Energy Conversion in Natural and Artificial Photosynthesis

被引:341
作者
McConnell, Iain [1 ]
Li, Gonghu [1 ]
Brudvig, Gary W. [1 ]
机构
[1] Yale Univ, Dept Chem, New Haven, CT 06520 USA
来源
CHEMISTRY & BIOLOGY | 2010年 / 17卷 / 05期
基金
美国国家卫生研究院;
关键词
INTRAMOLECULAR ELECTRON-TRANSFER; LIGHT-HARVESTING COMPLEXES; OXYGEN-EVOLVING COMPLEX; WATER OXIDATION; PHOTOSYSTEM-II; CRYSTAL-STRUCTURE; REACTION CENTERS; SUPRAMOLECULAR SYSTEMS; CHARGE RECOMBINATION; FUNCTIONAL-MODEL;
D O I
10.1016/j.chembiol.2010.05.005
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Modern civilization is dependent upon fossil fuels, a nonrenewable energy source originally provided by the storage of solar energy. Fossil-fuel dependence has severe consequences, including energy security issues and greenhouse gas emissions. The consequences of fossil-fuel dependence could be avoided by fuel-producing artificial systems that mimic natural photosynthesis, directly converting solar energy to fuel. This review describes the three key components of solar energy conversion in photosynthesis: light harvesting, charge separation, and catalysis. These processes are compared in natural and in artificial systems. Such a comparison can assist in understanding the general principles of photosynthesis and in developing working devices, including photoelectrochemical cells, for solar energy conversion.
引用
收藏
页码:434 / 447
页数:14
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