Current Spreading Efficiency and Fermi Level Pinning in GaInNAs-GaAs Quantum-Well Laser Diodes Montes Bajo, Miguel ; Hierro, Adrian ; Ulloa, José María ; Miguel-Sanchez, Javier ; Guzman, Álvaro ; Damilano, Benjamin ; Hugues, Maxime ; Al Khalfioui, Mohamed ; Duboz, Jean-Yves ; Massies, Jean Abstract Publication: IEEE Journal of Quantum Electronics Pub Date: July 2010 DOI: 10.1109/JQE.2010.2043219 Bibcode: 2010IJQE...46.1058M