In situ measurement of high-temperature thermal diffusivity in a combustion-synthesized ceramic D. Vrel, S. Dubois, E. M. Heian, N. Karnatak and M.-F. Beaufort Eur. Phys. J. B, 33 1 (2003) 31-39 Published online: 23 May 2003 DOI: 10.1140/epjb/e2003-00138-y