An official website of the United States government
Here's how you know
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
UV–vis spectra of Cu2O NPs. (a) Influence of the volume of M. dubia extract (green synthesis), (b) Influence of A. A. volume (chemical synthesis), (c) Stability over time of Cu2O NPs using 5 mL of M. dubia extract, (d) Stability over time of Cu2O NPs using 1200 µL of A.A.