Local evidence for collective spin excitations in the distorted kagome antiferromagnet Pr${}_3$BWO${}_9$

K. Y. Zeng, F. Y. Song, Z. M. Tian +8

We report the local probe investigation of a frustrated antiferromagnet Pr${}_3$BWO${}_9$ with the distorted kagome lattice. Absence of magnetic order or spin freezing is indicated by…