Pressure-induced metal-insulator transition in MgV_2O_4

TL;DR

This paper investigates a pressure-induced transition from metal to insulator in MgV_2O_4 using thermoelectric measurements and ab initio calculations, revealing a transition around 6 GPa.

Contribution

It combines experimental thermoelectric data with theoretical calculations to identify a high-pressure metal-insulator transition in MgV_2O_4.

Findings

Transition occurs at approximately 6 GPa

Thermoelectric power results support the transition

Ab initio calculations confirm the transition mechanism

Abstract

On the basis of experimental thermoelectric power results and ab initio calculations, we propose that a metal-insulator transition takes place at high pressure (approximately 6 GPa) in MgV_2O_4.