Posts Tagged ‘materials science’

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 - Feb 9, 2012 13:25 - 0 Comments

Nanospheres trap light and hold on longer

STANFORD (US) — Engineers have created photovoltaic nanoshells that harness a peculiar physical phenomenon to better trap light. (more…)

Science & Technology - Feb 1, 2012 14:25 - 0 Comments

Perfect nanotubes glow the brightest

RICE (US) — Researchers have identified the qualities that account for brighter fluorescence among single-walled carbon nanotubes. (more…)

Science & Technology - Jan 31, 2012 10:40 - 0 Comments

Next-gen electronics inspired by vacuum sealer

RUTGERS (US) — A familiar kitchen gadget has inspired an advance toward flexible screens for electronics. (more…)

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…)

Science & Technology - Jan 17, 2012 12:54 - 0 Comments

Carbon fibers yield graphene quantum dots

RICE (US) — Scientists have developed a one-step chemical process to turn carbon fibers into graphene quantum dots. (more…)

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 11, 2012 11:03 - 1 Comment

Electronics keep their cool with graphene

U. TEXAS-AUSTIN (US) — A new form of graphene could prevent laptops and other electronics from overheating, one of the largest hurdles to building smaller, more powerful devices. (more…)

Science & Technology - Jan 6, 2012 8:10 - 1 Comment

‘Pack’ semiconductors to boost efficiency

STANFORD (US) — A new way of packing molecules could boost the electrical conductivity of organic semiconductors, paving the way for foldable smartphones and clothing that uses sunlight to charge iPads. (more…)

Science & Technology - Jan 4, 2012 13:08 - 0 Comments

‘Tinkertoy’ framework most porous yet

U. PITTSBURGH (US) — An alternate approach to building porous materials could ease the delivery of drugs into the human body and better control the storage of voluminous quantities of gas molecules, new research shows. (more…)

Science & Technology - Jan 3, 2012 13:34 - 2 Comments

‘Pseudogap’ fuels superconductor feats

CALTECH (US) — New research on how copper oxides conduct electricity at higher temperatures may lead to cheaper superconductors. (more…)

Health & Medicine - Dec 28, 2011 10:53 - 0 Comments

How to build a better hip: Graphite

NORTHWESTERN (US) — Graphite may be the key to designing new materials for hip implants that last longer and are less susceptible to wear and tear. (more…)

Science & Technology - Dec 14, 2011 11:48 - 0 Comments

Graphene: Oil industry’s rising star

RICE (US) — Graphene’s strength, light weight, and solubility may ultimately make it the answer to the efficient, environmentally sound production of oil, 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 12:07 - 0 Comments

Zinc oxide wires boost LED performance

GEORGIA TECH (US) — Engineers have created zinc oxide microwires that significantly improve the efficiency at which LEDs convert electricity to ultraviolet light. (more…)

Science & Technology - Dec 6, 2011 13:09 - 0 Comments

Molecules fit together to form random tiles

U. NOTTINGHAM (UK) — Scientists have discovered they can prompt tiny flat molecules to fit together in a seemingly random pattern by adjusting the conditions in which the experiment is conducted. (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…)