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math-ph2004★ 5 cited
An embedding scheme for the Dirac equation
S Crampin
An embedding scheme is developed for the Dirac Hamiltonian H. Dividing space into regions I and II separated by surface S, an expression is derived for the expectation value of H w…
math-ph2004★ 16 cited
An embedding potential definition of channel functions
J E Inglesfield, S Crampin, H Ishida
We show that the imaginary part of the embedding potential, a generalised logarithmic derivative, defined over the interface between an electrical lead and some conductor, has orth…