ALPS Poster Session 2

[ALPSp2-21] Enhancements of UV Emissions from Ga₂O₃ Nano-Hemispherical Structures by Surface Plasmon Resonance

*Kai Funato¹, Shogo Tokimori¹, Tomoya Kubota¹, Tetsuya Matsuyama¹, Kenji Wada¹, Koichi Okamoto¹ (1. Osaka Metropolitan University)

We have developed Ga₂O₃ nano-hemisphere (NH) to enhance photoluminescence (PL) in the ultraviolet region and increased the PL intensities by optimizing annealing conditions. Furthermore, the surface plasmon resonance with Al film enhanced the UV emissions.