Dynamic Regulation of Thermoelectric Transport Properties in GeTe via Phase Transition of VO 2

Key Points

• The aim is to explore how phase transitions in VO2 can regulate the thermoelectric transport properties of GeTe.
• Analyzed the thermoelectric properties of GeTe-based compounds
• Conducted temperature-dependent measurements
• Examined the effects of hole concentrations on performance
• Phase transition of VO2 significantly improves thermoelectric efficiency of GeTe
• Optimized hole carrier concentration across a wide temperature range enhances performance
• GeTe shows promising characteristics for medium-temperature applications