High efficient donor–acceptor ruthenium complex for dye-sensitized solar cell applications

A highly efficient heteroleptic ruthenium (II) complex cis-di(thiocyanato)(4,4′-dicarboxylic acid-2,2′-bipyridine)(4,4′-di-(2-(4-ditolylamine phenyl)ethenyl)-2,2′-bipyridine) ruthenium (II) (IJ-1) was synthesized and characterized, which when anchored on nanocrystalline TiO2 films exhibited high power conversion efficiency, 10.3%, and incident photon to electron conversion efficiency, 87%.

[1]  P. Liska,et al.  Acid-Base Equilibria of (2,2'-Bipyridyl-4,4'-dicarboxylic acid)ruthenium(II) Complexes and the Effect of Protonation on Charge-Transfer Sensitization of Nanocrystalline Titania. , 1999, Inorganic chemistry.

[2]  Anders Hagfeldt,et al.  Investigation of influence of redox species on the interfacial energetics of a dye-sensitized nanoporous TiO2 solar cell , 1998 .

[3]  P. Liska,et al.  Engineering of a novel ruthenium sensitizer and its application in dye-sensitized solar cells for conversion of sunlight into electricity. , 2005, Inorganic chemistry.

[4]  Peng Wang,et al.  A New Ionic Liquid Electrolyte Enhances the Conversion Efficiency of Dye-Sensitized Solar Cells , 2003 .

[5]  Arthur J. Frank,et al.  CHARGE RECOMBINATION IN DYE-SENSITIZED NANOCRYSTALLINE TIO2 SOLAR CELLS , 1997 .

[6]  M. Graetzel,et al.  Artificial photosynthesis. 1. Photosensitization of titania solar cells with chlorophyll derivatives and related natural porphyrins , 1993 .

[7]  P. Liska,et al.  A High Molar Extinction Coefficient Charge Transfer Sensitizer and its Application in Dye Sensitized Solar Cell , 2007 .

[8]  Nikos Kopidakis,et al.  Effect of an adsorbent on recombination and band-edge movement in dye-sensitized TiO2 solar cells: evidence for surface passivation. , 2006, The journal of physical chemistry. B.

[9]  S. Zakeeruddin,et al.  High‐Efficiency and Stable Mesoscopic Dye‐Sensitized Solar Cells Based on a High Molar Extinction Coefficient Ruthenium Sensitizer and Nonvolatile Electrolyte , 2007 .

[10]  Qing Wang,et al.  DFT-INDO/S modeling of new high molar extinction coefficient charge-transfer sensitizers for solar cell applications. , 2006, Inorganic chemistry.

[11]  Anders Hagfeldt,et al.  Quantification of the effect of 4-tert-butylpyridine addition to I-/I3- redox electrolytes in dye-sensitized nanostructured TiO2 solar cells. , 2006, The journal of physical chemistry. B.

[12]  M. Thelakkat,et al.  Synthesis and Characterization of Bifunctional Polymers Carrying Tris(bipyridyl)ruthenium(II) and Triphenylamine Units , 2003 .

[13]  S. Pelet,et al.  Cooperative Effect of Adsorbed Cations and Iodide on the Interception of Back Electron Transfer in the Dye Sensitization of Nanocrystalline TiO2 , 2000 .

[14]  P. Liska,et al.  Engineering of efficient panchromatic sensitizers for nanocrystalline TiO(2)-based solar cells. , 2001, Journal of the American Chemical Society.

[15]  M. Grätzel,et al.  A low-cost, high-efficiency solar cell based on dye-sensitized colloidal TiO2 films , 1991, Nature.

[16]  K. Jiang,et al.  Efficient sensitization of nanocrystalline TiO2 films with high molar extinction coefficient ruthenium complex , 2008 .

[17]  H. Sugihara,et al.  Significant efficiency improvement of the black dye-sensitized solar cell through protonation of TiO2 films. , 2005, Langmuir : the ACS journal of surfaces and colloids.

[18]  A. J. Frank,et al.  Band Edge Movement and Recombination Kinetics in Dye-Sensitized Nanocrystalline TiO2 Solar Cells: A Study by Intensity Modulated Photovoltage Spectroscopy , 1997 .

[19]  Kuo-Chuan Ho,et al.  A ruthenium complex with superhigh light-harvesting capacity for dye-sensitized solar cells. , 2006, Angewandte Chemie.

[20]  Mohammad Khaja Nazeeruddin,et al.  Conversion of light to electricity by cis-X2bis(2,2'-bipyridyl-4,4'-dicarboxylate)ruthenium(II) charge-transfer sensitizers (X = Cl-, Br-, I-, CN-, and SCN-) on nanocrystalline titanium dioxide electrodes , 1993 .

[21]  J. Durrant,et al.  A new ruthenium polypyridyl dye, TG6, whose performance in dye-sensitized solar cells is surprisingly close to that of N719, the ‘dye to beat’ for 17 years , 2008 .

[22]  Ashraful Islam,et al.  Dye-Sensitized Solar Cells with Conversion Efficiency of 11.1% , 2006 .

[23]  Emilio Palomares,et al.  Supermolecular control of charge transfer in dye-sensitized nanocrystalline TiO2 films: towards a quantitative structure-function relationship. , 2005, Angewandte Chemie.

[24]  M. Grätzel,et al.  Effect of coadsorbent on the photovoltaic performance of zinc pthalocyanine-sensitized solar cells. , 2008, Langmuir : the ACS journal of surfaces and colloids.

[25]  B. Parkinson,et al.  The Adsorption Behavior of a Ruthenium‐Based Sensitizing Dye to Nanocrystalline TiO2 Coverage Effects on the External and Internal Sensitization Quantum Yields , 1999 .