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

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