News tagged with energy states
Energy secretary: Islands could disappear
(AP) -- U.S. Energy Secretary Steven Chu is warning that if countries don't do something about climate change, "some island states will simply disappear."
Apr 19, 2009 |
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Time crystals could behave almost like perpetual motion machines
(PhysOrg.com) -- As every young science student knows, moving objects have kinetic energy. But just how much energy does something need to move? In a new study, a pair of physicists has shown that it’s ...
Feb 20, 2012 |
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Graphene Yields Secrets to Its Extraordinary Properties
(PhysOrg.com) -- Applying innovative measurement techniques, researchers from the Georgia Institute of Technology and the National Institute of Standards and Technology have directly measured the unusual energy ...
May 14, 2009 |
4.8 / 5 (26) |
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Scientists invent long-lasting, near infrared-emitting material
Materials that emit visible light after being exposed to sunlight are commonplace and can be found in everything from emergency signage to glow-in-the-dark stickers. But until now, scientists have had little ...
Nanotechnology / Nanomaterials
Nov 20, 2011 |
4.5 / 5 (26) |
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Innovative superconductor fibers carry 40 times more electricity
Wiring systems powered by highly-efficient superconductors have long been a dream of science, but researchers have faced such practical challenges such as finding pliable and cost-effective materials. Now ...
Sep 07, 2011 |
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New superconductor research may solve key problem in physics
Binghamton University physicist Michael Lawler and his colleagues have made a breakthrough that could lead to advances in superconductors. Their findings will be published this week in the prestigious British journal Nature.
Jul 14, 2010 |
4.8 / 5 (21) |
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Magnetic Cactus Experimentally Demonstrates Mathematical Plant Patterns
(PhysOrg.com) -- One of humanity’s earliest mathematical inquiries might have involved the geometric patterns in plants. The arrangement of leaves on a branch, seeds in a sunflower, and spines on a cactus ...
May 20, 2009 |
4.8 / 5 (20) |
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Tunable quantum cascade laser
(PhysOrg.com) -- One of the issues associated with lasers is their tunability. In many cases, if you want to produce a particular wavelength, you have to build a laser to accomplish this. In order to get another wavelength, ...
Jul 07, 2010 |
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Could Maxwell's Demon Exist in Nanoscale Systems?
(PhysOrg.com) -- Maxwell’s demon may be making a comeback. Physicists know that the demon, an imaginary creature that decreases the entropy of a system, cannot exist in macroscopic systems due to the energy ...
Jun 24, 2009 |
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Improvement of superconductors within reach
An international group of physicists from the University of Augsburg in Germany, the University of Florida in Gainesville, and the Niels Bohr Institute at the University of Copenhagen have succeeded in creating ...
Jul 09, 2010 |
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Researchers make breakthrough in the quantum control of light
Researchers at UC Santa Barbara have recently demonstrated a breakthrough in the quantum control of photons, the energy quanta of light. This is a significant result in quantum computation, and could eventually ...
May 29, 2009 |
4.7 / 5 (15) |
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Evidence of macroscopic quantum tunneling detected in nanowires
A team of researchers at the University of Illinois has demonstrated that, counter to classical Newtonian mechanics, an entire collection of superconducting electrons in an ultrathin superconducting wire is ...
May 27, 2009 |
4.3 / 5 (15) |
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Physicists find way to control individual bits in quantum computers
Physicists at the National Institute of Standards and Technology have overcome a hurdle in quantum computer development, having devised a viable way to manipulate a single "bit" in a quantum processor without ...
Jul 07, 2009 |
4.5 / 5 (13) |
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Bio meets nano: Quantum dots as light antennas for artificial photosynthetic systems
(PhysOrg.com) -- Our attempts to use solar energy continue to be very ineffective; the true masters of this craft are photosynthetic plants, algae, and bacteria. Science is trying to emulate these organisms.
Oct 01, 2010 |
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Small reactors could figure into US energy future
A newly released study from the Energy Policy Institute at the University of Chicago (EPIC) concludes that small modular reactors may hold the key to the future of U.S. nuclear power generation.
Technology / Energy & Green Tech
Dec 13, 2011 |
4.7 / 5 (11) |
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