Covalent organic frameworks comprising cobalt porphyrins for catalytic CO2 reduction in water
Lin, Song1,2; Diercks, Christian S.1,3; Zhang, Yue-Biao1,3,4; Kornienko, Nikolay1; Nichols, Eva M.1,2; Zhao, Yingbo1; Paris, Aubrey R.1; Kim, Dohyung; Yang, Peidong1,3,5,6; Yaghi, Omar M.1,3,6,7
2015-09-11
发表期刊SCIENCE
ISSN0036-8075
卷号349期号:6253页码:1208-1213
发表状态已发表
DOI10.1126/science.aac8343
摘要Conversion of carbon dioxide (CO2) to carbon monoxide (CO) and other value-added carbon products is an important challenge for clean energy research. Here we report modular optimization of covalent organic frameworks (COFs), in which the building units are cobalt porphyrin catalysts linked by organic struts through imine bonds, to prepare a catalytic material for aqueous electrochemical reduction of CO2 to CO. The catalysts exhibit high Faradaic efficiency (90%) and turnover numbers (up to 290,000, with initial turnover frequency of 9400 hour(-1)) at pH 7 with an overpotential of -0.55 volts, equivalent to a 26-fold improvement in activity compared with the molecular cobalt complex, with no degradation over 24 hours. X-ray absorption data reveal the influence of the COF environment on the electronic structure of the catalytic cobalt centers.
收录类别SCI
语种英语
资助项目DOE[DE-AC02-05CH11231]
WOS研究方向Science & Technology - Other Topics
WOS类目Multidisciplinary Sciences
WOS记录号WOS:000360968400039
出版者AMER ASSOC ADVANCEMENT SCIENCE
WOS关键词SELECTIVE ELECTROCATALYTIC REDUCTION ; CARBON-DIOXIDE ; ELECTROCHEMICAL REDUCTION ; THIN-FILMS ; MACROCYCLES ; OXIDATION ; NICKEL ; PLANET
原始文献类型Article
引用统计
文献类型期刊论文
条目标识符https://kms.shanghaitech.edu.cn/handle/2MSLDSTB/2631
专题物质科学与技术学院_PI研究组_章跃标组
通讯作者Yaghi, Omar M.
作者单位1.Univ Calif Berkeley, Dept Chem, Berkeley, CA 94720 USA
2.Univ Calif Berkeley, Lawrence Berkeley Natl Lab, Div Chem Sci, Berkeley, CA 94720 USA
3.Univ Calif Berkeley, Lawrence Berkeley Natl Lab, Div Mat Sci, Berkeley, CA 94720 USA
4.ShanghaiTech Univ, Sch Phys Sci & Technol, Shanghai 201210, Peoples R China
5.Univ Calif Berkeley, Dept Mat Sci & Engn, Berkeley, CA 94720 USA
6.Kavli Energy Nanosci Inst, Berkeley, CA 94720 USA
7.King Fahd Univ Petr & Minerals, Dhahran 34464, Saudi Arabia
8.Univ Calif Berkeley, Howard Hughes Med Inst, Berkeley, CA 94720 USA
9.Univ Calif Berkeley, Dept Mol & Cell Biol, Berkeley, CA 94720 USA
推荐引用方式
GB/T 7714
Lin, Song,Diercks, Christian S.,Zhang, Yue-Biao,et al. Covalent organic frameworks comprising cobalt porphyrins for catalytic CO2 reduction in water[J]. SCIENCE,2015,349(6253):1208-1213.
APA Lin, Song.,Diercks, Christian S..,Zhang, Yue-Biao.,Kornienko, Nikolay.,Nichols, Eva M..,...&Chang, Christopher J..(2015).Covalent organic frameworks comprising cobalt porphyrins for catalytic CO2 reduction in water.SCIENCE,349(6253),1208-1213.
MLA Lin, Song,et al."Covalent organic frameworks comprising cobalt porphyrins for catalytic CO2 reduction in water".SCIENCE 349.6253(2015):1208-1213.
条目包含的文件
文件名称/大小 文献类型 版本类型 开放类型 使用许可
个性服务
查看访问统计
谷歌学术
谷歌学术中相似的文章
[Lin, Song]的文章
[Diercks, Christian S.]的文章
[Zhang, Yue-Biao]的文章
百度学术
百度学术中相似的文章
[Lin, Song]的文章
[Diercks, Christian S.]的文章
[Zhang, Yue-Biao]的文章
必应学术
必应学术中相似的文章
[Lin, Song]的文章
[Diercks, Christian S.]的文章
[Zhang, Yue-Biao]的文章
相关权益政策
暂无数据
收藏/分享
文件名: 2631.pdf
格式: Adobe PDF
此文件暂不支持浏览
所有评论 (0)
暂无评论
 

除非特别说明,本系统中所有内容都受版权保护,并保留所有权利。