Fine tuning of emission through the engineering of colloidal crystals

被引:35
作者
Dechezelles, Jean-Francois [1 ]
Aubert, Tangi [2 ]
Grasset, Fabien [2 ]
Cordier, Stephane [2 ]
Barthou, Carlos [3 ]
Schwob, Catherine [3 ]
Maitre, Agnes [3 ]
Vallee, Renaud A. L. [1 ]
Cramail, Henri [4 ]
Ravaine, Serge [1 ]
机构
[1] Univ Bordeaux 1, Ctr Rech Paul Pascal, F-33600 Pessac, France
[2] Univ Rennes 1, Unite Sci Chim Rennes, UMR CNRS UR1 6226, F-35042 Rennes, France
[3] Univ Paris 06, UMR CNRS 7588, Inst NanoSci Paris, F-75015 Paris, France
[4] Univ Bordeaux 1, UMR CNRS ENSCPB 5629, Lab Chim Polymeres Organ, F-33607 Pessac, France
关键词
TRANSITION-METAL CLUSTERS; PHOTONIC CRYSTALS; PLANAR DEFECTS; INVERSE OPAL; SEMICONDUCTOR NANOCRYSTALS; ORGANIC-MOLECULES; LIGHT EXTRACTION; QUANTUM DOTS; BR; MOLYBDENUM(II);
D O I
10.1039/c0cp00129e
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
We describe the preparation and characterization of photonic colloidal crystals from silica spheres with incorporated luminescent [Mo(6)Br(14)](2-) cluster units. These structures exhibit strong angle-dependent luminescent properties. The incorporation of one or several planar defects in the periodic structures gives rise to the creation of a passband in the stopband. In the energy range of this passband, an increase of the emission intensity has been found.
引用
收藏
页码:11993 / 11999
页数:7
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