Nuclear magnetic resonance studies of pseudospin fluctuations in URu${}_2$Si${}_2$

K. R. Shirer, J. T. Haraldsen, A. P. Dioguardi +13

We report ${}^{29}$Si NMR measurements in single crystals and aligned powders of URu${}_2$Si${}_2$ in the hidden order and paramagnetic phases. The spin-lattice-relaxation data reveal ev…