Natural optical activity as the origin of the large chiroptical properties in π-conjugated polymer thin films oleh Jessica Wade, James N. Hilfiker, Jochen R. Brandt, Letizia Liirò-Peluso, Li Wan, Xingyuan Shi, Francesco Salerno, Seán T. J. Ryan, Stefan Schöche, Oriol Arteaga, Tamás Jávorfi, Giuliano Siligardi, Cheng Wang, David B. Amabilino, Peter H. Beton, Alasdair J. Campbell, Matthew J. Fuchter