Electrochemically exfoliated graphene/PEDOT composite films as efficient Pt-free counter electrode for dye-sensitized solar cells

2016 ◽  
Vol 194 ◽  
pp. 110-115 ◽  
Author(s):  
Meltiani Belekoukia ◽  
Madeshwaran Sekkarapatti Ramasamy ◽  
Sheng Yang ◽  
Xinliang Feng ◽  
Georgios Paterakis ◽  
...  
2016 ◽  
Vol 205 ◽  
pp. 170-177 ◽  
Author(s):  
Chau Thi Thanh Thuy ◽  
Joo Hei Jung ◽  
Suresh Thogiti ◽  
Woo-Sik Jung ◽  
Kwang-Soon Ahn ◽  
...  

Small ◽  
2014 ◽  
Vol 10 (16) ◽  
pp. 3347-3353 ◽  
Author(s):  
Peng Zhai ◽  
Tzu-Chien Wei ◽  
Ya-Huei Chang ◽  
Yu-Ting Huang ◽  
Wei-Ting Yeh ◽  
...  

2017 ◽  
Vol 62 (1) ◽  
pp. 27-32 ◽  
Author(s):  
L. A. Dobrzański ◽  
M. Prokopiuk vel Prokopowicz ◽  
A. Drygała ◽  
A. Wierzbicka ◽  
K. Lukaszkowicz ◽  
...  

AbstractThe paper presents the results of the structure investigation of a counter electrode in dye-sensitized solar cells using the carbon nanomaterials. Solar cells were fabricated on the glass with transparent conductive oxide TCO (10Ω/sq). Nanocrystalline titania based photoanode was prepared by spreading TiO2paste onto TCO glass and subsequently annealed at 450°C for at least 30 min to convert anatase phase and make an interparticle network. After then the nanostructured titania films was immersed into an ethanolic solution of the ruthenium-based dye. As a counter electrodes of dye-sensitized solar cells composite films of carbon nanomaterials and polystyrene sulfonate doped poly (3,4-ethylenedioxythiophene) PEDOT-PSS (Sigma-Aldrich) were deposited onto TCO substrates. Because carbon nanoelements and titanium oxide consist of nano-metric structural units to determine the properties of the cells and their parameters several surface sensitive techniques and methods, i.e. Raman spectroscopy, Scanning Electron Microscopy (SEM), High-Resolution Transmission Electron Microscopy (HRTEM), and electric properties of conductive layers were used.


2015 ◽  
Vol 173 ◽  
pp. 276-281 ◽  
Author(s):  
Madeshwaran Sekkarapatti Ramasamy ◽  
Archontoula Nikolakapoulou ◽  
Dimitrios Raptis ◽  
Vassilios Dracopoulos ◽  
Georgios Paterakis ◽  
...  

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