abstract |
An electronic device with high outcoupling efficiency or a high light-trapping effect is provided. n The electronic device includes a first layer and a second layer between a first electrode and a second electrode, the first layer is included between the first electrode and the second layer, the first layer includes a first organic compound and a first substance, the refractive index of a thin film of the first organic compound is higher than or equal to 1 and lower than or equal to 1.75, the first substance has an electron-accepting property, and the second layer has a function of emitting or absorbing light. |