Terahertz magneto-optical investigation of quadrupolar spin-lattice effects in magnetically frustrated ${\mathrm{Tb}}_2{\mathrm{Ti}}_2{\mathrm{O}}_7$

K. Amelin, Y. Alexanian, U. Nagel, T. Rõõm, J. Robert, J. Debray, V. Simonet, C. Decorse, Z. Wang, R. Ballou, E. Constable, and S. de Brion

Phys. Rev. B 102, 134428 (2020)