Quadrupolar Singlet Ground State of Praseodymium in a Modulated Pyrochlore

J. van Duijn, K. H. Kim, N. Hur +12

The complex structure and magnetism of Pr${}_{2-x}$Bi${}_x$Ru${}_2$O${}_7$ was investigated by neutron scattering and EXAFS. Pr has an approximate doublet ground-state and the first excite…