Influence of particle size distribution on the initial susceptibility of magnetic fluids in the Brown relaxation range

1998 ◽  
Vol 186 (1-2) ◽  
pp. 168-174 ◽  
Author(s):  
B Payet ◽  
D Vincent ◽  
L Delaunay ◽  
G Noyel
2002 ◽  
Vol 52 (S1) ◽  
pp. A281-A284 ◽  
Author(s):  
M. Timko ◽  
P. Kopčanský ◽  
M. Koneracká ◽  
A. Skumiel ◽  
M. Labowski ◽  
...  

2018 ◽  
Vol 56 (1A) ◽  
pp. 79
Author(s):  
Luu Huu Nguyen

In this study, the influence of particle size distribution in the range of σ =0-0.4 on the specific loss power (SLP) in magnetic fluids based on nanoparticles (NPs) of 6 materials of FeCo, La0.3Sr0.7MnO3, MnFe2O4, g-Fe2O3, CoFe2O4 and FePt was evaluated using Linear Response Theory (LRT). Results show that while the particle diameters Dcp of maximum SLP remain unchanged, the SLPmax values decrease with increasing size distribution for all the studied materials. The reduction behaviors can be classified into 2 groups, namely group with strong and weak decrease rate for low-anisotropy (FeCo, La0.3Sr0.7MnO3, MnFe2O4, g-Fe2O3), and  high-anisotropy (CoFe2O4 and FePt) materials, respectively.


2020 ◽  
Vol 69 (4) ◽  
pp. 102-106
Author(s):  
Shota Ohki ◽  
Shingo Mineta ◽  
Mamoru Mizunuma ◽  
Soichi Oka ◽  
Masayuki Tsuda

1995 ◽  
Vol 5 (1) ◽  
pp. 75-87 ◽  
Author(s):  
Christine M. Woodall ◽  
James E. Peters ◽  
Richard O. Buckius

1998 ◽  
Vol 84 (5) ◽  
pp. 387-392 ◽  
Author(s):  
Takashi INOUE ◽  
Yuzo HOSOI ◽  
Koe NAKAJIMA ◽  
Hiroyuki TAKENAKA ◽  
Tomonori HANYUDA

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