Kyushu Institute of Technology

Tetsuji Moriguchi

Shuzi Hayase

Keiichi Kaneto

Shuichi Nagamatsu

Wataru Takashima

Tatsuo Okauchi

Katsuhiro Mizoguchi

An organic thin-film transistor comprising a gate electrode, a gate insulator layer, an organic semiconductor layer, a source electrode and a drain electrode wherein the organic semiconductor layer consists of the organic semiconductor material having the structure represented by the general formula (1) shown below, and the organic semiconductor layer has crystallinity: 

Organic semiconductor material and organic thin-film transistor

A novel europium-diketone chelate compound which steadily emits red light by ultraviolet irradiation and a fluorescent material using the same are provided. The europium-diketone chelate compound is represented by the following formula (1). The fluorescent material contains the europium-diketone chelate compound. wherein Xis a heterocyclic cationic polymer, a cationic oligomer or a cationic heteroaromatic compound containing a substituent, Ris an aromatic compound group or a heterocyclic compound group containing a plurality of double bonds and Z is a hydrogen atom or a substituent of an aliphatic or alicyclic compound.

Europium-diketone chelate compound and fluorescent material using the same

Growing community of inventors

Fukuoka, Japan

Tetsuji Moriguchi