Towards Non-blinking Colloidal Quantum Dots
6 pages
Published by
fulllaga
ARTICLES
Towards non-blinking colloidal
quantum dots
BENOIT MAHLER1
, PIERNICOLA SPINICELLI2
, ST´EPHANIE BUIL3
, XAVIER QUELIN3
,
JEAN-PIERRE HERMIER2,3
* AND BENOIT DUBERTRET1
*
1
Laboratoire Photons Et Mati`ere, CNRS UPR5, ESPCI 10...
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ARTICLES
Towards non-blinking colloidal
quantum dots
BENOIT MAHLER1
, PIERNICOLA SPINICELLI2
, ST´EPHANIE BUIL3
, XAVIER QUELIN3
,
JEAN-PIERRE HERMIER2,3
* AND BENOIT DUBERTRET1
*
1
Laboratoire Photons Et Mati`ere, CNRS UPR5, ESPCI 10 rue Vauquelin, 75231 Paris, France
2
Laboratoire Kastler Brossel, CNRS UMR8552, Universit´e Pierre et Marie Curie, Ecole normale sup´erieure, 24 rue Lhomond, 75231 Paris Cedex 05, France
3
Groupe d’Etude de la Mati`ere Condens´ee, CNRS UMR8635, Universit´e de Versailles Saint-Quentin-en-Yvelines, 45 avenue des Etats-Unis, 78035 Versailles Cedex, France
*e-mail: hermier@physique.
uvsq.
fr; benoit.
dubertret@espci.
fr
Published online: 22 June 2008; doi:10.
1038/nmat2222
At a single-molecule level, fluorophore emission intensity fluctuates between bright and dark states.
These fluctuations, known
as blinking, limit the use of fluorophores in single-molecule experiments.
The dark-state duration shows a universal heavy-tailed
power-law distribution characterize
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