Efficient Prediction of Effective Bandgap and Optical Absorption in InAs/InAsSb Type-II Superlattices Using Localization Landscape Theory

Key Points

• This research aims to improve the modeling of bandgaps and optical absorption in InAs/InAsSb type-II superlattices.
• Utilized localization landscape theory for quantitative modeling
• Analyzed optical properties of Ga-free InAs/InAsSb type-II superlattices
• Focused on mid-wave and longwave infrared absorption characteristics
• Successfully predicted effective bandgaps with improved accuracy
• Enhanced understanding of absorption properties in the targeted wavelength ranges
• Indicated potential for optimization in photodetector applications