Non-Invertible Duality Defects in 3+1 Dimensions

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

Del Zotto, García Etxebarria, Schäfer-Nameki, https://arxiv.org/abs/2203.10097

Delaney, Kim, Plavnik. https://arxiv.org/abs/2107.11374

Córdova, Ohmori, Rudelius, https://arxiv.org/abs/2202.05866