Fig. 1: Structure of semiconductor and characteristics of MXene film.
From: MXene based saturation organic vertical photoelectric transistors with low subthreshold swing

a The chemical structure of PDVT-10, DPP-DTT and pentacene. b SEM image of MXene film with a concentration of 3 mg/ml. c TEM image of dispersive MXene nano flake. d HRTEM image of MXene. e Microscope image of MXene film with perforation. f The AFM image of staked MXene. g The UV–vis absorption spectrum of MXene and PDVT-10.