Kyushu University

Nippon Soda Co., Ltd.

Samsung Display Co., Ltd.

In Seob Park

Takuma Yasuda

Yu Seok Yang

Yukio Fukushima

Hiroshi Sumiya

Yuuki Miyazaki

Hyukgi Min

Yuji Suzaki

Katsunori Tanaka

Yasuhiro Miyashita

Jong Uk Kim

Yasuhiko Ashikari

A light emitting device of an embodiment includes a first electrode, a second electrode facing the first electrode, and multiple organic layers disposed between the first electrode and the second electrode. At least one among the organic layers includes a fused polycyclic compound represented by Formula 1 below, thereby showing improved emission efficiency.

Light emitting device and fused polycyclic compound for light emitting device

An organic electroluminescence device exhibiting high light emission efficiency is provided, which includes a first electrode, a second electrode, and an emission layer disposed between the first electrode and the second electrode. The emission layer may include a compound represented by Formula 1.

Organic electroluminescence device and compound for organic electroluminescence device

A compound represented by formula (I). In formula (I), each L independently represents a substituted or unsubstituted aryl group, or a substituted or unsubstituted heteroaryl group, n indicates the number of L groups, and is either 1 or 2, each Q independently represents a substituted or unsubstituted 3,6-di-t-butyl-9H-carbazol-9-yl group, a substituted or unsubstituted 3,6-diphenyl-9H-carbazol-9-yl group, or a substituted or unsubstituted 3-phenyl-6-t-butyl-9H-carbazol-9-yl group, and in indicates the number of Q groups, and has a value of 5−n.

Benzonitrile derivative, light-emitting material, and light-emitting element using same

A compound represented by formula (I) or formula (II):  

Dicyanopyrazine compound, luminescent material, luminescence device using the same, and method for producing 2,5-dicyano-3,6-dihalogenopyrazine

A compound represented by formula (I) or formula (1I):  

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