Evidence of spin disorder at the surface-core interface of oxygen passivated Fe nanoparticles

Journal of Applied Physics

Volumn 84, Issue 4, 1998, Pages 2189-2192

  Del Bianco, L ^a,d   Hernando, A ^a   Multigner, M ^a   Prados, C ^a   Sanchez Lopez J C ^b   Fernandez A ^b   Conde, C F ^c   Conde, A ^c  

^a INSTITUTO DE MAGNETISMO APLICADO   (Spain)

^b INSTITUTO DE CIENCIA DE MATERIALES DE SEVILLA   (Spain)

^c UNIVERSITY OF SEVILLE   (Spain)

^d UNIVERSITY OF BOLOGNA   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0000558111     PISSN: 00218979     EISSN: None     Source Type: Journal    
DOI: 10.1063/1.368282     Document Type: Article

References (20)

1. Y. Yoshizawa, S. Oguma, and K. Yamauchi, J. Appl. Phys. 64, 6044 (1988).
2. E. F. Kneller and R. Hawig, IEEE Trans. Magn. MAG-27, 3588 (1991).
3. S. S. Parkin, N. More, and K. P. Roche, Phys. Rev. Lett. 64, 2304 (1990).
4. See for example, Magnetic Properties of Fine Particles, edited by J. L. Dormann and D. Fiorani (North-Holland, Amsterdam, 1992).
5. W. Wagner, H. Van Swygenhoven, H. J. Höfler, and A. Wiedenmann, Nanostruct. Mater. 6, 929 (1995).
6. W. Gong, H. Li, Z. Zhao, and J. Chen, J. Appl. Phys. 69, 5119 (1991).
7. S. Gangopadhyay, G. C. Hadjipanayis, S. I. Shah, V. Papaefthymiou, and A. Kostikas, J. Appl. Phys. 70, 5888 (1991).
8. J. Löffler, H. Van Swygenhoven, W. Wagner, J. Meier, B. Doudin, and J. Ph. Ansermet, Nanostruct. Mater. 9, 523 (1997).
9. H. Kisker, T. Gessmann, R. Würschum, H. Kronmüller, and H. E. Schaefer, Nanostruct. Mater. 6, 925 (1995).
10. H. Gleiter, Prog. Mater. Sci. 33, 223 (1989).
11. J. C. Sánchez-López and A. Fernández, Proceedings of Mechanically Alloyed, Metastable and Nanocrystalline Materials, ISMANAM-97, edited by M. D. Baró and S. Surinach (Trans. Tech. Publications Ltd, Ammersdorf, Switzerland, 1997), pp. 827-832.
12. B. D. Cullity, in Introduction to Magnetic Materials (Addison-Wesley, London, 1972), p. 423.
13. J. A. Mydosh, in Spin Glasses: An Experimental Introduction (Taylor and Francis, London, 1993), p. 91.
14. S. Gangopadhyay, G. C. Hadjipanayis, B. Dale, C. M. Sorensen, and K. J. Klabunde, Nanostruct. Mater. 1, 77 (1992).
15. K. Haneda and A. H. Morrish, Surf. Sci. 77, 584 (1978).
16. S. Linderoth, S. Morup, and M. D. Bentzon, J. Mater. Sci. 30, 3142 (1995).
17. R. H. Kodama, A. E. Berkowitz, E. J. McNiff, and S. Foner, J. Appl. Phys. 81, 5552 (1997).
18. R. H. Kodama, S. A. Makhlouf, and A. E. Berkowitz, Phys. Rev. Lett. 79, 1393 (1997); K. Takano, R. H. Kodama, A. E. Berkowitz, W. Cao, and G. Thomas, ibid. 79, 1130 (1997).
19. R. H. Kodama, S. A. Makhlouf, and A. E. Berkowitz, Phys. Rev. Lett. 79, 1393 (1997); K. Takano, R. H. Kodama, A. E. Berkowitz, W. Cao, and G. Thomas, ibid. 79, 1130 (1997).
20. L. Del Bianco, A. Hernando, E. Bonetti, and E. Navarro, Phys. Rev. B 56, 8894 (1997).