DC conductivity in barium hexaferrites doped with bismuth oxide

Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers

Volumn 36, Issue 4 A, 1997, Pages 2163-2166

  Pal, M ^a   Brahma, P ^b   Chakraborty, B R ^c   Chakravorty, D ^a,d  

^a DEPARTMENT OF MATERIALS SCIENCE   (India)

^b Gurudas College   (India)

^c NATIONAL PHYSICAL LABORATORY   (India)

^d JAWAHARLAL NEHRU CENTRE FOR ADVANCED SCIENTIFIC RESEARCH   (India)

Author keywords

Barium hexaferrites; Bismuth oxide; dc conductivity; Small polarons

Indexed keywords

BARIUM HEXAFERRITES; POLARONS;

CALCINATION; COMPOSITION EFFECTS; ELECTRIC CONDUCTIVITY OF SOLIDS; SEMICONDUCTING BISMUTH COMPOUNDS; SYNTHESIS (CHEMICAL);

FERRITES;

EID: 0031124587     PISSN: 00214922     EISSN: None     Source Type: Journal    
DOI: 10.1143/jjap.36.2163     Document Type: Article

References (17)

1. A. R. Long: Adv. Phys. 31 (1982) 553.
2. L. Murawski: Philos. Mag. B 50 (1984) L69.
3. H. Hirashima, Y. Watanabe and T. Yoshida: J. Non-Cryst. Solids 95-96 (1987) 825.
4. E. Iguchi, N. Kubota, T. Nakamori, N. Yomamoto and K. J. Lee: Phys. Rev. B 43 (1991) 8646.
5. E. Iguchi, A. Tamenori and N. Kubota: Phys. Rev. B 45 (1992) 697.
6. E. Iguchi and K. Akashi: J. Phys. Soc. Jpn. 61 (1992) 3385.
7. P. Brahma, K. Chowdhury, R. Guha and D. Chakravorty: J. Mater. Sci. Lett. 8 (1989) 540.
8. P. Brahma, A. K. Giri, D. Chakravorty, M. Roy and D. Bahadur: J. Magn. Magn. Mater. 117 (1992) 163.
9. N. F. Mott: J. Non-Cryst. Solids 1 (1968) 1.
10. I. G. Austin and N. F. Mott: Adv. Phys. 18 (1969) 41.
11. L. Pauling: The Nature of the Chemical Bond (Cornell University Press, Ithaca, New York, 1945) p. 64.
12. M. Pal, P. Brahma, D. Chakravorty, B. R. Chakraborty, D. R. Sharma and S. Bera: to be published.
13. M. Pal, P. Brahma, D. Chakravorty and D. C. Agrawal: J. Magn. Magn. Mater. 147 (1995) 208.
14. A. Collomb, P. Wolfers and X. Obradors: J. Magn. Magn. Mater. 62 (1986) 57.
15. K. S. Cole and R. H. Cole: J. Chem. Phys. 9 (1941) 341.
16. N. F. Mott: Philos. Mag. 19 (1969) 835.
17. Connected blocks of R and S.