Revealing emergent magnetic charge in an antiferromagnet with diamond quantum magnetometry by Tan, AKC, Jani, H, Högen, M, Stefan, L, Castelnovo, C, Braund, D, Geim, A, Mechnich, A, Feuer, MSG, Knowles, HS, Ariando, A, Radaelli, PG, Atatüre, M