Three-dimensional ordered TiO2 hollow spheres as scattering layer in dye-sensitized solar cells

2016 ◽  
Vol 122 (3) ◽  
Author(s):  
Yang Chen ◽  
Zhigang Chen
RSC Advances ◽  
2014 ◽  
Vol 4 (55) ◽  
pp. 29099-29106 ◽  
Author(s):  
Bing-Xin Lei ◽  
Li-Li Zeng ◽  
Ping Zhang ◽  
Xiao-Feng Zheng ◽  
Yan-Shan Wu ◽  
...  

Hierarchically porous N–F codoped TiO2 hollow spheres were prepared via an in situ bubbling method for solar energy conversion application.


2021 ◽  
Vol 9 ◽  
Author(s):  
Yongjian Jiang ◽  
Fengyang Zhao

A novel bunchy TiO2 hierarchical microspheres composite nanostructure with strings of anatase TiO2 hierarchical micro-spheres and rutile nanobelts framework (HSN) was synthesized via an one-pot hydrothermal process. This new structure presents great specific surface area, large pore size distribution, homogeneous three-dimensional (3D) structure, high crystallinity and excellent light scattering performance simultaneously. The bi-layer photoanode film was successfully prepared which TiO2 P25 as absorption layer and HSN as an efficient scattering layer on the top of TiO2 P25 film in dye sensitized solar cells (DSSC). The bi-layer DSSC taken on a great progress in the power conversion efficiency (PCE) achieved 8.08%. However, the PCE of single and double layer TiO2 film DSSCs just showed 6.72% and 3.67% respectively. Such improvement was mainly because of the efficient scattering centers (HSN) which can bring the enhanced dye loading, fast charge transfer and excellent light harvesting efficiency.


2011 ◽  
Vol 65 (15-16) ◽  
pp. 2506-2509 ◽  
Author(s):  
Jong Hyuk Park ◽  
Sun Young Jung ◽  
A Rim Yu ◽  
Sang-Soo Lee

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