Publications
ResearcherID : C-5956-2008 (TY, h-index: 25) , AAZ-8749-2021 (RK, h-index: 12)
Google Scholar : TY (h-index: 34), RK (h-index: 14), KT (h-index: 4)
2007
Wataru Nomura, Takashi Yatsui, Tadashi Kawazoe, Motoichi Ohtsu
Observation of dissipated optical energy transfer between CdSe quantum dots Journal Article
In: Journal of Nanophotonics, vol. 1, no. 1, pp. 011591, 2007.
@article{10.1117/1.2817657,
title = {Observation of dissipated optical energy transfer between CdSe quantum dots},
author = {Wataru Nomura and Takashi Yatsui and Tadashi Kawazoe and Motoichi Ohtsu},
doi = {10.1117/1.2817657},
year = {2007},
date = {2007-11-01},
journal = {Journal of Nanophotonics},
volume = {1},
number = {1},
pages = {011591},
publisher = {SPIE},
abstract = {Exciton energy transfer between quantum dots via an optical near-field and subsequent dissipation was observed. Two sizes of CdSe/ZnS quantum dots with resonant energy levels were mixed to confirm the energy transfer and dissipation using time-resolved photoluminescence spectroscopy. It was estimated that the energy transfer time was 135 ps, which is shorter than the exciton lifetime of 2.10 ns. This indicates that CdSe quantum dots are promising material for nanophotonic devices.},
keywords = {dissipation, Excitons, Nanophotonic device, Near-field effect, QD},
pubstate = {published},
tppubtype = {article}
}
Exciton energy transfer between quantum dots via an optical near-field and subsequent dissipation was observed. Two sizes of CdSe/ZnS quantum dots with resonant energy levels were mixed to confirm the energy transfer and dissipation using time-resolved photoluminescence spectroscopy. It was estimated that the energy transfer time was 135 ps, which is shorter than the exciton lifetime of 2.10 ns. This indicates that CdSe quantum dots are promising material for nanophotonic devices.