Inherent circular dichroism of phonons in magnetic Weyl semimetal Co3Sn2S2

R. Yang, Y. -Y. Zhu, M. Steigleder +3

We investigated the infrared-active phonons in ferromagnetic Weyl semimetal Co3Sn3S3 using optical spectroscopy. Below the Curie temperature (T~175~K), we observed asymmetric Fano…