Title :
Observation of efficient Förster energy transfer at 1.5 μm through temperature-tuning of monodisperse quantum dot solids
Author :
Bose, R. ; Mcmillan, J. ; Gao, J. ; Rickey, K. ; Chen, C. ; Talapin, D.V. ; Murray, C.B. ; Wong, C.W.
Author_Institution :
Center for Integrated Sci. & Eng., Columbia Univ., Columbia, NY
Abstract :
We present time-resolved cryogenic observations of Forster energy transfer in large, monodisperse lead sulphide quantum dots with ground state transitions near 1.5 mum (0.8 eV), in environments from 160 K to room temperature.
Keywords :
cryogenic electronics; lead compounds; phase transformations; semiconductor quantum dots; Forster energy transfer; PbS; electron volt energy 0.8 eV; ground state transitions; monodisperse quantum dot solids; temperature tuning; time resolved cryogenic observations; wavelength 1.5 mum; Absorption; Assembly; Chemistry; Energy exchange; Laser excitation; Power engineering and energy; Pump lasers; Quantum dots; Solids; Temperature;
Conference_Titel :
IEEE Lasers and Electro-Optics Society, 2008. LEOS 2008. 21st Annual Meeting of the
Conference_Location :
Acapulco
Print_ISBN :
978-1-4244-1931-9
Electronic_ISBN :
978-1-4244-1932-6
DOI :
10.1109/LEOS.2008.4688842
