Global S&T Development Trend Analysis Platform of Resources and Environment
DOI | 10.1126/science.aax4608 |
Molecular electrocatalysts can mediate fast, selective CO2 reduction in a flow cell | |
Ren, Shaoxuan1; Joulie, Dorian1,2; Salvatore, Danielle3; Torbensen, Kristian2; Wang, Min2; Robert, Marc2; Berlinguette, Curtis P.1,3,4,5 | |
2019-07-26 | |
发表期刊 | SCIENCE |
ISSN | 0036-8075 |
EISSN | 1095-9203 |
出版年 | 2019 |
卷号 | 365期号:6451页码:367-+ |
文章类型 | Article |
语种 | 英语 |
国家 | Canada; France |
英文摘要 | Practical electrochemical carbon dioxide (CO2) conversion requires a catalyst capable of mediating the efficient formation of a single product with high selectivity at high current densities. Solid-state electrocatalysts achieve the CO2 reduction reaction (CO2RR) at current densities >= 150 milliamperes per square centimeter (mA/cm(2)), but maintaining high selectivities at high current densities and efficiencies remains a challenge. Molecular CO2 RR catalysts can be designed to achieve high selectivities and low overpotentials but only at current densities irrelevant to commercial operation. We show here that cobalt phthalocyanine, a widely available molecular catalyst, can mediate CO2 to CO formation in a zero-gap membrane flow reactor with selectivities > 95% at 150 mA/cm(2). The revelation that molecular catalysts can work efficiently under these operating conditions illuminates a distinct approach for optimizing CO2RR catalysts and electrolyzers. |
领域 | 地球科学 ; 气候变化 ; 资源环境 |
收录类别 | SCI-E |
WOS记录号 | WOS:000477703100037 |
WOS关键词 | ELECTROCHEMICAL REDUCTION ; CARBON-DIOXIDE ; CATALYST ; ELECTROREDUCTION ; CONVERSION ; EFFICIENT ; MONOXIDE ; ELECTROLYSIS ; ELECTRODES ; MANGANESE |
WOS类目 | Multidisciplinary Sciences |
WOS研究方向 | Science & Technology - Other Topics |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://119.78.100.173/C666/handle/2XK7JSWQ/201940 |
专题 | 地球科学 资源环境科学 气候变化 |
作者单位 | 1.Univ British Columbia, Dept Chem, Vancouver, BC V6T 1Z1, Canada; 2.Univ Paris, CNRS, Lab Electrochim Mol, F-75013 Paris, France; 3.Univ British Columbia, Dept Chem & Biol Engn, Vancouver, BC V6T 1Z3, Canada; 4.Univ British Columbia, Stewart Blusson Quantum Matter Inst, Vancouver, BC V6T 1Z4, Canada; 5.CIFAR, Toronto, ON M5G 1M1, Canada |
推荐引用方式 GB/T 7714 | Ren, Shaoxuan,Joulie, Dorian,Salvatore, Danielle,et al. Molecular electrocatalysts can mediate fast, selective CO2 reduction in a flow cell[J]. SCIENCE,2019,365(6451):367-+. |
APA | Ren, Shaoxuan.,Joulie, Dorian.,Salvatore, Danielle.,Torbensen, Kristian.,Wang, Min.,...&Berlinguette, Curtis P..(2019).Molecular electrocatalysts can mediate fast, selective CO2 reduction in a flow cell.SCIENCE,365(6451),367-+. |
MLA | Ren, Shaoxuan,et al."Molecular electrocatalysts can mediate fast, selective CO2 reduction in a flow cell".SCIENCE 365.6451(2019):367-+. |
条目包含的文件 | 条目无相关文件。 |
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