| abstract |
The organic electroluminescent element ( 100 ) of the present invention comprises, on a substrate ( 1 ), electrodes (positive electrode ( 2 ) and negative electrode ( 8 )) forming a pair and an organic functional layer ( 20 ) having at least an electron transport layer ( 6 ) and a light emitting layer ( 5 ). At least one of the electron transport layer ( 6 ) and the light emitting layer ( 5 ) contain semiconductor nanoparticles having a conduction band energy level of −5.5-−1.5 ev. |