Electronics

Bismuth ferrite research sheds light on increasing PV efficiency

By Eileen De Guire / September 19, 2011

At top, domains with opposite electrical polarization, averaging about 140 nanometers wide and separated by walls 2 nanometers thick, form a well-aligned array in a thin film of bismuth ferrite.…

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The thrill of victory and the agony of defeat: Some of each for CNTs

By Eileen De Guire / September 16, 2011

Rice University researchers, Robert Vajtai, Enrique Barrera and Yao Zhao created a conductive cable from iodine-doped nanotubes capable of carrying household current. Credit: Jeff Fitlow/Rice University Showing how something works…

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Other materials stories that may be of interest

By / September 16, 2011

Check ’em out: Global support for nuclear energy drops after Fukushima Quantum behavior with a flash: Pulsed quantum optomechanics Europeans reignite fusion energy project: The test of a new lining…

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Other materials stories that may be of interest

By / September 9, 2011

Investigators at Harvard’s School of Engineering and Applied Sciences have created strange optical effects, including corkscrew-like vortex beams, by reflecting light off a flat, nanostructured surface. Credit: Nanfang Yu, SEAS.…

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Enormous rare earths crisis brewing: China shutting down 3 major dysprosium mines

By / September 8, 2011

SEM image of Dysprosium hydroxyfluoride fibers. Credit: PPNL. A few days ago, Xinhua News agency reported that three rare earth mining districts near Ganzhou city have been order to halt…

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MAX exfoliation: Surprisingly simple method to make 2D graphene-like carbides

By Eileen De Guire / September 6, 2011

SEM image of Ti3C2 synthesized by exfoliation of Ti3AlC2 with hydrofluoric acid. Credit: Babak Anasori, Drexel University Graphene, a two-dimensional sheet of carbon, has been the subject of much research…

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Other materials stories that may be of interest

By / September 2, 2011

Check ’em out: NIST: Iron ‘veins’ are secret of promising new hydrogen storage material With plutonium-238 supplies running low, the race is on to find new power sources for spacecraft…

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ARPA-E awards $15.5M to leverage $108M for five clean tech innovators; says rare-earth innovations awards coming

By / August 31, 2011

Transphorm, one of the companies that will be receiving ARPA-E and private investment funding, uses gallium nitride transistors to tackle the current level of power conversion losses (10%). Credit: Energy…

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Other materials stories that may be of interest

By / August 25, 2011

Check ’em out: Powerful DOE-developed X-ray technology helps develop promising new drug treatment for melanoma UK study shows radical response to volatile material prices Ford, Toyota announce telematics, hybrid collaboration…

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Ceramics and glass business news of the week

By / August 23, 2011

Alfa Aesar launches mobile website for easy access to product information Alfa Aesar, a Johnson Matthey Company, announced the launch of a new mobile website designed specifically for use on…

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