Interference and backscattering by edge current states in a quantum interferometer
Bykov A. A. , Kvon E. D., Ol'shanetskii E. B. , Litvin L. V., Nastaushev Yu. V. , Mansurov V. G. , Migal' V. P. , Moshchenko S. P.
Oscillations of the magnetoresistance due to an interference and backscattering of edge current states have been observed in a quantum interferometer. Oscillations are also caused by resonant tunneling through a current state closed along an inner circle of the interferometer.