Landau-Zener transitions through small electronic eigenvalue gaps in the Born-Oppenheimer approximation

Hagedorn, George A.; Joye, Alain

Annales de l'I.H.P. Physique théorique, Volume 68 (1998) p. 85-134

An adiabatic theorem for singularly perturbed hamiltonians

Joye, Alain

Annales de l'I.H.P. Physique théorique, Volume 63 (1995) p. 231-250