Nanoparticle synthesis approaches at a glance

Nanotechnology has opened a new era for scientists and engineers to build nanomaterials with diverse applications. Nowadays, nanotechnology plays a vital rolein each and every sector due to its extraordinary physical and chemical properties. It deals with development and synthesis of variety of nanoparticles (NPs), which ranging from 1 to 100 nm. The major approaches used for the synthesis of NPs are top to bottom and bottom to up which mainly included physical, chemical and biological methodologies. This mini review highlights synthesis of NPs through various approaches specifically targeted biological route.