Disclosed is a light-emitting element which has high luminous efficiency and excellent durability. Specifically disclosed is a light-emitting which comprises at least a light-emitting layer between a positive electrode and a negative electrode, and emits light by electrical energy. The light-emitting element is characterized by containing a naphthacene compound that has a specific structure and organic fluorescent substance that has a fluorescence peak wavelength of not less than 500nm but not more than 690 nm.
所公开的是一种发光效率高、耐用性好的发光元件。具体而言,本发明公开了一种发光元件,它至少包括一个位于正极和负极之间的发光层,通过电能发光。该发光元件的特点是含有具有特定结构的
萘化合物和有机荧光物质,其荧光峰值波长不小于 500nm 但不大于 690nm。