Berkeley Lab solar-to-fuel system for CO2 to ethanol and ethylene; light-powered production of fuel via artificial photosynthesis
Green Car Congress
SEPTEMBER 19, 2017
Changing the configuration to a high-performance, tandem solar cell connected in tandem yielded a conversion efficiency to hydrocarbons and oxygenates exceeding 5 percent at 1-sun illumination. Reducing CO 2 to a hydrocarbon end product like ethanol or ethylene can take up to 5 volts, start to finish. to 1-sun illumination.
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