Title :
Two-photon spectroscopy of InAs quantum dot molecules
Author :
Scheibner, M. ; Bracker, A.S. ; Kim, D. ; Ponomarev, I.V. ; Gammon, D.
Author_Institution :
Naval Res. Lab., Washington, DC, USA
Abstract :
Optical spectra of InAs quantum dot molecules show clear signatures of 2-photon absorption through sequential and simultaneous transitions. Biexcitons can be spatially direct or indirect, producing 2-photon transitions that are unique to molecules.
Keywords :
III-V semiconductors; excitons; indium compounds; light absorption; semiconductor quantum dots; two-photon processes; two-photon spectroscopy; InAs; biexcitons; optical spectra; quantum dot molecules; two-photon absorption; two-photon spectroscopy; Absorption; Energy states; Excitons; Photoluminescence; Quantum dots; Quantum entanglement; Radiative recombination; Resonance; Spectroscopy; Spontaneous emission; (300.6410) Spectroscopy, multiphoton; (300.6470) Spectroscopy, semiconductors;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
