Nickel oxide specimens have recently garnered significant attention due to their promising potential in energy storage applications. This study reports on the synthesis of nickel oxide materials via a facile hydrothermal method, followed by a comprehensive characterization using tools such as X-ray diffraction (XRD), scanning electron microscopy (S

Nanoparticles exhibit unique optical properties that have sparked significant interest in their application for diverse technological sectors. Upconversion nanoparticles (UCNPs), a particular class of nanomaterials, exhibit the remarkable ability to convert near-infrared photons into visible light. This phenomenon has opened vast possibilities in b