Non-Invertible Duality Defects in 3+1 Dimensions

Canepa, Cattaneo, https://arxiv.org/abs/2202.08684

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

Del Zotto, García Etxebarria, https://arxiv.org/abs/2204.06495

Tantivasadakarn, Thorngren, Vishwanath, Verresen, https://arxiv.org/abs/2112.01519