| 简介 |
PROBLEM TO BE SOLVED : To provide a light-emitting element capable of obtaining a light emission wavelength having large light emission intensity, and furthermore having a narrow half-value width.
SOLUTION : The light-emitting element 30 is equipped with a light-emitting layer 40 formed on a substrate 31. The light-emitting layer 40 is composed of quantum dots 41 as well as rare earth atoms 43 which is adhered to a surface of the quantum dots 41, and/or contained interior of the quantum dots 41.
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