A composite material which includes an organic compound and an inorganic compound and has a high carrier-transport property is provided. A composite material having a good property of carrier injection into an organic compound is provided. A composite material in which light absorption due to charge-transfer interaction is unlikely to occur is provided. A composite material having a high visible-light-transmitting property is provided. A composite material including a hydrocarbon compound and an inorganic compound exhibiting an electron-accepting property with respect to the hydrocarbon compound is provided. The hydrocarbon compound has a substituent bonded to a naphthalene skeleton, a phenanthrene skeleton, or a triphenylene skeleton and has a molecular weight of 350 to 2000, and the substituent has one or more rings selected from a benzene ring, a naphthalene ring, a phenanthrene ring, and a triphenylene ring.
提供一种包括有机化合物和无机化合物并具有高载流子传输性能的复合材料。提供一种具有良好载流子注入性能的复合材料。提供一种不太可能发生由于电荷转移相互作用而引起的光吸收的复合材料。提供一种具有高可见光透射性能的复合材料。提供一种包括烃化合物和对烃化合物具有电子受体性质的无机化合物的复合材料。烃化合物具有连接到
萘骨架、
菲骨架或三苯基骨架的取代基,分子量为350至2000,取代基中有一个或多个从苯环、
萘环、
菲环和三苯基环中选择的环。