Lead sulfide quantum dots (QDs) represent a fascinating class of materials with exceptional optoelectronic properties due to their unique size-dependent band gap. These QDs exhibit tunable absorption and emission spectra in the visible region, making them highly desirable for a wide range of applications. This review delves into the diverse facets

Chromium oxide is an inorganic compound with a remarkable range of physical properties. It presents in various forms, including chromium(III) oxide (Cr?O?), also known as chromia, which exhibits excellent hardness. This oxide demonstrates exceptional heat points, making it suitable for high-temperature applications. Furthermore, chromium oxide pos