Broad gain in a bound-to-continuum quantum cascade laser with heterogeneous active region

Joshua R. Freeman, Anthony Brewer, Julien Madéo, Pierrick Cavalié, Sukhdeep S. Dhillon, Jéro^me Tignon, Harvey E. Beere, David A. Ritchie
  • Applied Physics Letters, January 2011, American Institute of Physics
  • DOI: 10.1063/1.3670050