Effects of ZnO seed layer thickness on catalyst-free growth of ZnO nanostructures for enhanced UV photoresponse

摘要

Graphical abstract Display Omitted Highlights ? Various morphologies of ZnO nanostructures were synthesized on glass substrate. ? Controlling the growth mechanism of ZnO nanostructures was conducted using various ZnO seed layer thicknesses. ? The crystal quality of ZnO nanostructures strongly depends on the seed layer thickness. ? MSM UV photodetectors fabricated on ZnO nanostructures at different ZnO seed layer thickness coated glass substrates.