News tagged with calculation
New CO2-removing catalyst can take the heat
(Phys.org) -- The current method of removing the greenhouse gas carbon dioxide (CO2) from the flues of coal-fired power plants uses so much energy that no one bothers to use it. So says Roger Aines, principal ...
May 24, 2012 |
5 / 5 (9) |
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Quantum computing: The light at the end of the tunnel may be a single photon
Quantum physics promises faster and more powerful computers, but quantum versions of basic logic functions are still needed to bring this technology to fruition. Researchers from the University of Cambridge and Toshiba Research ...
May 18, 2012 |
4.5 / 5 (6) |
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The new world of gamma-ray optics
Scientists discover that certain materials like silicon or gold exhibit a surprisingly large refractive index for extremely high energetic gamma-rays.
May 14, 2012 |
5 / 5 (6) |
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Climate scientists discover new weak point of the Antarctic ice sheet
The Filchner-Ronne Ice Shelf fringing the Weddell Sea, Antarctica, may start to melt rapidly in this century and no longer act as a barrier for ice streams draining the Antarctic Ice Sheet. These predictions ...
Space & Earth / Earth Sciences
May 09, 2012 |
4.1 / 5 (20) |
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Plants and animals under greater threat due to climate change
Plant and animal species can lose their ability to adapt as a result of climate change. This is shown by research performed by Marleen Cobben with which she hopes to obtain her doctorate at Wageningen University on April ...
Apr 16, 2012 |
3.7 / 5 (3) |
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Ferroelectric oxides do the twist
(Phys.org) -- Some materials, by their nature, do what we want them to do -- notably, the ubiquitous, semiconducting silicon found in almost every electronic device. But sometimes, naturally occurring materials ...
Apr 12, 2012 |
4 / 5 (1) |
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Superconducting submillimeter-wave limb-emission sounder (SMILES)
The Superconducting Submillimeter-Wave Limb-Emission Sounder (SMILES) is the first onboard mechanically cooled superconducting mixer and high-resolution system for measuring atmospheric minor constituents ...
Space & Earth / Earth Sciences
Apr 09, 2012 |
5 / 5 (1) |
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Airborne prayers problem solved for tech-savvy Muslims
As a frequent flier and devout Muslim, businessman Abdalhamid Evans always comes up against the same challenge in the air: when to say his prayers.
Apr 06, 2012 |
3 / 5 (6) |
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Researchers theorize cold compression of graphite results in new superhard carbon allotropes
(PhysOrg.com) -- Researchers in China have used math calculations to predict that under cold compression, two new carbon allotropes may be formed. In their paper pre-published on arXiv, the team describes how th ...
Nanotechnology / Nanomaterials
Mar 30, 2012 |
4.6 / 5 (5) |
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Short-term episodicity of Archaean plate tectonics
Plate tectonics, the dominant process shaping Earth as we know it today, may not have existed throughout Earth's history.
Space & Earth / Earth Sciences
Mar 28, 2012 |
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Computer scientist drives for comprehensive traffic model
Traffic and transit information from smart phones, online maps, or radio and TV is not as timely or accurate as it could be, given all the untapped data that could provide a truly dynamic regional traffic picture.
Technology / Computer Sciences
Mar 28, 2012 |
not rated yet |
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Study on swirls to optimize contacts between fluids
Physicists who have studied the mixing between two incompatible fluids have found that it is possible to control the undercurrents of one circulating fluid to optimise its exposure to the other. This work, which is about ...
Mar 21, 2012 |
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A dynamical quantum simulator
(PhysOrg.com) -- An international collaboration demonstrates the superiority of a dynamical quantum simulator over state-of-the-art numerical calculations.
Mar 16, 2012 |
4.6 / 5 (7) |
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Artificially structured metamaterials may boost wireless power transfer
Scientists calculate that a "perfect lens," a slab of artificial material engineered to focus electromagnetic fields in ways that natural materials can't, may increase the efficiency of some wireless power transfer systems.
Mar 13, 2012 |
4.5 / 5 (8) |
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Cebit 2012: The wireless bicycle brake, a prototype on an exciting mission
A German computer scientist has developed a reliable wireless bicycle brake.
Feb 24, 2012 |
2.3 / 5 (3) |
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