TL;DR: Using brown alga (Bifurcaria bifurcata) inside the biosynthesis of copper oxide nanoparticles of dimensions five–45 nm is noted for The very first time and these nanoparticles were discovered to show higher antibacterial exercise in opposition to two diverse strains of germs. Resource Normalized Effect per Paper measures true citations https://www.directivepublications.org/journal-of-applied-nanoscience/