Mid-infrared pump-related electric-field domains in GaAs/(Al,Ga)As quantum-cascade structures for terahertz lasing without population inversion

M. Giehler, M. Wienold, L. Schrottke, R. Hey, H. T. Grahn, S. G. Pavlov, H.-W. Hübers, S. Winnerl, H. Schneider
  • Journal of Applied Physics, January 2011, American Institute of Physics
  • DOI: 10.1063/1.3660676