Structure, Synthesis and Applications of ZnO Nanoparticles: A Review

Nanotechnology deals with the creation and utilization of materials at a nanoscale. Nanoparticles, in general, possess enormous surface area per unit volume and have explicit characteristics. Zinc oxide (ZnO) - based nanomaterials have been recognized to be of countless uses for numerous important requests from the beginning of nanoscience as a result of the great quantity of zinc element and the comparatively simple adaptation of its oxide to nanostructures. Currently, ZnO as nanoparticles, nanowires, nanofibers in addition to other classy nanostructures occurs amongst the innovator nanomaterials utilized in solar cell systems, fuel cells, water purification and biomedical fields. ZnO nanoparticles had been a research target for many investigations because of their vast band- gap and extraordinary exciton binding energy. The performance of ZnO nanoparticles is completely different from those of corresponding bulk materials, through enhancing the properties and using lesser amount of materials, which leads to price reduction. The main purpose behind this review article is to give a deep view on structure, synthesis and applications of ZnO nanoparticles prepared through various approaches to give the reader a comprehensive understanding.