Orientation of Hydrogenic Levels by Stark Effect and sp Coherence Resulting from Direct Excitation or Molecular Dissociation

Maurice Lombardi (1) , Marc Giroud (1)

1 LSP - Laboratoire de Spectrométrie Physique

We have measured the predicted orientation induced by first-order Stark effect on sp coherent levels of He+ and H excited by a 100-keV Na+ beam impinging on a cell filled with He or H2. We discuss the mechanism of production of sp coherence by dissociative excitation of H2.

Domaines: Physique Quantique [quant-ph]

Maurice Lombardi, Marc Giroud. Orientation of Hydrogenic Levels by Stark Effect and sp Coherence Resulting from Direct Excitation or Molecular Dissociation. Physical Review Letters, 1976, 36, pp.409-412. ⟨10.1103/PHYSREVLETT.36.409⟩. ⟨hal-00974327⟩