What question did this study set out to answer?

The aim is to explore how phase transitions in VO2 can regulate the thermoelectric transport properties of GeTe.

January 18, 2026Journal of Materials Chemistry A0 citations

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

DMDanning MaGuangzhou University YJYuanxin JiangGuangzhou University YHYujie HuangDongguan University of Technology

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

Abstract

GeTe-based compounds are promising candidates for medium-temperature thermoelectric applications, yet their performance is often constrained by intrinsically high hole concentrations. Optimizing the hole carrier concentration across the entire temperature range...

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