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News articles about "chemical"

Metal-free catalyst outperforms platinum in fuel cell

Researchers from South Korea Case Western Reserve University and University of North Texas have discovered an inexpensive and easily produced catalyst that performs better than platinum in oxygen reduction reactions The finding detailed in Nature's ... - Read More

Life-producing phosphorus carried to Earth by meteorites

Phosphorus, phosphorus, Earth, earth
Scientists may not know for certain whether life exists in outer space but new research from a team of scientists led by a University of South Florida astrobiologist now shows that one key element that ... - Read More

Scientists create novel silicon electrodes that improve lithium-ion batteries

Lithium, Lithium-ion, Lithium-ion batteries, Silicon
Stanford University scientists have dramatically improved the performance of lithium ion batteries by creating novel electrodes made of silicon and conducting polymer hydrogel a spongy material similar to that used in contact lenses and other ... - Read More

Roman seawater concrete holds the secret to cutting carbon emissions

Emissions
The chemical secrets of a concrete Roman breakwater that has spent the last 2 000 years submerged in the Mediterranean Sea have been uncovered by an international team of researchers led by Paulo Monteiro of ... - Read More

Metamaterials: Leading light waves astray

The development of structured synthetic materials with unusual electromagnetic properties so called metamaterials promises to provide access to special physical effects of great technological interest Metamaterials have already been fabricated that have a negative refractive ... - Read More

Organic chemistry: Leading light waves astray

The development of structured synthetic materials with unusual electromagnetic properties so called metamaterials promises to provide access to special physical effects of great technological interest Metamaterials have already been fabricated that have a negative refractive ... - Read More

Method for recycling plastic with printed ink developed

Plastic, Plastic
Researchers at the University of Alicante have developed a procedure that removes printed ink on plastic films used in flexible packaging getting a product free from ink and suitable for recycling This new technology developed ... - Read More

Enzyme from wood-eating gribble could help turn waste into biofuel

Enzyme, Enzyme, Enzyme, enzyme
Scientists have discovered a new enzyme that could prove an important step in the quest to turn waste such as paper scrap wood and straw into liquid fuel To do this they turned to the ... - Read More

New study predicts rising irrigation costs, reduced yields for U.S. corn

Water, Water, Water
If the climate continues to evolve as predicted by the Intergovernmental Panel on Climate Change the United States stands little to no chance of satisfying its current biofuel goals according to a new study by ... - Read More

Diet likely changed game for some hominids 3.5 million years ago

Carbon, carbon
A new look at the diets of ancient African hominids shows a game changer occurred about 3.5 million years ago when some members added grasses or sedges to their menus according to a new study ... - Read More

Molecular switch for cheaper biofuel

Molecular, molecular
Lignocellulosic waste such as sawdust or straw can be used to produce biofuel but only if the long cellulose and xylan chains can be successfully broken down into smaller sugar molecules To do this fungi ... - Read More

Female moths use olfactory signals to choose the best egg-laying sites

Olfactory
Functional calcium imaging in the antennal lobes of a female Manduca sexta moth Different activation patterns red spots can be observed depending on whether the moths respond to Z 3 hexenyl acetate or E 2 ... - Read More

New study predicts rising irrigation costs, reduced yields for US corn

Water, Water, Water
If the climate continues to evolve as predicted by the Intergovernmental Panel on Climate Change the United States stands little to no chance of satisfying its current biofuel goals according to a new study by ... - Read More

Dairy's carbon footprint: Flatulence tops the list

Carbon, carbon
Researchers at the University of Arkansas are attempting to help the U S dairy industry decrease its carbon footprint as concentrations of carbon dioxide in Earth's atmosphere reach record levels In 2007 Americans consumed approximately ... - Read More

Printing innovations provide 10-fold improvement in organic electronics

Organic, organic, Organic
Through innovations to a printing process researchers have made major improvements to organic electronics a technology in demand for lightweight low cost solar cells flexible electronic displays and tiny sensors The printing method is fast ... - Read More

A step closer to artificial livers: Researchers identify compounds that help liver cells grow outside body

Compounds
Prometheus the mythological figure who stole fire from the gods was punished for this theft by being bound to a rock Each day an eagle swept down and fed on his liver which then grew ... - Read More

Even with defects, graphene is strongest material in the world

Material, Material
In a new study published in Science Columbia Engineering researchers demonstrate that graphene even if stitched together from many small crystalline grains is almost as strong as graphene in its perfect crystalline form This work ... - Read More

Chemical Causes Kidney Failure in Mosquitoes

Released 5 31 2013 9 00 AM EDTSource Newsroom Vanderbilt University Medical Center more news from this source May 31 2013 Researchers are targeting a possible new weapon in the fight against malaria science that ... - Read More

Ultrasound ‘Making Waves’ for Enhancing Biofuel Production

All chefs know that you have to break some eggs to make an omelet and that includes engineers at Iowa State University who are using high frequency sound waves to break down plant materials in ... - Read More

Atom by atom, bond by bond, a chemical reaction caught in the act

Atom, Atom, Atom
When Felix Fischer of the U S Department of Energy's Lawrence Berkeley National Laboratory Berkeley Lab set out to develop nanostructures made of graphene using a new controlled approach to chemical reactions the first result ... - Read More
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