Relaxation of photoexcited Na3F J. M. L'Hermite, V. Blanchet, A. Le Padellec, B. Lamory and P. Labastie Eur. Phys. J. D, 28 3 (2004) 361-366 Published online: 06 January 2004 DOI: 10.1140/epjd/e2003-00318-y