Formation of a dumbbell Fermi surface and intraband magnetic breakdown due to uniaxial compression of the alloy Bi0.78Sb0.22
Lavrenyuk M. Yu. , Minina N. Ya. , Savin A. M.
Two isolated Fermi-surface cavities are observed to merge into a single dumbbell-shaped cavity during uniaxial compression of the alloy Bi0 7g Sb0 22. This merging is accompanied by an intraband magnetic breakdown.