Analysis of the magnetic property of a permanent-magnet-type MRI - Behavior of residual magnetization

IEEE Transactions on Magnetics

Volumn 39, Issue 3 I, 2003, Pages 1337-1340

  Takahashi, Norio ^a   Suenaga, Ryousuke ^a   Miyata, Koji ^b   Ohashi, Ken ^b  

^a OKAYAMA UNIVERSITY   (Japan)

^b SHIN ETSU CHEMICAL CO LTD   (Japan)

Author keywords

Finite element method (FEM); Minor loop; MRI

Indexed keywords

COMPUTER SIMULATION; EDDY CURRENTS; FINITE ELEMENT METHOD; ITERATIVE METHODS; MAGNETIC HYSTERESIS; MAGNETIC PROPERTIES; MAGNETIC RESONANCE IMAGING; MAGNETIZATION; STEEL;

MINOR LOOPS; RESIDUAL FLUX DENSITY; RESIDUAL MAGNETIZATION;

PERMANENT MAGNETS;

EID: 0037507010     PISSN: 00189464     EISSN: None     Source Type: Journal    
DOI: 10.1109/TMAG.2003.810510     Document Type: Article

References (3)

1. T. Miyamoto, H. Sakurai, H. Takabayashi, and M. Aoki, "A development of a permanent magnet assembly for MRI devices using Nd-Fe-B material," IEEE Trans. Magn., vol. 25, pp. 3907-3909, Sept. 1989.
2. N. Takahashi, T. Kayano, K. Miyata, and K. Ohashi, "Effect of minor loop on magnetic characteristics of permanent magnet type of MRI," IEEE Trans. Magn., vol. 35, pp. 1893-1896, May 1999.
3. K. Fujiwara, T. Nakata, T. Okamoto, and K. Muramatsu, "Method for determining relaxation factor for modified Newton-Raphson method," IEEE Trans. Magn., vol. 29, pp. 1962-1965, Mar. 1993.