Single crystals of Ni-23.7Al-0.3at%Hf were deformed by creep at 760C along [001]. A weak-beam electron microscopy study of super-dislocations revealed that the primary slip plane was {110} and that super-dislocation motion involved extensive antiphase boundary dragging.

{110} Slip in Ni3Al Crept at 760°C along [001]. Caron, P., Khan, T., Veyssiere, P.: Philosophical Magazine A, 1989, 60[2], 267-81