(Phys.org) —In adding steam to benzene, C6H6, to generate hydrogen, the step that determines the reaction's speed is not the benzene's absorption onto the catalyst, but rather the first benzene bond that breaks, according ...
Materials Science
Jun 19, 2013
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(Phys.org) —The only truly practical biofuels will be those made from abundant feedstocks like switchgrass, wheat straw, and other woody plants, whose cell walls consist of lignocellulose. After pretreatment to remove or ...
Biotechnology
Jun 11, 2013
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(Phys.org) —Ripening fruit, vegetables, and flowers release ethylene, which works as a plant hormone. Ethylene accelerates ripening, so other unripened fruit also begins to ripen—fruit and vegetables quickly spoil and ...
Materials Science
May 13, 2013
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There's a lot that can be done with a corn cob after the kernels have been removed. Farmers leave the cobs on the field to boost soil quality. Enterprising cooks use the cobs to make jelly. In China, the sugar xylose is extracted ...
Biotechnology
May 3, 2013
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(Phys.org) —Los Alamos scientists published an article in the scientific journal Nature Chemistry that could offer a big step on the path to renewable energy.
Materials Science
May 1, 2013
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(Phys.org) —Xylan is a polysaccharide composed of pentoses – five carbon sugars – that represents a double-edged sword for advanced biofuels. On the one hand, as the world's second most abundant source of biomass after ...
Biotechnology
Apr 2, 2013
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(Phys.org) —When blessed with a resource in overwhelming abundance it's generally a good idea to make valuable use of that resource. Lignocellulosic biomass is the most abundant organic material on Earth. For thousands ...
Biotechnology
Mar 29, 2013
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A new study documents a loss of 1.3 million acres of grassland over a five-year period in the Western Corn Belt - a rate not seen since the 1920s and 1930s.
Ecology
Feb 21, 2013
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(Phys.org)—Proton delivery and removal determines if a well-studied catalyst takes its highly productive form or twists into a less useful structure, according to scientists at Pacific Northwest National Laboratory. The ...
Materials Science
Feb 11, 2013
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A new form of clean coal technology reached an important milestone recently, with the successful operation of a research-scale combustion system at Ohio State University. The technology is now ready for testing at a larger ...
Energy & Green Tech
Feb 6, 2013
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