Directed Beam of Excitons Produced by Stimulated Scattering

André Mysyrowicz (1) , E. Benson (2) , E. Fortin (2)

1 LOA - Laboratoire d'optique appliquée
2 Department of Physics [Ottawa]

Amplification of a directed beam of excitons by stimulated scattering is observed in Cu2O at 2 K. It indicates that an excitoner, the radiationless excitonic counterpart of a laser, can be realized in semiconductors.

Keywords: excitons

Domains: Physics [physics]; Physics [physics]; Optics [physics.optics]

André Mysyrowicz, E. Benson, E. Fortin. Directed Beam of Excitons Produced by Stimulated Scattering. Physical Review Letters, 1996, 77 (5), pp.896-899. ⟨10.1103/PhysRevLett.77.896⟩. ⟨hal-00465613⟩