Media type: E-Article Title: Effect of PTB7 Properties on the Performance of PTB7:PC71BM Solar Cells Contributor: To, Chap Hang; Ng, Annie; Dong, Qi; Djurišić, Aleksandra B.; Zapien, Juan Antonio; Chan, Wai Kin; Surya, Charles imprint: American Chemical Society (ACS), 2015 Published in: ACS Applied Materials & Interfaces Language: English DOI: 10.1021/am5085034 ISSN: 1944-8244; 1944-8252 Origination: Footnote: