Observation of the novel type of ordering: Spontaneous ferriquadrupolar order

A. A. Zvyagin, K. Kutko, D. Kamenskyi +3

Using Raman and infrared spectroscopies the spontaneous ferriquadrupolar ordering has been observed in the rare-earth-based system KDy(MoO${}_4$)${}_2$. Ordered quadrupoles in the elec…