Physics behind OPV, reference below (open access):
Dipolar OPV reliability by Huang Li and Forrest 1M inside
https://www.sciencedirect.com/science/article/pii/S266638642300348X?via%3Dihub
Congratulation to Dr. Xinjing Huang, Dr. Yongxi Li and Prof. Stephen Forrest, another truly scientific contribution to our OPV society.