Antimicrobial Activity of the Synthesized of Copper Chalcogenide Nanoparticles

Table 2

Optical and physical properties of copper selenide, copper sulfide, and copper oxide nanoparticles synthesized for 30 min in comparison with previously reported data.

	Nanoparticles
	CuSe		CuS		CuO
	Results obtained	Literature [31]	Results obtained	Literature [32]	Results obtained	Literature [33]
Optimum conditions	30 min and 220°C	30 min and 220°C	30 min and 220°C	25 min and 0°C	30 min and 220°C	180 min and 400°C
Band edge/band gap	506 nm (2.45 eV)	400 nm (3.1 eV)	538 nm (2.3 eV)	593 nm (2.09 eV)	457 nm (2.71 eV)	_
Particle size	1–27 nm	2–9 nm	1–18 nm	3–5 nm	0.1–8 nm	26–30 nm
Particle shape	Spherical	Hexagonal	Spherical	Undefined clusters	Spherical	Spherical