Fig. 3
From: Electrohydrodynamic (EHD) printing of nanomaterial composite inks and their applications
Copyright (2020) American Chemical Society
EHD printing of different materials. a and b Schematic illustration of insulating material printed by EHD and Optical microscopy (OM) images of EHD-printed GI layers of the metal–insulator-metal (MIM) capacitor with insulating material, reprinted from reference [24], Copyright (2021) American Chemical Society. c OM images of ZTO printed by EHD (semiconducting material) active pattern, reprinted from reference [27], Copyright (2014) American Chemical Society. d EHD-printed droplets of PMMA solution (semi conducting material) w. r. t. applied voltage, reprinted from reference [28]. e OM of Cu lines printed by EHD (conductive material) on ZTO with different stage speeds of 1000 to 8000 μm/s, reprinted from reference [29]. f Schematic of fabrication process using PEDOT:PSS for complementary NOT gate (conductive material) electrodes with various work functions (WFs), and EHD jet printed OM images of high work function (HWF) and low work function (LWF) of PEDOT:PSS electrodes on the substrate (Si/SiO2), reprinted from reference [33],