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Conference Paper
Quantum Electronics and Laser Science Conference
San Jose, California United States
May 4-9, 2008
ISBN: 978-1-55752-859-9
CLEO/QELS Poster Session III (JThA)

Effects of Gamma Irradiation on Optical Properties of CdSe/ZnS Colloidal Quantum Dots

Nathan J. Withers, Krishnaprasad Sankar, Brian A. Akins, Tosifa A. Memon, Tingyi Gu, Jiangjiang Gu, Gennady A. Smolyakov, and Marek Osinski

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Effects of<sup>137</sup>Cs gamma irradiation on photoluminescent properties of CdSe/ZnS colloidal quantum dots are reported. Optical degradation was evaluated by measuring dependence of photoluminescence intensity on irradiation dose. CdSe/ZnS quantum dots show poor radiation hardness.

© 2008 Optical Society of America

OCIS Codes
(160.0160) Materials : Materials
(160.2540) Materials : Fluorescent and luminescent materials
(160.4236) Materials : Nanomaterials

N. J. Withers, K. Sankar, B. A. Akins, T. A. Memon, T. Gu, J. Gu, G. A. Smolyakov, and M. Osinski, "Effects of Gamma Irradiation on Optical Properties of CdSe/ZnS Colloidal Quantum Dots," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, OSA Technical Digest (CD) (Optical Society of America, 2008), paper JThA66.

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