scholarly journals Study on the efficient PV/TE characteristics of the self-assembled thin films based on bismuth telluride/cadmium telluride

RSC Advances ◽  
2017 ◽  
Vol 7 (11) ◽  
pp. 6735-6742 ◽  
Author(s):  
Vivekanandan Raman ◽  
Dinah Punnoose ◽  
Pari Baraneedharan ◽  
Sunkara Srinivasa Rao ◽  
Chandu V. V. M. Gopi ◽  
...  

To effectively use the entire solar spectrum for energy conversion, a new type of solar cell based on a Bi2Te3/CdTe composite in a core shell structure was designed and prepared using a wet chemical method.

2009 ◽  
Vol 95 (8) ◽  
pp. 082509 ◽  
Author(s):  
Tianlong Wen ◽  
Dan Liu ◽  
Christine K. Luscombe ◽  
Kannan M. Krishnan

RSC Advances ◽  
2016 ◽  
Vol 6 (71) ◽  
pp. 66712-66720 ◽  
Author(s):  
Huiyuan Liu ◽  
Yujiang Song ◽  
Shushuang Li ◽  
Jia Li ◽  
Yuan Liu ◽  
...  

Core/shell structured Pd3Au@Pt/C created by regioselective atomic layer deposition combined with a wet chemical method demonstrates improved electrocatalytic activity toward formic acid oxidation and oxygen reduction compared with commercial Pt/C.


2017 ◽  
Vol 904 ◽  
pp. 107-111
Author(s):  
Sajedeh Davar ◽  
Behrooz Movahedi ◽  
Ghasem Dini ◽  
Mostafa Milani

In this study, α-Al2O3-CeO2 core-shell nanoparticles were synthesized from the cerium acetate and the commercial α-Al2O3 nanoparticles as the starting materials via a wet chemical method. Poly (acrylic acid) (PAA) as an additive compound was used for the surface modification of alumina nanoparticles. Also, the effects of PAA content, pH value and calcination temperature on the synthesis behavior of α-Al2O3-CeO2 nanoparticles were investigated. The formation of core-shell structure was investigated using X-ray diffraction (XRD) and field-emission scanning electron microscopy (FE-SEM) equipped with energy dispersive X-ray spectroscopy (EDS). The results indicated that at the PAA=1.5 wt. %, pH=6 and calcination temperature=1150°C (as optimal conditions), the core-shell nanoparticles with alumina core and ceria shell and homogeneous size distribution were synthesized successfully.


2011 ◽  
Vol 695 ◽  
pp. 81-84
Author(s):  
Soo Jeong Jo ◽  
Taeho Ban ◽  
Amir Abidov ◽  
Jeong Hwan Lee ◽  
Dokyung Lee ◽  
...  

We made the ZnO nanorods using wet chemical method. it is so simple, economic and suitable for large-scale production, the quality of the arrayed ZnO nanorods fabricated using these methods are not as good as that of nanorods prepared via VLD, CVDand ED method. We demonstrate that the concentration of precursors have influence on the morphology and optical properties, growth density and its distribution of the arrayed ZnO nanorods can be effectively controlled by using suitable conditions. We tried to study suitable ZnO nanorods growth condition to apply to a organic-inorganic hybrid solar cell, and we made the solar cell and investigated the energy conversion efficiency etc.


2011 ◽  
Vol 328-330 ◽  
pp. 1139-1142 ◽  
Author(s):  
Pei Yan Ma ◽  
Yan Wu ◽  
Zheng Yi Fu ◽  
Wei Min Wang

A new type of ZnO/Ag micro hybrid material has been fabricated by a facile wet chemical method using citrate as a crystal growth modifier. The morphology and component of ZnO/Ag hybrid material were characterized by SEM and XRD. It is shown that the platelike crystals connect together by means of embedding. The sample is composed of wurtzite ZnO and face-centered cubic Ag. The results of XPS, UV-Vis and PL spectra verify the electron transfer from Ag to ZnO. The photocatalytic test with Rhodamine B (RhB) as a representative dye pollutant shows that the ZnO/Ag hybrid material exhibits an improved photocatalytic activity.


2006 ◽  
Vol 21 (11) ◽  
pp. 2894-2903 ◽  
Author(s):  
Jing-Jong Shyue ◽  
Rebecca E. Cochran ◽  
Nitin P. Padture

A template-based, electroless wet-chemical method for synthesis of nanotubes and nanowires of nanocrystalline anatase titanium oxide (titania) at 45 °C is reported. Single-nanowire electrical property measurements reveal low dc resistivities (7–21 × 10−4 Ω cm) in these titania nanowires. In the presence of 1000 parts per million of CO gas at 100 °C, the resistivity is found to increase reversibly, indicating low-temperature gas-sensing capability in these titania nanowires. Thin films of nanocrystalline anatase titania, deposited using a similar wet-chemical method, also have low room-temperature dc resistivities (6–8 × 10−3 Ω cm), and they are transparent to visible light. Nanostructure-properties relations, together with possible electrical conduction, optical absorption, and gas-sensing mechanisms, are discussed. The ability to fashion transparent-conducting and gas-sensing nanocrystalline anatase titania into nanotubes/nanowires and thin films at near-ambient conditions could open a wider field of applications for titania, including nanoelectronics, chemical sensing, solar cells, large-area windows and displays, invisible security circuits, and incorporation of biomolecules and temperature-sensitive moieties.


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