Posts Tagged ‘chemistry’
Diapers made from CO2 coming soon?
BROWN / YALE (US) — Chemists have identified a cheaper and more sustainable method for producing acrylate, a chemical used to make materials from polyester fabrics to diapers. Continue…
Friday, March 22, 2013 12:26 - 1 Comment
Science & Technology - Jan 25, 2013 17:27 - 0 Comments
Love-hate bond forms new compound
NORTHWESTERN (US) — Adding unpaired electrons to the mix has let scientists interlock identical rings that would normally repel each other, resulting in a new chemical compound. (more…)
Science & Technology - Jan 21, 2013 12:19 - 0 Comments
Polymer sieve divides gases by size
CARDIFF U. (UK) — A new polymer efficiently separates gas mixtures by the size of the molecules, report researchers. (more…)
Science & Technology - Jan 17, 2013 13:12 - 0 Comments
Coating of air makes liquid bounce off fabric
U. MICHIGAN (US) — A nanoscale coating that’s at least 95 percent air repels liquid and causes it to recoil from treated surfaces. (more…)
Science & Technology - Dec 11, 2012 17:42 - 0 Comments
Plant extract works as cathode for batteries
RICE (US) — Researchers say a plant extract can be turned into a highly effective, natural cathode for lithium-ion batteries. (more…)
Science & Technology - Dec 10, 2012 12:11 - 2 Comments
Teflon leftover can fuel drug discovery
USC (US) — Chemists have found a way to turn ozone-destroying greenhouse gas leftover from Teflon manufacture into reagents for producing pharmaceuticals. (more…)
Science & Technology - Dec 3, 2012 13:20 - 0 Comments
First look as mill slams chemicals together
MCGILL (CAN) — X-rays reveal what happens when scientists use mechanical force—the intense impact of steel balls in rapidly moving jars—to create a chemical reaction. (more…)
Science & Technology - Nov 26, 2012 13:05 - 0 Comments
‘Lava dots’ made from molten metal salt
RICE (US) — Thanks to a chance discovery, scientists now know how to make hollow, coated versions of a nanotech staple called quantum dots. (more…)
Science & Technology - Nov 20, 2012 10:35 - 0 Comments
Team tackles mystery of nature’s anti-freeze
NYU (US) — Water always freezes when the temperature drops below 32 degrees Fahrenheit, right? That’s a common misconception, say chemists. (more…)
Science & Technology - Aug 2, 2012 8:39 - 1 Comment
‘Breathing’ battery saves energy for rainy day
USC (US) — A new low-cost, “air-breathing” battery has the capacity to store between eight and 24 hours’ worth of energy. (more…)
Science & Technology - Jul 18, 2012 10:15 - 0 Comments
Man-made pores behave like the real thing
U. BUFFALO (US) — Synthetic pores, inspired by nature, mimic critical features of cellular ion channels, which restrict the types of materials allowed to enter human cells. (more…)
Top Stories - Jul 17, 2012 10:09 - 1 Comment
Sea moss compound flushes out latent HIV
STANFORD (US) — A new collection of compounds—derived from a tiny marine organism—activate hidden reservoirs of HIV that currently make AIDS nearly impossible to eradicate.
Science & Technology - Jul 9, 2012 16:50 - 1 Comment
Catalysts could lead to greener chemicals
CALTECH (US) — A new class of catalysts will make it possible to synthesize a wide range of chemicals— from pharmaceuticals to insect pheromones—using environmentally friendly methods. (more…)
Science & Technology - Jul 5, 2012 11:36 - 1 Comment
Top electron problem gets a KO punch
U. CHICAGO (US) —Scientists can more accurately predict the dynamic behavior of electrons in atoms and molecules in chemical reactions that govern phenomena like the fuel efficiency of combustion engines and the depletion of the atmospheric ozone. (more…)
Science & Technology - May 29, 2012 12:27 - 0 Comments
Tiniest 5-ring molecule named for Olympics
U. WARWICK (UK) — Scientists have created and imaged the smallest possible five-ringed structure—about 100,000 times thinner than a human hair. (more…)
Science & Technology - May 18, 2012 15:24 - 4 Comments
Graphene coat could rust-proof steel
U. BUFFALO (US) — A non-toxic, graphene-based composite for rust-proofing steel is in the works, and could replace the current coatings, which contain a probable carcinogen. (more…)
Science & Technology - Mar 30, 2012 9:53 - 0 Comments
Cheaper, greener catalysts from iron
U. TORONTO (CAN) — Chemists have discovered environmentally-friendly iron-based catalysts that work as well as expensive, toxic metal-based ones currently in use by the drug, food, and fragrance industries. (more…)
Science & Technology - Mar 27, 2012 13:33 - 1 Comment
Nano ‘starfruit’ may be imaging gold
RICE (US) — Starfruit-shaped gold nanorods may ultimately make it possible to detect very small amounts of organic molecules such as DNA and biomarkers for particular diseases, including cancer. (more…)
Top Stories - Mar 12, 2012 10:18 - 0 Comments
For pennies, origami sensor may detect HIV, malaria
U. TEXAS-AUSTIN (US) — Inspired by the paper-folding art of origami, a new 3-D sensor is designed to detect diseases for less than 10 cents a pop. (more…)
