S.A.X.S. STUDY OF NASIGEL AND NASIGLAS (SODIUM SUPERIONIC GELS AND GLASSES) A. Dauger, F. Chaput, J. C. Pouxviel et J. P. BoilotJ. Phys. Colloques, 46 C8 (1985) C8-455-C8-459DOI: https://doi.org/10.1051/jphyscol:1985870