Abstract:
Non-equilibrium Coulomb effects in resonant tunnelling through deep impurity states are analyzed. It is shown that Coulomb vertex corrections to the tunnelling transfer amplitude lead to power law singularity in current-voltage characteristics.
Citation:
P. I. Arseev, N. S. Maslova, V. I. Panov, S. V. Savinov, “Coulomb singularity effects in tunnelling spectroscopy of individual impurities”, Pis'ma v Zh. Èksper. Teoret. Fiz., 76:5 (2002), 345–348; JETP Letters, 76:5 (2002), 287–290