Studies on the performance of circular and elliptical z-gradient coils using a simulated annealing algorithm

Magnetic Resonance Imaging

Volumn 15, Issue 2, 1997, Pages 255-262

  Du, Yiping P ^a,b   Parker, Dennis L ^a  

^a UNIVERSITY OF UTAH HEALTH SCIENCES CENTER   (United States)

^b GE MEDICAL SYSTEMS   (United States)

Author keywords

Elliptical z gradient coils; Simulated annealing algorithm

Indexed keywords

ALGORITHM; ARTICLE; IMAGE QUALITY; MAGNETIC FIELD; NUCLEAR MAGNETIC RESONANCE IMAGING; PRIORITY JOURNAL; SIMULATION;

EID: 0030903546     PISSN: 0730725X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0730-725X(96)00272-X     Document Type: Article

References (20)

1. 1. Turner, R. Gradient coil design: A review of methods. Magn. Reson. Imaging 11:903-920; 1993.
2. 2. Turner, R. A target field approach to optimal coil design. J. Phys. D: Appl. Phys. 19:L147-L151; 1986.
3. 3. Turner, R.; Bowley, R.M. Passive screening of switched magnetic field gradients. J. Phys. E: Sci. Instrum. 19:876-879; 1986.
4. 4. Mansfield, P.; Chapman, B. Active magnetic screening of coils for static and time-dependent magnetic field generation in NMR imaging. J. Phys. E: Sci. Instrum. 19:540-545; 1986.
5. 5. Mansfield, P.; Chapman, B. Active magnetic screening of gradient in NMR imaging. J. Magn. Reson. 66:573-576; 1986.
6. 6. Bowtell, R.; Mansfield, P. Gradient coil design using active magnetic screening. Magn. Reson. Med. 17:15-21; 1991.
7. 7. Carlson, V.J.W.; Derby, K.A.; Hawryszko, K.C.; Weideman, M. Design and evaluation of shielded gradient coils. Magn. Reson. Med. 26:191-206; 1992.
8. 8. Engelsberg, M.; De Souza, R.E.; Dias Pazos, C.M. The limitations of a target field approach to coil design. J. Phys. D: Appl. Phys. 21:1062-1066; 1988.
9. 9. Petropoulos, L.S.; Martens, M.A.; Brown, R.W.; Thompson, M.R.; Morich, M.A.; Patrick, J.L. An MRI elliptical coil with minimum inductance. Meas. Sci. Technol. 4:349-356; 1993.
10. 10. Pissanetzky, S. Minimum energy MRI gradient coils of general geometry. Meas. Sci. Technol. 3:667-673; 1992.
11. 11. Turner, R. Comparison of minimum inductance and minimum power gradient coil design strategies. In: Book of abstracts: Eleventh Annual Meeting of the Society of Magnetic Resonance in Medicine. Berkeley, CA: SMRM; 1992, p. 4031.
12. 12. Wong, E.C.; Jesmanowicz, A.; Hyde, J.S. Coil optimization for MRI by conjugate gradient descent. Magn. Reson. Med 21:39-48; 1991.
13. 13. John, C.T.A. Engineering Electromagnetic Fields and Waves. New York: Wiley; 1975, p. 287.
14. 14. Metropolis, N.; Rosenbluth, A.W.; Rosenbluth, N.; Teller, A.H.; Teller, E. Equation of state calculations by fast computing machines. J. Chem. Phys. 21:1087-1092; 1953.
15. 15. Kirkpatrick, S.; Gelatt, C.D.; Vecchi, M.P. Optimization by simulated annealing. Science 220:671-680; 1983.
16. 16. Szu, H.; Hartley, R. Fast simulated annealing. Phys. Lett. A. 122:157-162; 1987.
17. 17. Sekihara, K.; Haneishi, H.; Ohyama, N. Details of simulated annealing algorithm to estimate parameters of multiple current dipoles using biomagnetic data. IEEE Trans. Med. Imaging 11:293-299; 1992.
18. 18. Petropoulos, L.S.; Lampman, D.A.; Morich, M.A.; Liu, H. Wide aperture gradient set (WAGS) for fast and high resolution MRI applications. In: Book of abstracts: Thirteenth Annual Meeting of the Society of Magnetic Resonance in Medicine. Berkeley, CA: SMRM; 1994, p. 1075.
19. 19. Foo, T.K.F.; Hayes, C.E.; Kang, Y.-W. An analytical model for the design of RF resonators for MR body imaging. Magn. Reson. Med. 21:165-177; 1991.
20. 20. Ochi, H.; Yamamoto, E.; Sawaya, K.; Adachi, S. Analysis of MRI antenna inside an RF shield using moment method. In: Book of abstracts: Twelfth Annual Meeting of the Society of Magnetic Resonance in Medicine. Berkeley, CA: SMRM; 1993, p. 1356.