It is established that the photovoltaic effect may occur in centroantisymmetric antiferromagnets. The direction of the photovoltaic current is shown to be governed by the crystal symmetry, the orientation of the antiferromagnetic vector about the crystallographic axes.
E. A. Turov,
V. V. Men'shenin,
M. I. Kurkin,
"Antiferromagnetic photovoltaic effect", Proc. SPIE 5402, International Workshop on Quantum Optics 2003, (20 April 2004); doi: 10.1117/12.562181; https://doi.org/10.1117/12.562181