improved flexible transparent conductive electrodes based on silver nanowire networks by a simple sunlight illumination approach

www.nature.com/scientificreports OPEN received: 22 July 2016 accepted: 06 January 2017 Published: 07 February 2017 Improved Flexible Transparent Conductive Electrodes based on Silver Nanowire Networks by a Simple Sunlight Illumination Approach Pengfei Kou1, Liu Yang1, Cheng Chang1 & Sailing He1,2 Silver nanowire (Ag NW) networks have attracted wide attention as transparent electrodes for emerging flexible optoelectronics However, the sheet resistance is greatly limited by large wire-towire contact resistances Here, we propose a simple sunlight illumination approach to remarkably improve their electrical conductivity without any significant degradation of the light transmittance Because the power density is extremely low (0.1 W/cm2, 1-Sun), only slight welding between Ag NWs has been observed Despite this, a sheet resistance of