1991 年 12 巻 5 号 p. 339-341
Rhodamine 6 G doped alumina film was prepared by sol-gel process. Triton X-100 or β-cyclodextrin was added to the doped film to improve its photo-properties. For the laser action by pumping with a N2 laser, Triton X-100 improved the emissibility and β-cyclodextrin prevented the photo-bleaching.