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Citation: T. Keinonen et R. Grzymala, Dark self-enhancement in dichromated poly(vinyl alcohol) gratings: a detailed study, APPL OPTICS, 38(35), 1999, pp. 7214-7221

Authors: Gyzymala, R Keinonen, T

Citation: R. Gyzymala et T. Keinonen, Dark self-enhancement in dichromated-gelatin gratings: a detailed study, APPL OPTICS, 38(35), 1999, pp. 7222-7227

Authors: Keinonen, T Parkkonen, S Jaaskelainen, T

Citation: T. Keinonen et al., Low-power two-wave mixing in dry methylene-blue-sensitized gelatin films, J MOD OPT, 45(12), 1998, pp. 2561-2572