Superlattices of organic/inorganic semiconductor nanostructures from liquid-crystal templates

2007 ◽  
Vol 75 (3) ◽  
Author(s):  
M. A. Carrasco-Orozco ◽  
T. Stirner ◽  
M. O’Neill ◽  
C. Ellis ◽  
D. Dong ◽  
...  
2012 ◽  
Vol 22 (21) ◽  
pp. 10816 ◽  
Author(s):  
Diana Savateeva ◽  
Dzmitry Melnikau ◽  
Vladimir Lesnyak ◽  
Nikolai Gaponik ◽  
Yury P. Rakovich

2012 ◽  
pp. 37-70
Author(s):  
Xiaosheng Fang ◽  
Liang Li ◽  
Ujjal Gautam ◽  
Tianyou Zhai ◽  
Yoshio Bando ◽  
...  

2012 ◽  
Vol 7 (3) ◽  
pp. 297-301
Author(s):  
Diana Savateeva ◽  
Dzmitry Melnikau ◽  
Yury P. Rakovich

2012 ◽  
Vol 2012 ◽  
pp. 1-9 ◽  
Author(s):  
H. Gordillo ◽  
I. Suárez ◽  
R. Abargues ◽  
P. Rodríguez-Cantó ◽  
S. Albert ◽  
...  

In this paper we review our recent progress in a still young type of active waveguides based on hybrid organic (polymer)—inorganic (semiconductor quantum dots) materials. They can be useful for the implementation of new photonic devices, because combining the properties of the semiconductor nanostructures (quantum size carrier confinement and temperature independent emission) with the technological capabilities of polymers. These optical waveguides can be easily fabricated by spin-coating and UV photolithography on many substrates (SiO2/Si, in the present work). We demonstrate that it is possible to control the active wavelength in a broad range (400–1100 nm), just by changing the base quantum dot material (CdS, CdSe, CdTe and PbS, but other are possible), without the necessity of changing fabrication conditions. Particularly, we have determined the optimum conditions to produce multi-color photoluminescence waveguiding by embedding CdS, CdSe and CdTe quantum dots into Poly(methyl methacrylate). Finally, we show new results regarding the incorporation of CdSe nanocrystals into a SU-8 resist, in order to extrapolate the study to a photolithographic and technologically more important polymer. In this case ridge waveguides are able to confine in 2D the light emitted by the quantum dots.


2010 ◽  
Vol 82 (11) ◽  
pp. 2185-2198 ◽  
Author(s):  
Xiaosheng Fang ◽  
Linfeng Hu ◽  
Changhui Ye ◽  
Lide Zhang

One-dimensional (1D) inorganic semiconductor nanostructures have witnessed an explosion of interest over the last decade because of advances in their controlled synthesis and unique property and potential applications. A wide range of gases, chemicals, biomedical nanosensors, and photodetectors have been assembled using 1D inorganic semiconductor nanostructures. The high-performance characteristics of these nanosensors are particularly attributable to the inorganic semiconducting nanostructure high surface-to-volume ratio (SVR) and its rationally designed surface. In this review, we provide a brief summary of the state-of-the-art research activities in the field of 1D inorganic semiconductor nanostructure-based nanosensors. Some perspectives and the outlook for future developments in this area are presented.


2007 ◽  
Vol 2 (9) ◽  
pp. 555-559 ◽  
Author(s):  
Qiang Zhang ◽  
Tolga Atay ◽  
Jonathan R. Tischler ◽  
M. Scott Bradley ◽  
Vladimir Bulović ◽  
...  

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