Posts Tagged ‘chemistry’
Gold nanoparticles relay signals down the line
RICE (US) — Tiny channels of gold nanoparticles may transmit electromagnetic energy that starts as light and propagates via “dark plasmons.” Continue…
Friday, February 10, 2012 12:41 - 0 Comments
Science & Technology - Jan 24, 2012 14:16 - 0 Comments
Water sees right through graphene
RICE (US) — Graphene is largely transparent to the eye and, as it turns out, largely transparent to water. (more…)
Top Stories - Jan 12, 2012 16:30 - 0 Comments
Radical new view of metal oxides
UC DAVIS (US) — Researchers have proposed a totally new way of thinking about the chemical reactions between water and metal oxides, the most common minerals on Earth. (more…)
Science & Technology - Jan 12, 2012 15:25 - 0 Comments
Sensor detects lithium battery fires
JOHNS HOPKINS (US) — An inexpensive new sensor can detect overheating and potential fires in common rechargeable lithium-ion batteries. (more…)
Science & Technology - Jan 3, 2012 12:41 - 0 Comments
Shearing forces yield stringy surprise
U. CHICAGO / CORNELL (US) — Microscopic spheres form strings in surprising alignments when suspended in a viscous fluid and sheared between two plates, say researchers. (more…)
Health & Medicine - Dec 30, 2011 9:58 - 2 Comments
New + old pipes = lead in the water
WASHINGTON U.-ST. LOUIS (US) — Partial replacement of old lead pipes can make water contamination problems worse, a new study shows. (more…)
Science & Technology - Dec 9, 2011 12:22 - 0 Comments
Doping graphene on edge 1,000x more potent
GEORGIA TECH (US) — Doping 2-D sheets of graphene on the edge is 1,000 times more efficient at producing electron carriers than doping on the surface, a new study shows. (more…)
Science & Technology - Dec 9, 2011 11:21 - 0 Comments
Lasers track nanotubes in living cells
PURDUE (US) — A new imaging tool that tracks carbon nanotubes in living cells and the bloodstream could advance their use for biomedical research and clinical medicine. (more…)
Science & Technology - Dec 1, 2011 7:52 - 1 Comment
Better electronics? Start with the switch
U. PITTSBURGH (US) — A new type of switch that performs logic functions within a single molecule could mean smaller, faster, and more efficient electronics. (more…)
Science & Technology - Nov 30, 2011 11:39 - 0 Comments
Fast reactions for more ‘eureka!’ moments
PRINCETON (US) — An effort to achieve “accelerated serendipity” uses robotics to perform more than 1,000 chemical reactions a day with molecules never before combined. (more…)
Top Stories - Nov 23, 2011 11:33 - 0 Comments
Stable liquid stores hydrogen
U. OREGON (US) — A new liquid material stores hydrogen safely at room temperature and is both air- and moisture-stable, a step forward in efforts to develop a carrier for hydrogen fuel. (more…)
Health & Medicine - Nov 18, 2011 10:43 - 0 Comments
2M nanorods crammed into cancer cell
RICE (US) — Chemists have found a way to load more than 2 million tiny gold particles called nanorods into a single cancer cell. (more…)
Health & Medicine - Nov 8, 2011 12:44 - 0 Comments
Clearest view yet of complex tied to cancer
BROWN (US) — Scientists have determined the structure of an enzyme complex that regulates vital cell functions. (more…)
Science & Technology - Oct 26, 2011 11:14 - 3 Comments
No worries: Nanoparticles are nothing new
U. OREGON (US) — Nanoparticles—long thought to be potentially hazardous to human health—have in reality been forming naturally for as long as humans have used silver, copper, and other metals for tools and jewelry. (more…)
Science & Technology - Oct 12, 2011 12:02 - 1 Comment
What do pendulums and elastic film share?
U. CHICAGO (US) — A coupled line of swinging pendulums has nothing apparently in common with an elastic film that buckles and folds under compression while floating on a liquid, but scientists have discovered a connection between the two. (more…)
Science & Technology - Oct 3, 2011 9:39 - 1 Comment
Self-cleaning cloth breaks down chemicals
UC DAVIS (US) — A new self-cleaning fabric made from cotton can kill bacteria and break down toxic chemicals such as pesticide residues when exposed to light. (more…)
Science & Technology - Sep 30, 2011 13:41 - 0 Comments
Method maps tiny ‘two-faced’ nanoparticles
VANDERBILT (US) — Chemists have developed a way to rapidly map the surfaces of tiny particles that possess two chemically distinct faces. Potential applications range from drug delivery to video displays, say researchers. (more…)
Science & Technology - Sep 28, 2011 10:33 - 0 Comments
All-natural nanosponge captures CO2
NORTHWESTERN (US) — Nanostructures made of sugar, salt, and alcohol are able to effectively detect, capture, and store carbon dioxide—and are themselves carbon-neutral. (more…)
Science & Technology - Sep 27, 2011 13:00 - 4 Comments
Cheaper touch screens from copper film
DUKE (US) — A new way to make flexible materials from copper nanowires could drive down the cost of touch screen displays used in mobile devices and tablets, like the iPad. (more…)
