A. Al-Dabbagh E, M. Ibrahim R. Doping effects on electrical and dynamical characteristics of GaAs / AlGaAs quantum cascade laser. EDUSJ [Internet]. 2008 Dec. 1 [cited 2025 Aug. 6];21(4):88-96. Available from: https://ojs.uomosul.edu.iq/index.php/edusj/article/view/24271