Magnetization curves of hard superconductor samples with non-zero demagnetization factor

Pramana ◽  
1989 ◽  
Vol 33 (4) ◽  
pp. 521-540 ◽  
Author(s):  
K V Bhagwat ◽  
P Chaddah
2017 ◽  
Vol 68 (3) ◽  
pp. 478-482 ◽  
Author(s):  
Katarzyna Bloch

This paper presents the results of numerical analysis of the primary magnetization curves, which were obtained under the assumptions of the theory of approach to ferromagnetic saturation described in by H. Kronm�ller. Test samples of the Fe78Si11B11 alloy were tape-shaped materials, which were subjected to isothermal annealing, not causing their crystallization. The investigated ribbons (tapes) were characterized by a very high saturation magnetization value of approximately 2T, which the thermal treatment has increased by about 10%. It was found that reason for the change of saturation magnetization of the investigated samples was the local rearrangement of atoms due to diffusion processes leading to the release of free volumes to the surface and combining of them into larger unstable defects called pseudodislocational dipoles.


1996 ◽  
Vol 263 (1-4) ◽  
pp. 442-445 ◽  
Author(s):  
T. Noji ◽  
T. Takabayashi ◽  
T. Nishizaki ◽  
N. Kobayashi ◽  
Y. Koike

1993 ◽  
Vol 200 (1-4) ◽  
pp. 413-419 ◽  
Author(s):  
L. Klein ◽  
E.R. Yacoby ◽  
Y. Yeshurun ◽  
M. Konczykowski ◽  
K. Kishio

2013 ◽  
Vol 818 ◽  
pp. 72-76 ◽  
Author(s):  
Gang Su

The crystalline electric field parameters Anmfor HoFe11Ti under different pressures were evaluated by fitting calculations to the magnetization curves measured on the single crystals at several temperatures. It was found that magneto-crystalline anisotropy has been changed by high pressure and the Anmfor HoFe11Ti under high pressures are strikingly different from Anmfor the corresponding HoFe11Ti H with interstitial hydrogen atom.


1999 ◽  
Vol 85 (1) ◽  
pp. 319-324 ◽  
Author(s):  
M. T. González ◽  
K. L. Garcı́a ◽  
R. Valenzuela

2018 ◽  
Vol 5 (10) ◽  
pp. 106101
Author(s):  
Von I M Paulo ◽  
E Padrón-Hernández

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