Renormalization of the carrier dispersion law in a dense electron-hole system in an InGaAs quantum well
Butov L. V. , Kulakovskii V. D., Andersson T. G., Chen Z. G.
The emission from a quasi-2D electron-hole system in an InGaAs quantum well has been studied at low temperatures and high excitation densities. The renormalizations of the band gap and of the reduced electron and hole masses due to multiparticle effects are determined.