Journal Article 3WJQ0SDW1A 9007-34-5 Biocompatible Materials Collagen Polyesters Polyethylene Glycols Research Support, Non-U.S. Gov't UV-ozone bottom-up passivation defects double bulk heterojunctions electron-transport layer flexible materials indium oxide interface trap mobility nitrogen dioxide sensors organic field-effect transistors organic solar cells organic thin-film transistors perovskite solar cells photosensitivity polyethylene glycol-polylactide-polyethylene glycol polymer blends power conversion efficiency stamping transfer method thin-film transistors threshold voltage shift transparent electronics