Moringa oleifera Leaf Extract-Mediated Green Synthesis of Nanostructured Alkaline Earth Oxide (MgO) and Its Physicochemical Properties

Table 2

Photoluminescence emission spectra at different temperatures of MgO nanoparticles.

Temperature (°C)	Wavelength (nm)	Emission	Wavelength (nm)	Emission	Wavelength (nm)	Emission	Wavelength (nm)	Emission	Wavelength (nm)	Emission
500	359	UV	378–413	Violet	491	Blue	518–538	Green	593	Orange
600	359	UV	377–411	Violet	491	Blue	518–538	Green	593	Orange
700	359	UV	377–438	Violet	491	Blue	518–538	Green	593	Orange