Effect of geometry on magnetic domain structure in Ni wires with perpendicular anisotropy: A magnetic force microscopy study

2008 ◽  
Vol 77 (13) ◽  
Author(s):  
S. H. Lee ◽  
F. Q. Zhu ◽  
C. L. Chien ◽  
N. Marković
2013 ◽  
Vol 203-204 ◽  
pp. 315-318 ◽  
Author(s):  
Miroslaw Bramowicz ◽  
Slawomir Kulesza

This study presents the results of an analysis of the domain structure of supersaturated X2CoCrMoAl20-15-3 maraging steel. The analyses was carried out using the magnetic force microscopy method in a two pass mode. Obtained magnetic results were subjected to numerical analysis. The dimensions of spontaneously magnetized regions and their orientation were determined by analyzing the autocorrelation function of changes in the resonant frequency of the MFM probe. The use of fractal analysis was proposed to describe the domain structure.


2017 ◽  
Vol 131 (4) ◽  
pp. 714-716 ◽  
Author(s):  
M. Streckova ◽  
I. Batko ◽  
M. Batkova ◽  
R. Bures ◽  
M. Faberova ◽  
...  

2010 ◽  
Vol 168-169 ◽  
pp. 400-403 ◽  
Author(s):  
M.B. Lyakhova ◽  
E.M. Semenova ◽  
Yury G. Pastushenkov ◽  
A.G. Pastushenkov ◽  
V.I. Sinekop ◽  
...  

This work is devoted to the study of the magnetic domain structure (DS) in heterogeneous nanocrystalline alloys (R,Zr)(Co,Cu,Fe)z (R = Sm; z = 6.0-6.7). The methods of optical and atomic force microscopy were used to determine the parameters of micro- and nanostructure («cells») of the alloys. The method of magnetic force microscopy was used to obtain the images of the domain structure of these samples. A comparative analysis of the parameters of the domain and "cellular" structure of the alloys was performed. The dependence of the DS parameters on the parameters of the nanostructure is shown. The mixed mechanism of the magnetic reversal realized in these alloys is discussed.


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