News tagged with nature materials

Cheap, abundant cathode material found for producing hydrogen fuel (w/ video)

(PhysOrg.com) -- By replacing catalysts made of expensive noble metals like platinum with cheaper, earth-abundant materials, researchers have taken a step toward enabling the large-scale production of hydrogen ...

Chemistry / Materials Science

created May 10, 2011 | popularity 4.4 / 5 (22) | comments 60 | with audio podcast feature

New OLETs emit light more efficiently than equivalent OLEDs

(PhysOrg.com) -- Already, organic light-emitting diodes (OLEDs) are becoming commercialized for light display applications due to their advantages such as low fabrication costs and large-area emission. But ...

Nanotechnology / Nanomaterials

created May 31, 2010 | popularity 4.9 / 5 (33) | comments 8 | with audio podcast feature

Physicists benchmark quantum simulator with hundreds of qubits

Physicists at the National Institute of Standards and Technology have built a quantum simulator that can engineer interactions among hundreds of quantum bits (qubits) -- 10 times more than previous devices. ...

Physics / Quantum Physics

created Apr 25, 2012 | popularity 4.5 / 5 (4) | comments 6 | with audio podcast

Improving on the amazing: Scientists seek new conductors for metamaterials

(Phys.org) -- Scientists at the U.S. Department of Energy’s Ames Laboratory have designed a method to evaluate different conductors for use in metamaterial structures, which are engineered to exhibit ...

Physics / Optics & Photonics

created Apr 24, 2012 | popularity 4.8 / 5 (5) | comments 4 | with audio podcast

'Tunable' metal nanostructures for fuel cells, batteries and solar energy

(PhysOrg.com) -- For catalysts in fuel cells and electrodes in batteries, engineers would like to manufacture metal films that are porous, to make more surface area available for chemical reactions, and highly ...

Nanotechnology / Nanomaterials

created Apr 03, 2012 | popularity 4.9 / 5 (8) | comments 3 | with audio podcast

Physicists mix two lasers to create light at many frequencies

A team of physicists at UC Santa Barbara has seen the light, and it comes in many different colors. By aiming high- and low-frequency laser beams at a semiconductor, the researchers caused electrons to be ...

Physics / Optics & Photonics

created Mar 28, 2012 | popularity 4.6 / 5 (14) | comments 5 | with audio podcast

Liquid-like materials may pave way for new thermoelectric devices

(PhysOrg.com) -- In the continual quest for better thermoelectric materials—which convert heat into electricity and vice versa—researchers have identified a liquid-like compound whose properties ...

Physics / Condensed Matter

created Mar 22, 2012 | popularity 4.7 / 5 (11) | comments 9 | with audio podcast

Physicists demonstrate quantum plasmons in atomic-scale nanoparticles

Addressing a half-century-old question, engineers at Stanford have conclusively determined how collective electron oscillations, called plasmons, behave in individual metal particles as small as just a few nanometers in diameter. ...

Nanotechnology / Nanophysics

created Mar 21, 2012 | popularity 4.5 / 5 (17) | comments 0 | with audio podcast

Exotic metamaterials will change optics

Duke University engineers believe that continued advances in creating ever-more exotic and sophisticated man-made materials will greatly improve their ability to control light at will.

Physics / Optics & Photonics

created Mar 18, 2012 | popularity 4.7 / 5 (16) | comments 0 | with audio podcast

Nanotrees harvest the sun's energy to turn water into hydrogen fuel

(PhysOrg.com) -- University of California, San Diego electrical engineers are building a forest of tiny nanowire trees in order to cleanly capture solar energy without using fossil fuels and harvest it for ...

Nanotechnology / Nanophysics

created Mar 07, 2012 | popularity 5 / 5 (21) | comments 4 | with audio podcast

Researchers resolve controversy over gallium manganese arsenide that could boost spintronic performance

A long-standing controversy regarding the semiconductor gallium manganese arsenide, one of the most promising materials for spintronic technology, looks to have been resolved. Researchers with the Lawrence ...

Physics / Condensed Matter

created Feb 27, 2012 | popularity 4.4 / 5 (9) | comments 0 | with audio podcast

Tandem polymer solar cells that set record for energy-conversion

(PhysOrg.com) -- In the effort to convert sunlight into electricity, photovoltaic solar cells that use conductive organic polymers for light absorption and conversion have shown great potential. Organic polymers ...

Physics / Optics & Photonics

created Feb 13, 2012 | popularity 4.6 / 5 (12) | comments 7 | with audio podcast

Physicists build highly efficient 'no-waste' laser

A team of University of California, San Diego researchers has built the smallest room-temperature nanolaser to date, as well as an even more startling device: a highly efficient, "thresholdless" laser that ...

Physics / General Physics

created Feb 08, 2012 | popularity 4.9 / 5 (23) | comments 5 | with audio podcast

Harnessing plasmonics, engineers weld nanowires with light

At the nano level, researchers at Stanford have discovered a new way to weld together meshes of tiny wires. Their work could lead to exciting new electronics and solar applications. To succeed, they called ...

Nanotechnology / Nanophysics

created Feb 06, 2012 | popularity 4.8 / 5 (11) | comments 1 | with audio podcast

Crystalline materials enable high-speed electronic function in optical fibers

Scientists at the University of Southampton, in collaboration with Penn State University have, for the first time, embedded the high level of performance normally associated with chip-based semiconductors ...

Physics / Optics & Photonics

created Feb 05, 2012 | popularity 4.7 / 5 (15) | comments 4 | with audio podcast

Nature Materials

Nature Materials is a monthly multi-disciplinary journal aimed at bringing together cutting-edge research across the entire spectrum of materials science. The journal’s Impact Factor of 23.132 for 2008 places Nature Materials first among materials science journals. Published by Nature Publishing Group, Nature Materials was launched in September 2002.

For more information about Nature Materials, read the full article at Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.