Evaluation of high quality 4-inch VGF-InAs substrates for infrared applications

Key Points

• Enhanced material quality leads to better performance in infrared applications, which supports technological innovation.
• Notable improvements in the substrate's properties were observed, including a reduction in defect density and better thermal conductivity.
• Assessment was conducted through various analysis techniques including structural characterization and electrical measurements.
• This work highlights the potential for VGF-InAs substrates in advanced infrared technologies, though further optimization may be needed.