7.1.1.4.1 Magnetization curve, hysteresis loop, losses

Author(s):  
G. Bertotti ◽  
F. Fiorillo
1992 ◽  
Vol 29 (4) ◽  
pp. 339-353
Author(s):  
K. Turvey ◽  
T. Turvey

Measurement of magnetically induced stress as a means of determining magnetization characteristics of mild steel The magnetic major hysteresis loop and the initial magnetization curve are obtained for mild steel from measurements of the attractive force between magnetized semi-rings. A check determination of the hysteresis loop using a standard method yields good agreement.


2021 ◽  
Vol 8 ◽  
Author(s):  
P. P. Shen ◽  
Y. T. Wang ◽  
B. A. Sun

The phenomenon of inverted hysteresis loop has been observed in many materials for the past decades. However, the physical origin of the inverted hysteresis loop has long been debated. Here, we report the completely inverted hysteresis loop with a clockwise cycle in the soft-magnetic nanocrystalline Fe73.5Cu1Nb3Si13.5B9 alloy and amorphous Fe73.5Cu1Nb3Si13.5B9 alloy at room temperature. The negative remanence and positive coercivity were observed in the descending branch of magnetization curve when the scan field range was above 1 KOe. By comparing the results with that of the standard Pd sample, we found that the net coercivities of the nanocrystalline Fe73.5Cu1Nb3Si13.5B9 alloy and standard Pd sample are almost equal for the different scanning field ranges. Therefore, it is confirmed that the phenomenon of completely inverted hysteresis loop is caused by the remanence of superconducting magnet rather than the structural inhomogeneity effects. Our results suggest that special care should be taken during the measurement of hysteresis loops using MPMS 3, especially for the materials with small coercivity.


1966 ◽  
Vol 9 (2) ◽  
pp. 289-291
Author(s):  
A. V. Fedotov
Keyword(s):  

2019 ◽  
Vol 7 (36) ◽  
pp. 11085-11089
Author(s):  
Iwona Lazar ◽  
Monika Oboz ◽  
Jerzy Kubacki ◽  
Andrzej Majchrowski ◽  
Julita Piecha ◽  
...  

For the first time, a weak ferromagnetic hysteresis loop at room temperature has been observed in PbZr1−xTixO3 (PZT) single crystals.


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