Comment on `High-resolution Measurements of Thermal Conductivity Matrix and Search for Thermal Hall Effect in La${}_2$CuO${}_4$'

Shan Jiang, Qiaochao Xiang, Benoît Fauqué +3

Recently, Jiayi Hu and co-workers reported that they did not resolve any thermal Hall signal in La${}_2$CuO${}_4$ by `high resolution' measurements, setting an upper bound of $|κ_{xy}…