Thermally activated delayed Fluorescence Materials (TADEFs) hold promise to further improve OLED-based designs. Kyulux is a Fukuoka-based startup founded by Chihaya ADACHI and has developed a new organic light emitting material that can convert energy of excitons to light with almost 100% efficiency without using rare metals, for low cost and high efficiency light emission,

JST news release, March 12, 2018