Design and construction of a dipolar Halbach array with a homogeneous field from identical bar magnets: NMR mandhalas

Concepts in Magnetic Resonance Part B: Magnetic Resonance Engineering

Volumn 23, Issue 1, 2004, Pages 16-25

  Raich, H ^a   Blumler P ^a  

^a MAX PLANCK INSTITUTE FOR POLYMER RESEARCH   (Germany)

Author keywords

Halbach; Homogeneous magnetic field; Magic ring; MRI; NMR; Yokeless permanent magnets

Indexed keywords

XENON;

ARTICLE; CALCULATION; DEVICE; FINITE ELEMENT ANALYSIS; GEOMETRY; NUCLEAR MAGNETIC RESONANCE; PERFORMANCE; SIMULATION;

EID: 18444409633     PISSN: 10437347     EISSN: None     Source Type: Journal    
DOI: 10.1002/cmr.b.20018     Document Type: Article

References (14)

1. Eidmann G, Savelsberg R, Blümler P, Blümich B. 1996. The NMR MOUSE, a mobile universal surface explorer. J Magn Reson A 122:104-109.
2. Blümich B. 2000. NMR imaging of materials. Oxford: Clarendon Press.
3. Halbach K. 1979. Strong rare earth cobalt quadrupoles. IEEE Trans Nucl Sci 26(3):3882-3884.
4. Halbach K. 1980. Design of permanent multipole magnets with oriented rare earth cobalt materials. Nucl Instr Meth 169:1-10.
5. Zhu ZQ, Howe D. 2001. Halbach permanent magnet machines and applications: a review. IEE Proc Eng Power Appl 148:299-308.
6. Leupold HA, Tilak AS, Potenziani E II. 1993. Multitesla permanent magnet field sources. J Appl Phys 73:6861-6863.
7. Moresi G, Magin R. 2003. Miniature permanent magnet for table-top NMR. Concepts Magn Reson B 19:35-43.
8. Leupold HA, Tilak AS, Potenziani E II. 1993. Adjustable multi-tesla permanent magnet field sources. IEEE Trans Magn 29:2902-2904.
9. MAGNETICASOFT, Nice, France: MRI Halbach 0.23 T magnet available at: http://www.magneticasoft.com/ magnetdesign/magnet2.html
10. Campbell P. 1996. Permanent magnet materials and their application. Cambridge: Cambridge University Press.
11. Jin J. 1999. Electromagnetic analysis and design in magnetic resonance imaging. Boca Raton, FL: CRC Press.
12. Abele MG, Chandra R, Rusinek H, Leupold HA, Potenziani E. 1989. Compensation of non-uniform magnetic properties of components of a yokeless permanent magnet. IEEE Trans Magn 25:3904-3906.
13. Callaghan PT. 1991. Principles of nuclear magnetic resonance microscopy. Oxford: Clarendon Press p 178.
14. Bertora F, Trequattrini A, Abele MG, Rusinek H. 1993. Shimming of yokeless permanent magnets designed to generate uniform fields. J Appl Phys 73:6864-6866.