| 摘要 |
A luminescent element of a element structure having electrode and, being held between them, a luminescent solution containing a luminescent material and a solvent, wherein the luminescent solution further contains a luminescence promoting additive which comprises a nonionic compound having a diether structure, a crown ether structure or a polyethylene glycol structure and has the function to stabilize the luminescent material being ionized, and the solvent comprises a halogen-containing benzene derivative.
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