Journal Article Research Support, Non-U.S. Gov't Organic Chemicals contact resistance Review Fermi-level pinning Fluorine Compounds Hydrocarbons Letter Organophosphonates Schottky barrier Thiophenes activation energy carbon nanotubes charge injection complementary ring oscillators field-effect transistors flexible electronics graphene interfaces interfacial trap states organic electronics organic field-effect transistors organic field‐effect transistor organic semiconductors organic thin-film transistors organic transistors self-assembled monolayer self-assembled monolayers thermal stability