| 摘要 |
<p>The invention pertains to an electroluminescent device comprising an electroluminescent material of at least two metal chelates, each metal chelate comprising a metal and chelating moieties, which metal chelates are connected to each other through a π-conjugated spacer or through a σ-conjugated spacer with enhanced through bond interaction. The electroluminescent material is used in LEDs and LECs.</p> |
