The white light comes from exciplex emission at the solid-state interface between (dppy)BF and NPB in addition to the exiton emission from NPB and (dppy)BF respectively.

• 激基复合物发光通常波长较长且半峰宽较宽，因此利用激基复合物发光是制备有机白光电发光器件的有效方法。