The present invention relates to a light emitting element comprising at least a light emitting layer containing a light emitting material and a host material and having a light emission maximum wavelength of 500 nm or less wherein the minimum excitation triplet energy level of the host material is higher than the minimum excitation triplet energy level of the light emitting material.
A Palladium-Catalyzed Regiospecific Synthesis ofN-Aryl Benzimidazoles
作者:Nan Zheng、Kevin W. Anderson、Xiaohua Huang、Hanh Nho Nguyen、Stephen L. Buchwald
DOI:10.1002/anie.200702542
日期:2007.10.1
LIGHT EMITTING ELEMENT AND AZOLE COMPOUND
申请人:ISE Toshihiro
公开号:US20100044638A1
公开(公告)日:2010-02-25
The present invention relates to a light emitting element comprising at least a light emitting layer containing a light emitting material and a host material and having a light emission maximum wavelength of 500 nm or less wherein the minimum excitation triplet energy level of the host material is higher than the minimum excitation triplet energy level of the light emitting material.