Magnetic domain observations on magnetite and titanomaghemite grains (0.5-10 μm)

Geophysical Journal International

Volumn 124, Issue 1, 1996, Pages 75-88

  Geiß, Christoph E ^a,b   Heider, Franz ^a   Soffel, Heinrich C ^a  

^a UNIVERSITY OF MUNICH   (Germany)

^b UNIVERSITY OF MINNESOTA   (United States)

Author keywords

Magnetic domain; Magnetite; Titanomaghemite

Indexed keywords

BITTER METHOD; HYSTERESIS; MAGNETIC DOMAIN; MAGNETITE; TITANOMAGHEMITE;

EID: 0029749645     PISSN: 0956540X     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1365-246X.1996.tb06353.x     Document Type: Article

References (22)

1. Appel, E., 1987. Stress anisotropy in Ti-rich titanomagnetites, Phys. Earth planet. Inter., 46, 233-240.
2. Appel, E. & Soffel, H.C., 1984. Model for the domain state of Ti-rich titanomagnetites, Geophys. Res. Lett., 11, 189-192.
3. Appel, E. & Soffel, H.C., 1985. Domain state of Ti-rich titanomagnetites deduced from domain structure observations and susceptibility measurements, J. Geophys., 56, 121-132.
4. Butler, R.F. & Banerjee, S.K., 1975. Theoretical single domain grain size range in magnetite and titanomagnetite, J. Geophys. Res., 80, 4049-4058.
5. Dunlop, D.J., 1973. Superparamagnetic and single domain threshold sizes in magnetite, J. geophys. Res., 78, 1780-1793.
6. Fabian, K., Kirchner, A., Williams, W., Heider, F., Hubert, A., & Leibl, T., 1996. Three-dimensional micromagnetic calculations for magnetite using FFT, Geophys. J. Int., (this issue) 124, 89-104.
7. Halgedahl, S., 1986. Domain pattern observations in rock magnetism: progress and problems, Phys. Earth planet. Inter., 46, 127-163.
8. Halgedahl, S., 1991. Magnetic domain patterns observed on synthetic Ti-rich titanomagnetites as a function of temperature and in states of thermoremanent magnetization, J. geophys. Res., 96, 3943-3972.
9. Halgedahl, S. & Fuller, M., 1980. Magnetic domain observations of nucleation processes in fine particles of intermediate titanomagnetite, Nature, 288, 70-72.
10. Halgedahl S. & Fuller M., 1983. The dependence of magnetic domain structure upon magnetization state with emphasis upon nucleation as a mechanism for pseudo-single-domain behaviour, J. geophys. Res., 88, 6505-6522.
11. Heider F. & Hoffmann V., 1992. Magnetooptical Kerr-effect on magnetite crystals with externally applied magnetic fields, Earth planet. Sci. Lett., 108, 131-138.
12. Heider, F., Leitner, B & Inokuchi, H., 1992. High southern latitude magnetostratignphy and rock magnetic properties of sediments from Sites 747, 749 and 751, in eds Wise, S.W., Schlich, R., et al. Proc. ODP, Sci. Results, 120, 225-245, College Station TX (Ocean Drilling Program).
13. Heider, F., Körner, U. & Bitschene, P.R., 1993. Volcanic ash particles as carriers of remanent magnetization in deep-sea sediments from the Kerguelen-Plateau, Earth planet. Sci. Lett., 118, 121-134.
14. Hoffmann, V., Schäfer, R., Appel, E., Hubert, A. & Soffel, H., 1987. First domain observations with the magneto-optical Kerr effect on Ti-ferrites in rocks and their synthetic equivalents, J. Magn. magn. Mater., 71, 90-94.
15. Metcalf, M. & Fuller, M., 1986. Domain observations of titanomagnetites from room temperture to Curie point and the nature of domain patterns in titanomagnetites, Geophys. Res. Lett., 14, 1207-1210.
16. Moon, T.S., 1991. Domain states in fine particle magnetite and titanomagnetite, J. geophys. Res., 96, 9909-9923.
17. Néel, L., 1949. Théorie du trainage magnétique des ferromagnétiques en grains fins avec applications aux terres cuites, Ann. de Géophys., 5, 99-135.
18. 4, J. Geomagn. Geoelect., 24, 69-70.
19. Soffel, H.C., 1971. The single-domain multidomain transition in natural intermediate titanomagnetites, Z. Geophys., 36, 451-470.
20. Thompson, L.C., Enkin, R.J. & Williams, W., 1994. Simulated annealing of three-dimensional micromagnetic structures and simulated thermo-remanent magnetization, J. geophys. Res., 99, 603-609.
21. Worm, H.U., 1986. Herstellung und Eigenschaften kleiner Titanomagnetit-Ausscheidungen in Silikaten, PhD thesis, Universität Bayreuth, Germany.
22. Worm, H.U., Ryan, P.J. & Banerjee, S.K., 1991. Domain size, closure domains, and the importance of magnetostriction in magnetite, Earth planet. Sci. Lett., 102, 71-78.