Title :
Excitons, biexcitons, and trions in an InAs quantum dot ensemble studied with 2D Fourier-transform spectroscopy
Author :
Moody, G. ; Singh, R. ; Li, H. ; Akimov, I.A. ; Bayer, M. ; Reuter, D. ; Wieck, A.D. ; Cundiff, S.T.
Author_Institution :
Nat. Inst. of Stand. & Technol., Univ. of Colorado, Boulder, CO, USA
Abstract :
Multi-particle correlations are investigated in an InAs quantum dot ensemble using 2D Fourier-transform spectroscopy. Signatures of trions and a fifth-order contribution from the biexciton are observed by varying the excitation polarization and density.
Keywords :
Fourier transform spectra; III-V semiconductors; biexcitons; indium compounds; semiconductor quantum dots; trions; two-dimensional spectra; 2D Fourier-transform spectroscopy; InAs; InAs quantum dot ensemble; biexcitons; excitation density; excitation polarization; fifth-order contribution; multiparticle correlations; trion signatures; Correlation; Excitons; Optical coupling; Optical polarization; Quantum dots; Spectroscopy; Trions;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
