(Phys.org) —For the first time, scientists have mapped the structure of a metallic glass on the atomic scale, bringing them closer to understanding where the liquid ends and the solid begins in glassy materials.
Condensed Matter
Jun 10, 2013
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Using a state-of-the-art Theta-probe XPS machine experts at Newcastle University, UK, have shown the original kilogram is likely to be tens of micrograms heavier than it was when the first standard was set in 1875. And they ...
General Physics
Jan 6, 2013
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Imagine a solid ball rolling down a slightly inclined ramp. What could be perceived as child's play is the focus of serious theoretical research by Manoj Chaudhury and Partho Goohpattader, two physicists from Lehigh University, ...
General Physics
Dec 17, 2012
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Microelectromechanical systems (MEMS) are incredibly tiny devices, often built on the scale of millionths of a meter. Conventional MEMS structures tend to be made out of silicon-based materials familiar to the micro-electronics ...
Nanomaterials
Oct 26, 2012
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(Phys.org)—Makers of minuscule moving machines—the kind being eyed for nanomanufacturing and assembly as well as other uses—do you know where your micro- and nanorobots really are?
Nanophysics
Oct 17, 2012
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(Phys.org)—Using a microscopic optical sensor that can be batch-fabricated on a silicon chip at low cost, researchers from the NIST Center for Nanoscale Science and Technology have measured the mechanical motion between ...
Optics & Photonics
Sep 20, 2012
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A team of American researchers have created a portable, miniature microscope in the hope of reducing the time taken to diagnose oral cancer.
Engineering
Apr 26, 2012
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(Phys.org) -- Taking advantage of the force generated by magnetic repulsion, researchers have developed a new technique for measuring the adhesion strength between thin films of materials used in microelectronic devices, ...
Condensed Matter
Apr 12, 2012
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Microelectromechanical systems, or MEMS, are small devices with huge potential. Typically made of components less than 100 microns in size — the diameter of a human hair — they have been used as tiny biological ...
Engineering
Feb 28, 2012
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Researchers have learned how to improve the performance of sensors that use tiny vibrating microcantilevers to detect chemical and biological agents for applications from national security to food processing.
Engineering
Feb 7, 2012
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