Neutron Scattering Study on the Field-Induced $O_{xy}$-type Antiferroquadrupolar Ordering of Heavy-Fermion Superconductor $PrO{s}_{4}S{b}_{12}$

K. Kaneko, N. Metoki, R. Shiina +4

Neutron scattering experiments have revealed a field-induced antiferroquadrupolar order parameter in the Pr-based heavy-fermion superconductor PrOs${}_4$Sb${}_{12}$. We observed the fi…