Crystallographic orientations have been identified in TI3VS4 and TI3TaSe4 which are temperature compensated and have zero power flow. The orientations appear in the (110) axis cylinder cut and possess rather low s.a.w. velocities and reasonably high coupling.
No takes yet. Share an insight, caveat, or question.
Jhunjhunwala et al. (1976) studied this question.