CX-009904: Categorical Exclusion Determination

25A1028 - Towards Scale Solar Conversion of Carbon Dioxide and Water Vapor to Hydrocarbon Fuels CX(s) Applied: B3.6, B3.8 Date: 12/15/2009 Location(s): Pennsylvania Offices(s): Advanced Research Projects Agency-Energy

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December 15, 2009
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25A1028 - Towards Scale Solar Conversion of Carbon Dioxide and Water Vapor to Hydrocarbon Fuels
CX(s) Applied: B3.6, B3.8
Date: 12/15/2009
Location(s): Pennsylvania
Offices(s): Advanced Research Projects Agency-Energy

We have achieved efficient solar conversion of carbon dioxide and water vapor to methane and other hydrocarbons using high surface area nitrogen doped titania nanotube arrays, sensitized with nano-dimensional islands of co-catalysts copper and Ni, Pd or Pt.