Our paper reporting a room-temperature topological phase transition in quasi-1D Bi4I4 is to appear in PRX. The preprint is on arXiv:
https://arxiv.org/abs/2105.13516
The published version can be found here:
https://journals.aps.org/prx/abstract/10.1103/PhysRevX.11.031042
Paper reporting topological phase transition in quasi-1D Bi4I4 accepted by PRX, congrats to Jianwei, Jiseop, Han, Yucheng and Yichen!