| abstract |
The present invention provides a ruthenium complex in which the luminescence peak is located in the visible light region and illuminates in the visible light region. The oxime complex has a ligand represented by any one of the following formulas (1) to (3). □□□ (wherein R1 to R17 each independently represent a hydrogen atom or a hydrocarbon group which may have a substituent, and B1 to B11 and C1 to C3 each independently represent a hydrocarbon diyl group which may have a substituent, a, b, c, d, e and f are each independently an integer of 1 or more.) |