Product invention is the process of generating new solutions for services that meet customer needs. It involves a mixture of creativity, analysis, and deployment to bring novel concepts to market. Successful product development can lead to competitive advantage. It also helps businesses stay relevant in a evolving marketplace. Businesses can promo

PbSe quantum dot solar cells represent a promising avenue for reaching high photovoltaic efficiency. These devices leverage the unique optoelectronic properties of PbSe nanostructures, which exhibit size-tunable bandgaps and exceptional light absorption in the visible spectrum. By carefully tuning the size and composition of the PbSe dots, research