Fluorescent quantum dots are widely used in biological imaging due to their bright and stable fluorescence, enabling detailed visualization of cellular structures and processes. They are also applied in medical diagnostics for detecting diseases at early stages with high sensitivity. In the field of electronics, quantum dots are utilized in displays and LEDs to produce vibrant and energy-efficient colors. Additionally, they play a role in solar cells, enhancing light absorption and improving energy conversion efficiency. Their tunable optical properties make them valuable in various research and industrial applications.