File Name : figure s1.tiff

Caption : figure s1. schematic illustration of the microdevice for nanowire resistivity measurements. 

File Name : figure s2.tiff

Caption : figure s2. schematic illustration for growth steps of wo3-x nanowires.

File Name : figure s3.tiff

Caption : figure s3. schematic illustration for electrochromism mechanism of lithium ions diffusion at different applied voltages.