{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Larrea C"],"funding":["Spanish Ministry of Economy","Madrid Regional Research Council (CAM) and ERDF (European Regional Development Fund)"],"pagination":["1951"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9960053"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["28(4)"],"pubmed_abstract":["CO<sub>2</sub> electrochemical reduction (CO<sub>2</sub> ER) from (bi)carbonate feed presents an opportunity to efficiently couple this process to alkaline-based carbon capture systems. Likewise, while this method of reducing CO<sub>2</sub> currently lags behind CO<sub>2</sub> gas-fed electrolysers in certain performance metrics, it offers a significant improvement in CO<sub>2</sub> utilization which makes the method worth exploring. This paper presents two simple modifications to a bicarbonate-fed CO<sub>2</sub> ER system that enhance the selectivity towards CO. Specifically, a modified hydrophilic cathode with Ag catalyst loaded through electrodeposition and the addition of dodecyltrimethylammonium bromide (DTAB), a low-cost surfactant, to the catholyte enabled the system to achieve a FE<sub>CO</sub> of 85% and 73% at 100 and 200 mA·cm<sup>-2</sup>, respectively. The modifications were tested in 4 h long experiments where DTAB helped maintain FE<sub>CO</sub> stable even when the pH of the catholyte became more alkaline, and it improved the CO<sup>2</sup> utilization compared to a system without DTAB."],"journal":["Molecules (Basel, Switzerland)"],"pubmed_title":["Strategies to Enhance CO<sub>2</sub> Electrochemical Reduction from Reactive Carbon Solutions."],"pmcid":["PMC9960053"],"funding_grant_id":["P2018/EMT-4344 BIOTRES-CM","PID 2020-116712RBC21"],"pubmed_authors":["Larrea C","Aviles-Moreno JR","Ocon P"],"additional_accession":[]},"is_claimable":false,"name":"Strategies to Enhance CO<sub>2</sub> Electrochemical Reduction from Reactive Carbon Solutions.","description":"CO<sub>2</sub> electrochemical reduction (CO<sub>2</sub> ER) from (bi)carbonate feed presents an opportunity to efficiently couple this process to alkaline-based carbon capture systems. Likewise, while this method of reducing CO<sub>2</sub> currently lags behind CO<sub>2</sub> gas-fed electrolysers in certain performance metrics, it offers a significant improvement in CO<sub>2</sub> utilization which makes the method worth exploring. This paper presents two simple modifications to a bicarbonate-fed CO<sub>2</sub> ER system that enhance the selectivity towards CO. Specifically, a modified hydrophilic cathode with Ag catalyst loaded through electrodeposition and the addition of dodecyltrimethylammonium bromide (DTAB), a low-cost surfactant, to the catholyte enabled the system to achieve a FE<sub>CO</sub> of 85% and 73% at 100 and 200 mA·cm<sup>-2</sup>, respectively. The modifications were tested in 4 h long experiments where DTAB helped maintain FE<sub>CO</sub> stable even when the pH of the catholyte became more alkaline, and it improved the CO<sup>2</sup> utilization compared to a system without DTAB.","dates":{"release":"2023-01-01T00:00:00Z","publication":"2023 Feb","modification":"2025-04-04T20:54:19.194Z","creation":"2025-02-18T23:57:46.605Z"},"accession":"S-EPMC9960053","cross_references":{"pubmed":["36838939"],"doi":["10.3390/molecules28041951"]}}