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Change in optical transmittance at 550 nm, haze, and sheet resistance: (a) as a function of the number of AgNW spray coatings before mechanical welding by pressurizing the AgNW network on the polymethyl methacrylate (PMMA)/SiO2 substrate measured; (b) as a function of the pressure for the mechanical welding of the AgNW in (a) with 20 sprayings.
