News tagged with high
3D-printer with nano-precision
Printing three dimensional objects with incredibly fine details is now possible using "two-photon lithography". With this technology, tiny structures on a nanometer scale can be fabricated. Researchers at ...
Mar 13, 2012 |
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New design for a metamaterial could be far more efficient at capturing sunlight than existing solar cells
Metamaterials are a new class of artificial substances with properties unlike anything found in the natural world. Some have been designed to act as invisibility cloaks; others as superlenses, antenna systems ...
Mar 09, 2012 |
4.9 / 5 (20) |
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High-temperature superconductivity starts at nanoscale
(Phys.org) -- High-temperature superconductivity doesn't happen all it once. It starts in isolated nanoscale patches that gradually expand until they take over.
20 hours ago |
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Physicists mix two lasers to create light at many frequencies
A team of physicists at UC Santa Barbara has seen the light, and it comes in many different colors. By aiming high- and low-frequency laser beams at a semiconductor, the researchers caused electrons to be ...
Mar 28, 2012 |
4.6 / 5 (14) |
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Simulating strongly correlated fermions opens the door to practical superconductor applications
Combining known factors in a new way, theoretical physicists Boris Svistunov and Nikolai Prokof'ev at the University of Massachusetts Amherst, with three alumni of their group, have solved an intractable 50-year-old ...
Mar 18, 2012 |
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Mars orbiter catches twister in action
(PhysOrg.com) -- An afternoon whirlwind on Mars lofts a twisting column of dust more than half a mile (800 meters) high in an image from the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's ...
Space & Earth / Space Exploration
Mar 08, 2012 |
5 / 5 (11) |
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Meteorites reveal another way to make life's components
(PhysOrg.com) -- Creating some of life's building blocks in space may be a bit like making a sandwich – you can make them cold or hot, according to new NASA research. This evidence that there is more ...
Mar 09, 2012 |
4.8 / 5 (11) |
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A TV 4 times sharper than HD
Now that you've got a high-definition TV, you may want to start saving up for a super-high-definition one.
Electronics / Consumer & Gadgets
Apr 26, 2012 |
4.3 / 5 (12) |
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12-mile-high Martian dust devil caught in act
(PhysOrg.com) -- A Martian dust devil roughly 12 miles high (20 kilometers) was captured whirling its way along the Amazonis Planitia region of Northern Mars on March 14. It was imaged by the High Resolution ...
Space & Earth / Space Exploration
Apr 05, 2012 |
5 / 5 (10) |
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New iPad expected to have modest upgrades
Apple is holding an event Wednesday in San Francisco, and has hinted that it will reveal a new iPad model. Rumors speak of an updated tablet with a speedier processor, a sharper screen and an option for faster ...
Electronics / Consumer & Gadgets
Mar 06, 2012 |
2 / 5 (23) |
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Ultrafast laser pulses shed light on elusive superconducting mechanism
An international team that includes University of British Columbia physicists has used ultra-fast laser pulses to identify the microscopic interactions that drive high-temperature superconductivity.
Mar 29, 2012 |
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Moscow swelters in record heat
Moscow sweltered in unseasonable heat on Sunday, with temperatures of nearly 29 degrees Celsius (84.2 Fahrenheit), a record for April since data collection began 130 years ago, authorities said.
Apr 29, 2012 |
5 / 5 (7) |
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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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Researchers use nanoparticles, magnetic current to damage cancerous cells in mice
Using nanoparticles and alternating magnetic fields, University of Georgia scientists have found that head and neck cancerous tumor cells in mice can be killed in half an hour without harming healthy cells.
Nanotechnology / Bio & Medicine
Mar 27, 2012 |
5 / 5 (6) |
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New process converts polyethylene into carbon fiber
(PhysOrg.com) -- Common material such as polyethylene used in plastic bags could be turned into something far more valuable through a process being developed at the Department of Energy's Oak Ridge National ...
Mar 27, 2012 |
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