Light intensity-dependent performance analysis of self-powered CZTS (Cu₂ZnSnS₄)/n-Si heterojunction photodetector with wavelength-sensitive interface

Key Points

• Performance improves as light intensity increases, enhancing detection capabilities.
• At optimal light intensity, the photodetector achieves remarkable efficiency metrics.
• Assessment using light intensity tests demonstrates variable performance across wavelength-sensitive interfaces.
• Highlights the need for further developments in heterojunction technology for future applications.