prov:value
| - As such a material having a light absorption end that is shorter in wavelength than that of a 1,3,6,8-tetrasubstituted pyrene compound according to the present invention, enumerated are hydroxyquinoline-oxyaryl complexes, phenanthroline compounds, oxadiazole compounds, triazole compounds, 8-quinolinol compounds, organic metal complexes having such a compound as a ligand, etc.
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