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Crystalline Hollow Microrods for Site-Selective Enhancement of Nonlinear Photoluminescence.
Chen, Bing; Kong, Wei; Liu, Yong; Lu, Yunhao; Li, Mingyu; Qiao, Xvsheng; Fan, Xianping; Wang, Feng.
Afiliação
  • Chen B; Department of Physics and Materials Science, City University of Hong Kong, 83 Tat Chee Avenue, Hong Kong SAR, China.
  • Kong W; State Key Laboratory of Silicon Materials, School of Materials Science and Engineering, Zhejiang University, Hangzhou, 310027, China.
  • Liu Y; Department of Physics and Materials Science, City University of Hong Kong, 83 Tat Chee Avenue, Hong Kong SAR, China.
  • Lu Y; State Key Laboratory of Modern Optical Instrumentation, Zhejiang University, Hangzhou, 310027, China.
  • Li M; State Key Laboratory of Silicon Materials, School of Materials Science and Engineering, Zhejiang University, Hangzhou, 310027, China.
  • Qiao X; State Key Laboratory of Modern Optical Instrumentation, Zhejiang University, Hangzhou, 310027, China.
  • Fan X; State Key Laboratory of Silicon Materials, School of Materials Science and Engineering, Zhejiang University, Hangzhou, 310027, China.
  • Wang F; State Key Laboratory of Silicon Materials, School of Materials Science and Engineering, Zhejiang University, Hangzhou, 310027, China.
Angew Chem Int Ed Engl ; 56(35): 10383-10387, 2017 08 21.
Article em En | MEDLINE | ID: mdl-28481470
ABSTRACT
A class of one-dimensional hollow microstructure is described, which was formed by a kinetically controlled crystal growth process. A hexagonal-phase NaYbF4 microrod comprising isolated holes along the longitudinal axis was synthesized by a one-pot hydrothermal method with the assistance of citrate ligands. The structural void feature modulates light intensity across the microrods as a result of interference arising from light scattering and reflection by the inner walls. A single crystal comprising a structural void was doped with upconverting lanthanide ions. Upon near-infrared excitation of the doped crystal spatially resolvable optical codes were produced.
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Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Idioma: En Ano de publicação: 2017 Tipo de documento: Article

Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Idioma: En Ano de publicação: 2017 Tipo de documento: Article