申请人:Miura Daisuke
公开号:US20060145141A1
公开(公告)日:2006-07-06
Provided is a field effect transistor having an organic semiconductor layer, in which the organic semiconductor layer contains at least a tetrabenzo copper porphyrin crystal and has peaks at two or more of Bragg angles (2θ) in CuKα X-ray diffraction of 8.4°±0.2°, 10.2°±0.2°, 11.80°±0.20°, and 16.90°±0.20°, and the tetrabenzo copper porphyrin crystal comprises a compound represented by the following general formula (1): (Wherein R
2
's each represent a hydrogen atom, a halogen atom, a hydroxyl group, or an alkyl group, oxyalkyl group, thioalkyl group, or alkylester group having 1 to 12 carbon atoms, and R
3
's each represent a hydrogen atom or an aryl group.)
提供的是一种具有有机半导体层的场效应晶体管,其中该有机半导体层至少包含四苯并铜卟啉晶体,并且在CuKα X射线衍射中具有8.4°±0.2°、10.2°±0.2°、11.80°±0.20°和16.90°±0.20°的两个或更多布拉格角峰值,且四苯并铜卟啉晶体包括下列通式(1)所表示的化合物:(其中R2分别表示氢原子、卤素原子、羟基或具有1至12个碳原子的烷基、氧烷基、硫烷基或烷酯基,而R3分别表示氢原子或芳基。)