Atomic displacements in the "charge-ice" pyrochlore Bi2Ti2O7 studied by neutron total scattering

D. P. Shoemaker, A. L. Hector, C. J. Fennie +3

The oxide pyrochlore Bi${}_2$Ti${}_2$O${}_6$O${}^{\prime }$ is known to be associated with large displacements of Bi and O${}^{\prime }$ atoms from their ideal crystallographic positions. Neutron…