Characterization

Studying wurtzite under pressure could lead to new class of durable materials

By / October 20, 2010

Wang and colleagues used small angle X-ray diffraction and wide-angle X-ray diffraction to observe changes in the molecular structure of wurtzite crystal under pressure. It may come as a bit…

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New equation could advance research in solar cells

By / October 20, 2010

University of Michigan researchers have developed a new equation that describes the current–voltage relationship at the junctions of organic semiconductors. Organic semiconductors present special challenges for researchers because they are…

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Materials stories that also may be of interest

By / October 8, 2010

At the end of each week, I end up with a list of a bunch of stories I started to write about, or started to investigate or didn’t even get…

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5 new research sites to be built with $50M in NIST grants

By / October 5, 2010

Architect’s drawing of the planned Western Institute of Nanotechnology on Green Engineering anMetrology at UCLA. Credit: Stenfors Associates Architects. NIST waded through over 100 proposals over the past few months…

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Graphene clocks spin rate at 60M rpm

By / October 4, 2010

New Scientist reported that scientists at the University of Maryland at College Park have managed to clock a floating piece of graphene at an astounding rate of 60 million rpm,…

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Materials stories that also may be of interest

By / September 3, 2010

At the end of each week, I end up with a list of a bunch of stories I started to write about, or started to investigate or didn’t even get…

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Ceramic science stories we missed the first time around

By / August 27, 2010

Weddings, vacation, illness, travel days . . .  Looking back, sometimes there have been events that caused us to miss a few good ceramic- and glass-related developments and press releases.…

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Electron irradiation to minimize loops in graphene

By / August 24, 2010

Loops (seen above in blue) between graphene layers can be minimized using electron irradiation (bottom). (Credit: ORNL) According to a press release, researchers at Oak Ridge National Lab have discovered…

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Band excitation scanning probe microscopy innovation earns award for ORNL, Asylum

By / August 17, 2010

A 15 X 15 micron BE acoustic force microscopy scan of a polymer blend from which the Q-factor has been extracted.Contrast can be seen between the different constituent materials. The…

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Help needed with new ASTM tensile strength standard for ceramic matrix composite tubes

By / August 11, 2010

We learned from one of our members that the ASTM C28.07 committee is working a new test standard for the tensile strength of fiber-reinforced ceramic composite tubes. The committee looking…

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