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Nitrogen fixation by titanium dioxide

  • US 9,029,282 B2
  • Filed: 11/07/2013
  • Issued: 05/12/2015
  • Est. Priority Date: 04/01/2008
  • Status: Active Grant
First Claim
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1. A nitrogen fixation method, comprising:

  • providing an amount of titania catalyst;

    contacting the titania catalyst with a feed stream comprising nitrogen;

    heating the titania catalyst at a temperature of between about 40°

    C. and about 600°

    C. to fix nitrogen from the feed stream to form oxidized nitrogen products; and

    removing the oxidized nitrogen products from the titania catalyst, comprising contacting the titania catalyst with water, the nitrogen products dissolving in the water;

    wherein heating the titania catalyst is carried out in the absence of light for photochemically activating the titania catalyst.

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