Structural and soft magnetic properties of Fe/Fe–Hf–C multilayered films with the highBsand thermal stability

1991 ◽  
Vol 70 (10) ◽  
pp. 6253-6255 ◽  
Author(s):  
Naoya Hasegawa ◽  
Noriyuki Kataoka ◽  
Hiroyasu Fujimori ◽  
Masamichi Saito
Metals ◽  
2021 ◽  
Vol 11 (12) ◽  
pp. 1907
Author(s):  
Jiaming Li ◽  
Jianliang Zuo ◽  
Hongya Yu

The microstructure, phase formation, thermal stability and soft magnetic properties of melt-spun high entropy alloys (HEAs) Fe27Co27Ni27Si10−xB9Lax with various La substitutions for Si (x = 0, 0.2, 0.4, 0.6, 0.8, and 1) were investigated in this work. The Fe27Co27Ni27Si10−xB9La0.6 alloy shows superior soft magnetic properties with low coercivity Hc of ~7.1 A/m and high saturation magnetization Bs of 1.07 T. The content of La has an important effect on the primary crystallization temperature (Tx1) and the secondary crystallization temperature (Tx2) of the alloys. After annealing at relatively low temperature, the saturation magnetization of the alloy increases and the microstructure with a small amount of body-centered cubic (BCC) phase embedded in amorphous matrix is observed. Increasing the annealing temperature reduces the magnetization due to the transformation of BCC phase into face-centered cubic (FCC) phase.


1988 ◽  
Vol 64 (6) ◽  
pp. 3157-3162 ◽  
Author(s):  
Toshio Kobayashi ◽  
Ryoichi Nakatani ◽  
Shigekazu Ootomo ◽  
Noriyuki Kumasaka ◽  
Kazuo Shiiki

1989 ◽  
Vol 28 (Part 1, No. 3) ◽  
pp. 368-371 ◽  
Author(s):  
Ryoichi Nakatani ◽  
Toshio Kobayashi ◽  
Shigekazu Ootomo ◽  
Noriyuki Kumasaka

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