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Data from: Dual-function smart electrolyte for dye-sensitized solar cells: 5-mercaptotetrazoles as redox mediator and corrosion repressor?

RMIT University, Australia
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ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rfr_id=info%3Asid%2FANDS&rft_id=https://figshare.com/articles/Dual_Function_Smart_Electrolyte_for_Dye_Sensitized_Solar_Cells_5_Mercaptotetrazoles_as_Redox_Mediator_and_Corrosion_Repressor/2137204&rft.title=Data from: Dual-function smart electrolyte for dye-sensitized solar cells: 5-mercaptotetrazoles as redox mediator and corrosion repressor?&rft.identifier=4ce92c470a78c450762cbcbb417f6116&rft.publisher=RMIT University, Australia&rft.description=Attached file provides supplementary data for linked article. Metal charge collectors are an essential component of photovoltaic modules, facilitating charge collection over larger areas. Their application in dye-sensitized solar cells has so far been hampered by two major factors: (1) the redox mediators employed in these photoelectrochemical devices are generally corrosive to metals, and (2) they generally show low overpotentials for their redox reactions on these metal surfaces, which leads to significant recombination losses at the photoanode. Here, a thiolate-based redox mediator, sodium 1-phenyl-1H-5-mercaptotetrazole (Tph), is shown to form self-assembled monolayers on silver electrodes and to act as an effective corrosion protection layer while also exhibiting high overpotentials on these metals at the photoanode. The anticorrosive properties are strongly dependent on the structure of the thiolate. Replacement of the phenyl group in Tph with a methyl substituent accelerates the corrosion process by orders of magnitude. Finally, we demonstrate the applicability of Tph-based electrolytes in a 60 cm2 dye-sensitized solar cell comprising unprotected silver charge-collecting electrodes. (Chemical Equation Presented).&rft.creator=Anonymous&rft.date=2018&rft.relation=https://dx.doi.org/10.1021/acs.jpcc.5b05195&rft_rights=All rights reserved&rft_rights=CC BY-NC: Attribution-Noncommercial 3.0 AU http://creativecommons.org/licenses/by-nc/3.0/au&rft_subject=Corrosion &rft_subject=Anti-corrosive properties&rft_subject=Charge collection&rft_subject=Chemical equations&rft_subject=Corrosion process&rft_subject=Orders of magnitude&rft_subject=Photo-electrochemical device&rft_subject=Photovoltaic modules&rft_subject=Recombination loss&rft_subject=Corrosion protection&rft_subject=Corrosion resistance&rft_subject=Electrodes&rft_subject=Electrolytes&rft_subject=Photovoltaic cells&rft_subject=Redox reactions&rft_subject=Self assembled monolayers&rft_subject=Surface reactions&rft_subject=Chemical Sciences not elsewhere classified&rft_subject=CHEMICAL SCIENCES&rft_subject=OTHER CHEMICAL SCIENCES&rft.type=dataset&rft.language=English Access the data
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Attached file provides supplementary data for linked article. Metal charge collectors are an essential component of photovoltaic modules, facilitating charge collection over larger areas. Their application in dye-sensitized solar cells has so far been hampered by two major factors: (1) the redox mediators employed in these photoelectrochemical devices are generally corrosive to metals, and (2) they generally show low overpotentials for their redox reactions on these metal surfaces, which leads to significant recombination losses at the photoanode. Here, a thiolate-based redox mediator, sodium 1-phenyl-1H-5-mercaptotetrazole (Tph), is shown to form self-assembled monolayers on silver electrodes and to act as an effective corrosion protection layer while also exhibiting high overpotentials on these metals at the photoanode. The anticorrosive properties are strongly dependent on the structure of the thiolate. Replacement of the phenyl group in Tph with a methyl substituent accelerates the corrosion process by orders of magnitude. Finally, we demonstrate the applicability of Tph-based electrolytes in a 60 cm2 dye-sensitized solar cell comprising unprotected silver charge-collecting electrodes. (Chemical Equation Presented).

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Anti-corrosive properties | Chemical Sciences | Charge collection | Chemical Sciences Not Elsewhere Classified | Chemical equations | Corrosion | Corrosion process | Corrosion protection | Corrosion resistance | Electrodes | Electrolytes | Other Chemical Sciences | Orders of magnitude | Photo-electrochemical device | Photovoltaic cells | Photovoltaic modules | Recombination loss | Redox reactions | Self assembled monolayers | Surface reactions |

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  • Local : 4ce92c470a78c450762cbcbb417f6116
ACN 633 798 857