Thermal Hall conductivity in the cuprate Mott insulators Nd${}_2$CuO${}_4$ and Sr${}_2$CuO${}_2$Cl${}_2$

Marie-Eve Boulanger, Gaël Grissonnanche, Sven Badoux +11

The heat carriers responsible for the unexpectedly large thermal Hall conductivity of the cuprate Mott insulator La${}_2$CuO${}_4$ were recently shown to be phonons. However, the mecha…