Non-Invertible Duality Defects in 3+1 Dimensions

Del Zotto, Heckman, Meynet, Moscrop, Zhang, https://arxiv.org/abs/2201.08372

Kaidi, Ohmori, Zheng, https://arxiv.org/abs/2111.01141

Ohmori, Tizzano, https://arxiv.org/abs/2112.13445

Bah, Bonetti, Leung, Weck, https://arxiv.org/abs/2112.07796