Takeshi Ohgai ◽  
Ryuichiro Shimono ◽  
Hideyuki Saitoh ◽  
Yasunori Hayashi

2001 ◽  
Vol 237 (3) ◽  
pp. 288-292 ◽  
Author(s):  
Tae-Sick Yoon ◽  
Ying Li ◽  
Wan-Shik Cho ◽  
Chong-Oh Kim

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