Upconversion nanoparticles exhibit unique optical properties, making them attractive for applications in bioimaging, sensing, and therapy. However, their potential toxicity remains a substantial concern. This review aims to provide a comprehensive analysis of the toxicity associated with upconver

Lithium cobalt oxide materials, denoted as LiCoO2, is a essential chemical compound. It possesses a fascinating arrangement that enables its exceptional properties. This hexagonal oxide exhibits a outstanding lithium ion conductivity, making it an ideal candidate for applications in rechargeable