SPIE Proceedings [SPIE Boulder Damage Symposium XXXVII: Annual Symposium on Optical Materials for High Power Lasers - Boulder, CO (Monday 19 September 2005)] Laser-Induced Damage in Optical Materials: 2005 - Gratings for high-energy petawatt lasers | Nguyen, H.T.; Exarhos, Gregory J.; Guenther, Arthur H.; Britten, J.A.; Carlson, T.C.; Lewis, Keith L.; Ristau, Detlev; Nissen, J.D.; Summers, L.J.; Soileau, M.J.; Stolz, Christopher J.; Hoaglan, C.R.;