@article{article, title = {{Improving efficiency by balancing carrier transport in poly(9,9-dioctylfluorene) light-emitting diodes using tetraphenylporphyrin as a hole-trapping, emissive dopant}}, url = {{}}, year = {{2001}}, month = {{12}}, author = {{Campbell AJ and Bradley DDC and Virgili T and Lidzey DG and Antoniadis H}}, volume = {{79}}, journal = {{APPL PHYS LETT}}, issue = {{23}}, pages = {{3872-3874}}, note = {{Accessed on 2024/12/26}}}