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Making microscopic machines using metallic glass

Researchers in Ireland have developed a new technology using materials called bulk metallic glasses to produce high-precision molds for making tiny plastic components. The components, with detailed microscopically patterned ...

Chemistry / Materials Science

created May 22, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

New vacuum calibration system: Better, faster, and cheaper

In the vacuum business, less is more—except when it comes to accuracy. Industries that depend on high-quality, carefully monitored vacuum for sensitive processes such as microchip fabrication, as well ...

Physics / General Physics

created May 09, 2012 | popularity 4.5 / 5 (2) | comments 0

Rapid testing of food quality

Whether fruit, meat or cheese - the quality of food is not always as consumers would like it to be. But, in future, a spectrometer will allow them to gage the quality of food before they buy it. No bigger ...

Technology / Engineering

created May 09, 2012 | popularity 5 / 5 (1) | comments 0

How to corner the MEMS market

In the last decade, MEMS (microelectromechanical devices) have wrought revolutions in several industries: Arrays of micromirrors, for instance, enabled digital film projectors, and accelerometers like those ...

Technology / Engineering

created Apr 05, 2012 | popularity 5 / 5 (2) | comments 1 | with audio podcast

Nanopower: Avoiding electrolyte failure in nanoscale lithum batteries

(PhysOrg.com) -- It turns out you can be too thin -- especially if you're a nanoscale battery. Researchers from the National Institute of Standards and Technology, the University of Maryland, College Park, ...

Nanotechnology / Nanophysics

created Mar 21, 2012 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Medical 'lightsabers': Laser scalpels get ultrafast, ultra-accurate, and ultra-compact makeover

Whether surgeons slice with a traditional scalpel or cut away with a surgical laser, most medical operations end up removing some healthy tissue, along with the bad. This means that for delicate areas like ...

Physics / Optics & Photonics

created Apr 23, 2012 | popularity 5 / 5 (3) | comments 0

New motor can cut space exploration costs

(Phys.org) -- A European team of researchers led by the Ecole Polytechnique Fédérale de Lausanne (EPFL) in Switzerland has developed a prototype of a new, ultra-compact motor that will enable small ...

Space & Earth / Space Exploration

created Apr 20, 2012 | popularity 3.9 / 5 (21) | comments 13 | with audio podcast

Raising the prospects for quantum levitation

More than half-a-century ago, the Dutch theoretical physicist Hendrik Casimir calculated that two mirrors placed facing each other in a vacuum would attract. The mysterious force arises from the energy of virtual particles ...

Physics / General Physics

created Apr 18, 2012 | popularity 4.8 / 5 (11) | comments 1

Retroreflector transmits light with negligible power consumption

(Phys.org) -- In free-space optical communications (FSO), data is wirelessly transmitted by light propagating through open space. Among their applications, FSO systems are used for communications between spacecraft ...

Technology / Engineering

created Apr 17, 2012 | popularity 3.3 / 5 (6) | comments 2 | with audio podcast feature

Magnetic testing process helps ensure reliability of microelectronic devices

(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 ...

Physics / Condensed Matter

created Apr 12, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Micromechanical mirror performs under pressure... of light

(Phys.org) -- A team of scientists from PML's Quantum Measurement Division has designed and tested a novel device that may lead to substantial progress in the new and fast-moving field of optomechanics.

Physics / General Physics

created Apr 06, 2012 | popularity 4.3 / 5 (3) | comments 10 | with audio podcast

New understanding of how materials change when rapidly heated

Collaboration between the University of Southampton and the University of Cambridge has made ground-breaking advances in our understanding of the changes that materials undergo when rapidly heated.

Physics / Condensed Matter

created Mar 29, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Transistors promise more powerful logic, more logical power

Broadly speaking, the two major areas of research at MIT’s Microsystems Technology Laboratory (MTL) are electronics — transistors in particular — and microelectromechanical systems, or MEMS ...

Technology / Semiconductors

created Mar 07, 2012 | popularity not rated yet | comments 0

New microtweezers may build tiny 'MEMS' structures

Researchers have created new "microtweezers" capable of manipulating objects to build tiny structures, print coatings to make advanced sensors, and grab and position live stem cell spheres for research.

Technology / Engineering

created Jan 17, 2012 | popularity 5 / 5 (2) | comments 3 | with audio podcast

Imec presents a MEMS energy harvester suitable for shock-induced energy harvesting in car tires

Imec and Holst Centre announce that they have made a micromachined harvester for vibration energy with a record output power of 489µW. Measurements and simulation show that the harvester is also suited ...

Electronics / Hardware

created Dec 08, 2011 | popularity 4.5 / 5 (2) | comments 0