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Journal of Nanomaterials
Volume 2009 (2009), Article ID 685624, 7 pages
http://dx.doi.org/10.1155/2009/685624
Research Article

Synthesis and Characterization of Upconversion Fluorescent , Doped Cs Nano- and Microcrystals

Institute of Chemistry, University of Osnabrück, Barbarastrasse 7, 49069 Osnabrück, Germany

Received 21 April 2009; Accepted 18 July 2009

Academic Editor: Kui Yu

Copyright © 2009 Helmut Schäfer et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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