Bamboo-Type TiO2 Nanotubes: Improved Conversion Efficiency in Dye-Sensitized Solar Cells

被引:400
作者
Kim, Doohun [1 ]
Ghicov, Andrei [1 ]
Albu, Sergiu P. [1 ]
Schmuki, Patrik [1 ]
机构
[1] Univ Erlangen Nurnberg, Dept Mat Sci, LKO, WW4, D-91058 Erlangen, Germany
关键词
D O I
10.1021/ja805201v
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Bamboo-type TiO2 nanotube layers were produced by alternating voltage anodization of Ti. In comparison to smooth TiO2, morphologies the stratified nanotube structure shows significantly increased light harvesting and conversion efficiencies when used in dye sensitized Solar Celts.
引用
收藏
页码:16454 / +
页数:3
相关论文
共 24 条
[11]   Dye-sensitized solar cells based on oriented TiO2 nanotube arrays:: Transport, trapping, and transfer of electrons [J].
Jennings, James R. ;
Ghicov, Andrei ;
Peter, Laurence M. ;
Schmuki, Patrik ;
Walker, Alison B. .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2008, 130 (40) :13364-13372
[12]   TiO2 Nanotube arrays: Elimination of disordered top layers ("nanograss") for improved photoconversion efficiency in dye-sensitized solar cells [J].
Kim, Doohun ;
Ghicov, Andrei ;
Schmuki, Patrik .
ELECTROCHEMISTRY COMMUNICATIONS, 2008, 10 (12) :1835-1838
[13]   Recent Advances in Dye-Sensitized Solar Cells [J].
Lenzmann, F. O. ;
Kroon, J. M. .
ADVANCES IN OPTOELECTRONICS, 2007, 2007
[14]   TiO2 nanotubes:: Self-organized electrochemical formation, properties and applications [J].
Macak, J. M. ;
Tsuchiya, H. ;
Ghicov, A. ;
Yasuda, K. ;
Hahn, R. ;
Bauer, S. ;
Schmuki, P. .
CURRENT OPINION IN SOLID STATE & MATERIALS SCIENCE, 2007, 11 (1-2) :3-18
[15]   Anodic growth of self-organized anodic TiO2 nanotubes in viscous electrolytes [J].
Macak, Jan M. ;
Schmuki, Patrik .
ELECTROCHIMICA ACTA, 2006, 52 (03) :1258-1264
[16]   Smooth anodic TiO2 nanotubes [J].
Macak, JM ;
Tsuchiya, H ;
Taveira, L ;
Aldabergerova, S ;
Schmuki, P .
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 2005, 44 (45) :7463-7465
[17]   Dye-sensitized anodic TiO2 nanotubes [J].
Macák, JM ;
Tsuchiya, H ;
Ghicov, A ;
Schmuki, P .
ELECTROCHEMISTRY COMMUNICATIONS, 2005, 7 (11) :1133-1137
[18]   Self-organized porous titanium oxide prepared in Na2SO4/NaF electrolytes [J].
Macak, JM ;
Sirotna, K ;
Schmuki, P .
ELECTROCHIMICA ACTA, 2005, 50 (18) :3679-3684
[19]   High-aspect-ratio TiO2 nanotubes by anodization of titanium [J].
Macák, JM ;
Tsuchiya, H ;
Schmuki, P .
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 2005, 44 (14) :2100-2102
[20]   A LOW-COST, HIGH-EFFICIENCY SOLAR-CELL BASED ON DYE-SENSITIZED COLLOIDAL TIO2 FILMS [J].
OREGAN, B ;
GRATZEL, M .
NATURE, 1991, 353 (6346) :737-740