Perovskite Quantum Dots

Perovskite quantum dots have garnered significant attention due to their exceptional optoelectronic properties and wide range of applications. These perovskite quantum dots offer distinct advantages such as a tunable bandgap, high photoluminescence quantum efficiency, excellent color purity, and high carrier mobility, showcasing immense potential in fields like display technology, photovoltaics, X-ray imaging, and biomedicine. This chapter starts by outlining the research background of perovskite quantum dots and offers a comprehensive overview of their structural characteristics, categories, properties, and applications. Specifically, this chapter covers the synthesis methods of perovskite quantum dots, their optoelectronic properties, stability, chemical tuning, and applications in optoelectronic and biomedical fields. Finally, this chapter summarizes the current research status of perovskite quantum dots, discusses existing problems and challenges, and forecasts future development trends and prospects.