Polaron Conductivity in $\hat{I}\pm$-Fe2O3 Quenched by Adsorbed NO2

Tushar K. Ghosh, Elvar Ö. Jónsson, Stephan Steinhauer +2

Polaron-mediated charge transport in α-Fe2O3 plays a central role in its performance as a gas-sensing material, yet the atomistic interaction between surface adsorbates and polaro…