How do I know perfect colour of zno nanoparticle by green synthesised method. After calcination colour were changing ?

Sushma shree Krishnappa @Sushma-Krishnappa

12 July 2023 0 6K Report

I wanted to know perfect colour of zno nanoparticle by green synthesised method. And how many degrees should i maintain in calcination periods below 300 or above 500 degrees.

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