Metal-based bracken-like single-sided dye-sensitized solar cells with horizontal separation

2016 ◽  
Vol 18 (7) ◽  
pp. 5244-5252 ◽  
Author(s):  
F. Behrouznejad ◽  
N. Taghavinia ◽  
M. Pazoki ◽  
F. Tajabadi

In contrast to conventional sandwich-type dye-sensitized solar cells, we investigated an all-metal-electrode bracken-like single-sided structure.

Materials ◽  
2020 ◽  
Vol 13 (7) ◽  
pp. 1547
Author(s):  
Mariia Becker ◽  
Maria-Sophie Bertrams ◽  
Edwin C. Constable ◽  
Catherine E. Housecroft

Dye-sensitized solar cell (DSC) technology has been broadly investigated over the past few decades. The sandwich-type structure of the DSC makes the manufacturing undemanding under laboratory conditions but results in the need for reproducible measurements for acceptable DSC characterization. Electrochemical impedance spectroscopy (EIS) offers the possibility to study complex electronic systems and is commonly used for solar cells. There is a tendency in the literature to present impedance data only for one representative device. At the same time, as current density–voltage plots illustrate, measurements can vary within one set of DSCs with identical components. We present multiple DSC impedance measurements on “identical” devices prepared using two different dyes and present a statistical analysis regarding the reproducibility.


2017 ◽  
Vol 4 (3) ◽  
pp. 559-565 ◽  
Author(s):  
Yi-Jing Wang ◽  
Wei-Lin Chen ◽  
Li Chen ◽  
Xiao-Tao Zheng ◽  
Sha-Sha Xu ◽  
...  

Sandwich-type silicotungstates have been applied in DSSCs where an 0.8% Ni4 modified photoanode exhibited the best performance in enhancing light harvesting and reducing electron recombination.


2012 ◽  
Vol 2012 ◽  
pp. 1-10 ◽  
Author(s):  
Ishwor Khatri ◽  
Jianfeng Bao ◽  
Naoki Kishi ◽  
Tetsuo Soga

Here, we examine the device architecture of two different types of solar cells mainly inverted organic solar cells and solid state dye-sensitized solar cells (DSSCs) that use organic materials as hole transportation. The inverted organic solar cells structure is dominated by work on titanium dioxide () and zinc oxide (ZnO). These layers are sensitized with dye in solid state DSSCs. Because of the similar device architecture, it becomes possible to fabricate laminated solid-state DSSCs. The performance of the device was improved by varying the top metal electrode. In laminated solid-state DSSC, we expect that excited dye molecules inject electron into the conduction band of nanocrystalline layer, whereas P3HT provides efficient hole transportation. These solar cells are promising for future energy source as they are cheaper, light weight, flexible and made into large areas, which are showing growing importance.


2011 ◽  
Vol 40 (15) ◽  
pp. 3808 ◽  
Author(s):  
Youzhen Dong ◽  
Kai Pan ◽  
Guohui Tian ◽  
Wei Zhou ◽  
Qingjiang Pan ◽  
...  

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