Observation of efficient Förster energy transfer at 1.5 μm through temperature-tuning of monodisperse quantum dot solids

Ranojoy Bose,J F Mcmillan,Jie Gao,Kelly M Rickey,C Chen,Dmitri V Talapin,Christopher B Murray,Chee Wei Wong

lasers and electro-optics society meeting（2008）

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摘要

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.

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关键词

room temperature,quantum dots,energy transfer,solids,ground state,excitons,pbs,assembly,temperature measurement,quantum dot

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