International Display Workshops Incorporated Association

10:40 AM - 1:10 PM

[PHp1-5L] Formation of ZnAl2O4 Thin Film for Deep Ultraviolet Emitting Phosphor and Evaluation of Luminescence Properties

*Kaito Imagawa1, Hiroko Kominami1, Yoichiro Nakanishi1, Kazuhiko Hara1 (1. Shizuoka University (Japan))

ZnAl2O4 thin film, UV emission, Cathodoluminescence, Electron beam penetration depth

https://doi.org/10.36463/idw.2019.0796

ZnAl2O4 thin films for deep UV emitting phosphor were prepared by thermal diffusion of ZnO and a-sapphire substrate at 1000 oC. From analysis of UV emission intensity by cathodoluminescence and penetration depth, it is considered that emiting layer of 650 nm was formed.