| 摘要 |
There is provided an electroactive composition including (a) a host, (b) a dopant, and (c) an additive having Formula I In Formula I, E is the same or different at each occurrence and is N or C-Ar1 and Ar1 is the same or different at each occurrence and is H, D, or aryl. At least one E=N, and at least one Ar1 is aryl.
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