Frustration-driven unconventional magnetism in the Mn2+ (S=52) based two-dimensional triangular-lattice antiferromagnet Ba3MnTa2O9RemoveRomario Mondal, Sk. Soyeb Ali, Saikat Nandi, S. Chattopadhyay, S. Gaß, L. T. Corredor, A. U. B. Wolter, V. Kataev, B. Büchner, A. Alfonsov, S. Wurmehl, A. V. Mahajan, S. K. Panda, and T. DeyPhys. Rev. B 112, 155153 (2025)