Posts Tagged ‘nanoscience’
Wires get cozy in smallest circuits
MCGILL (CAN) — A team of scientists has engineered one of the world’s smallest electronic circuits. Continue…
Wednesday, December 14, 2011 10:20 - 0 Comments
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 2, 2011 10:45 - 0 Comments
Coating makes 3-D objects look flat
U. MICHIGAN (US) — Engineers have developed a carbon nanotube coating that can conceal an object’s 3-D geometry, absorbing 99.9 percent of its light to make it look like a flat black sheet. (more…)
Science & Technology - Nov 29, 2011 10:12 - 1 Comment
Nano wrinkles create tiny pipes
BROWN (US) — Wrinkles and folds, common in nature, do something unusual at the nanoscale. (more…)
Science & Technology - Nov 28, 2011 12:56 - 2 Comments
Electrode for durable batteries on the grid
STANFORD (US) — A new type of battery electrode could make large-scale storage for solar and wind power more feasible. (more…)
Science & Technology - Nov 18, 2011 11:07 - 0 Comments
Fuse DNA, nanotubes for better biosensors
PURDUE (US) — A new method for stacking synthetic DNA and carbon nanotubes onto a biosensor electrode may lead to more accurate ways to measure and manage diseases, such as diabetes. (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…)
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 26, 2011 10:59 - 0 Comments
Pull skin-like sensor. Watch it bounce back
STANFORD (US) — A transparent sensor that is so stretchy it can be pulled to twice its original length and then bounce back perfectly has potential for use with prosthetic limbs, robotics, and touch-sensitive computer displays. (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 11:28 - 1 Comment
Nonlinear laser light at the nanoscale
STANFORD (US) — By harnessing plasmonics to intensify light, engineers have created an ultra-compact, nanoscale light source that could ultimately find applications in data communications. (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…)
Top Stories - Sep 20, 2011 14:37 - 2 Comments
In new solar cells, quantum dots get cozy
U. TORONTO (CAN) — A new way to tightly pack quantum dots together has yielded the most efficient solar cell of its kind. (more…)
Science & Technology - Sep 20, 2011 14:02 - 2 Comments
Fatal attraction: Cells ingest nanotubes
BROWN U. (US) — Carbon nanotubes and other long nanomaterials can spell trouble for cells. The reason: Cells mistake them for spheres and try to engulf them. (more…)
Science & Technology - Aug 30, 2011 11:06 - 0 Comments
Gold wires get ‘brittle-like’ at nanoscale
RICE (US) — Tiny gold wires often used in high-end electronic applications are known for being flexible and conductive—qualities that don’t necessarily apply at the nanoscale. (more…)
Top Stories - Aug 25, 2011 10:20 - 0 Comments
Inorganic clusters look like living viruses
U. MICHIGAN (US) — By exploiting a delicate balance of atomic forces, researchers can create nanoparticle superclusters that are uniform in size—an important factor in a variety of nanotech applications. (more…)
Science & Technology - Aug 24, 2011 10:11 - 1 Comment
Nano bundles offer ‘extreme’ storage
RICE U. (US) — A new solid-state, nanotube-based supercapacitor promises to combine the best qualities of high-energy batteries and fast-charging capacitors in a device suitable for extreme environments. (more…)
Top Stories - Aug 2, 2011 11:44 - 0 Comments
Can’t get any smaller: Battery in a nanowire
RICE U. (US) — Researchers have packed a lithium ion battery into a single nanowire, creating what may be the smallest possible version of such energy storage devices. (more…)
