STUDIES OF SAPPHIRE PHOTOABLATION BY LASER-INDUCED FLUORESCENCE AND PHOTOTHERMAL DEFORMATION MEASUREMENTS R.W. DREYFUS, R. KELLY, F.A. MC DONALD et R.J. von GUTFELD J. Phys. Colloques, 48 C7 (1987) C7-687 DOI: 10.1051/jphyscol:19877167