Prof. Ohkawa delivered an invited talk at OPTIC2020 in Taiwan

Prof. Ohkawa gave an online invited talk about strain-compensated InGaN MQWs-based red LEDs at OPIC2020 (Optics & Photonics Taiwan International Conference).
https://optic2020.conf.tw/site/page.aspx?pid=20&sid=1350&lang=en