Optics

Pump-and-probe laser method shines new light on rapid phase transitions

By / March 16, 2012

Lost vibrations: In the insulating state, the VO2 crystal structure vibrates at four well-defined frequencies when hit by a low power laser pulse. These vibrations modulate the reflectivity over time…

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Video: Friday physics fun with pendulums

By Eileen De Guire / March 16, 2012

Pendulum waves. Credit: Harvard Natural Sciences Lecture Demonstrations; You Tube. Pendulums are fun to watch. They are hypnotizing and mesmerizing. This video is both. Apparently, it’s not a new demonstration…

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ORNL group finds new way to tune band gaps in metal oxide films

By / March 13, 2012

ORNL’s material scientists developed a synthesis strategy for discovering novel complex-oxide thin films for stronger solar light absorption. Credit: ORNL. The research into metal oxide thin films for electronic applications…

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Other materials stories that may be of interest

By / March 12, 2012

Check ’em out: The final countdown for engines (Construction Europe) The start of 2012 marked the introduction of another tranche of emissions legislation in Europe and the U.S. – an…

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Video of the week – Corning’s ‘A Day Made of Glass 2: Unpacked. The Story Behind Corning’s Vision’

By / February 3, 2012

A year ago, Corning published a promotional video, “A Day Made of Glass… Made possible by Corning” that provide an intriguing peek into some of the technologies the company is…

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Computational methods shine light on conducting oxide transparency

By / January 20, 2012

Band structure of rutile SnO2, illustrating free-carrier absorption. Visible light does not carry enough energy to excite carriers across the band gap (a) or to excite free carriers directly to…

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Giant Magellan Telescope: U Arizona finishing first, casting second of seven 8.4-meter mirrors

By Eileen De Guire / January 19, 2012

Artist’s rendering of mirror arrangement for Giant Magellan Telescope in Chile. Credit: GMT. “Mirror, mirror on the wall/Who’s the best mirror maker of them all?” In the story of Snow…

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Corning debuts Gorilla Glass 2, posts videos on thin glass tech at CES [updated]

By / January 16, 2012

I’ve been following the news coverage of the annual Consumer Electronic Show held last week in Las Vegas, and it appears that a lot of writers were underwhelmed by what…

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Army awards SBIR to use NDE to reduce missile dome fabrication costs

By Eileen De Guire / January 10, 2012

High clarity and concentricity are necessary features of aluminum oxynitride multimode seeker domes being developed for the Joint Air-to-Ground Missile. Credit: Surmet. The business end of a missile is not…

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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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