News tagged with activated carbon
'Holey' Nanosheets for Wastewater Dye Removal
Nanotechnology / Nanomaterials
Jul 01, 2009 |
5 / 5 (5) |
1
(PhysOrg.com) -- Researchers have discovered that extremely thin sheets of nickel oxide with hexagonally shaped holes can absorb hazardous dyes from wastewater nearly as well as the best traditional methods, but are recyclable. ...
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Researchers transform carbon dioxide into methanol
Apr 16, 2009 |
4.2 / 5 (9) |
10
Scientists at Singapore's Institute of Bioengineering and Nanotechnology (IBN) have succeeded in unlocking the potential of carbon dioxide - a common greenhouse gas - by converting it into a more useful product.
Mice use specialized neurons to detect carbon dioxide in the air
Biology /
Aug 16, 2007 |
4 / 5 (1) |
0
For mice, carbon dioxide often means danger - too many animals breathing in too small a space or a hungry predator exhaling nearby. Mice have a way of detecting carbon dioxide, and new research from Rockefeller University ...
Converting Nitrogen to a More Useful Form
Jan 09, 2007 |
3.9 / 5 (10) |
0
Nitrogen-containing organic compounds are important products as well as intermediates for many pharmaceuticals, agrochemicals, and chemicals used in electronics. Air contains plenty of nitrogen, but it is in a form that cannot ...
Using an activated-carbon filtering pitcher significantly reduces chemicals in tap water
Nov 02, 2006 |
2.8 / 5 (6) |
0
A study conducted by Universite Laval researchers concludes that using an activated-carbon filtering pitcher is the most effective way to reduce disinfection by-products in tap water. The results of the study, funded by the ...
This idea doesn't stink: New tech cuts industrial odors, pollutants
Aug 26, 2009 |
4.5 / 5 (4) |
0
A North Carolina State University researcher has devised a new technology that really does not stink. In fact, it could be the key to eliminating foul odors and air pollutants emitted by industrial chicken rendering facilities ...
A molecular switch turns on the flame in 'nature's blowtorch'
May 29, 2008 |
4.9 / 5 (7) |
0
Uncontrolled reaction of organic compounds with oxygen is easy: we call it fire. But nature often needs to do oxidations very specifically, adding oxygen to a particular carbon atom in a complicated molecule without disturbing ...
Progress toward Artificial Photosynthesis?
Mar 09, 2007 |
4.5 / 5 (62) |
0
Plants can do it: they simply grab carbon dioxide out of the air and covert it into biomass. In this process, known as photosynthesis, the plants use light as their energy source. Chemists would also like to be able to use ...
Cleanup method uses activated carbons to anchor toxins to bottom of the bay
Nov 28, 2007 |
5 / 5 (5) |
1
Imagine a Brita filter big enough to clean up San Francisco Bay. Richard Luthy, chair of Stanford's Department of Civil and Environmental Engineering, has a plan to clean polluted sediment at Hunters Point ...
Water Filtration Technique Removes Dangerous Freshwater Algae Toxins
Aug 24, 2006 |
4.2 / 5 (5) |
0
A water filtration technique that normally cleans up agricultural chemicals is also effective at removing a toxin secreted by algae found in lakes and rivers, an Ohio State University study has found.
New biosensor can detect bacteria instantaneously
Chemistry / Analytical Chemistry
Sep 08, 2009 |
5 / 5 (4) |
0
A research group from the Rovira i Virgili University (URV) in Tarragona, Spain, has developed a biosensor that can immediately detect very low levels of Salmonella typhi, the bacteria that causes typhoid fever. ...
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