Journal Article solution process solution processing thin-film transistor Published Erratum Review Van der Waals film WSe2 nanosheets chalcogenide layered p-type semiconductors complementary inverters field-effect transistors grain size engineering high-κ dielectrics inorganic p-type semiconductor lead-free perovskite transistors low voltage low-temperature processing low-voltage operation metal oxide insulator molecular doping p-type oxide semiconductor room-temperature synthesis self-passivation solution combustion synthesis thin film transistors thin-film transistors