News tagged with materials science and engineering
Robotic jellyfish could one day patrol oceans, clean oil spills, and detect pollutants (w/ Video)
(Phys.org) -- Virginia Tech College of Engineering researchers are working on a multi-university, nationwide project for the U.S. Navy that one day will put life-like autonomous robot jellyfish in waters around ...
May 29, 2012 |
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In metallic glasses, researchers find a few new atomic structures
Drawing on powerful computational tools and a state-of-the-art scanning transmission electron microscope, a team of University of Wisconsin-Madison and Iowa State University materials science and engineering researchers has ...
May 11, 2012 |
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Researchers develop technique to keep cool high-power semiconductor devices used in wireless applications, electric cars
A group of researchers at the University of California, Riverside Bourns College of Engineering have developed a technique to keep cool a semiconductor material used in everything from traffic lights to electric cars.
May 08, 2012 |
4.8 / 5 (6) |
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Power generation technology based on piezoelectric nanocomposite materials
Professor Keon- Jae Lee's research team, KAIST (Korea), has developed a nanocomposite-based nanogenerator that successfully overcomes the critical restrictions existed in previous nanogenerators and builds ...
Nanotechnology / Nanomaterials
May 07, 2012 |
4.8 / 5 (4) |
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Inspired by insects: For treatment of vocal fold disorders, researchers look to insect protein
A one-inch long grasshopper can leap a distance of about 20 inches. Cicadas can produce sound at about the same frequency as radio waves. Fleas measuring only millimeters can jump an astonishing 100 times ...
Apr 25, 2012 |
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Controlling heat flow with atomic-level precision
Through a combination of atomic-scale materials design and ultrafast measurements, researchers at the University of Illinois have revealed new insights about how heat flows across an interface between two ...
Nanotechnology / Nanomaterials
Apr 22, 2012 |
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Nanotube electrodes improve solar cells, could yield low-cost, efficient alternative
Forests of carbon nanotubes are an efficient alternative for platinum electrodes in dye-sensitized solar cells (DSC), according to new research by collaborators at Rice University and Tsinghua University.
Nanotechnology / Nanomaterials
Apr 17, 2012 |
4.3 / 5 (6) |
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Scientists make nontoxic, bendable nanosheets
(Phys.org) -- Cornell materials scientists have developed an inexpensive, environmentally friendly way of synthesizing oxide crystal sheets, just nanometers thick, which have useful properties for electronics ...
Nanotechnology / Nanomaterials
Apr 11, 2012 |
4.6 / 5 (7) |
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Carbon nanotubes: The weird world of 'remote Joule heating'
(Phys.org) -- A team of University of Maryland scientists have discovered that when electric current is run through carbon nanotubes, objects nearby heat up while the nanotubes themselves stay cool, like a ...
Apr 10, 2012 |
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Mechanical properties and microstructure of cranial and beak bones of the woodpecker and the lark
Woodpeckers do not experience head injury despite repeated high-speed impacts during pecking at 6-7 m/s and decelerations up to 1,000 g. This biomechanical analysis of woodpecker cranial structures sheds light ...
Apr 10, 2012 |
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Physicists demonstrate quantum plasmons in atomic-scale nanoparticles
Addressing a half-century-old question, engineers at Stanford have conclusively determined how collective electron oscillations, called plasmons, behave in individual metal particles as small as just a few nanometers in diameter. ...
Mar 21, 2012 |
4.5 / 5 (17) |
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Nerve gas litmus test could sense airborne chemical weapons
(PhysOrg.com) -- Nerve gases are colorless, odorless, tasteless and deadly. While today's soldiers carry masks and other protective gear, they don't have reliable ways of knowing when they need them in time. ...
Mar 13, 2012 |
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Fukushima lesson: Prepare for unanticipated nuclear accidents
A year after the crisis at Japan's Fukushima Daiichi nuclear power plant, scientists and engineers remain largely in the dark when it comes to fundamental knowledge about how nuclear fuels behave under extreme conditions, ...
Technology / Energy & Green Tech
Mar 08, 2012 |
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Development of new-generation solar cells
(PhysOrg.com) -- Researchers from The University of Queensland (UQ) and Korea have combined their expertise in polymer patterning and materials science in a bid to develop new-generation solar cells.
Nanotechnology / Nanomaterials
Mar 07, 2012 |
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Influencing stem cell fate: New screening method helps scientists identify key information rapidly
Northwestern University scientists have developed a powerful analytical method that they have used to direct stem cell differentiation. Out of millions of possibilities, they rapidly identified the chemical and physical structures ...
Mar 06, 2012 |
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