News tagged with beam
New experiment would use quantum effects to perform otherwise intractable calculations
(PhysOrg.com) -- Quantum computers are computers that exploit the weird properties of matter at extremely small scales. Many experts believe that a full-blown quantum computer could perform calculations that ...
Mar 02, 2011 |
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'A little off the top' helps map cells with submicrometer resolution
To determine if a tissue biopsy reveals the presence of cancer, a histologist often screens for cells with an abnormal appearance or a specific visible trait such as a larger-than-usual nucleus. However, by ...
Chemistry / Analytical Chemistry
Mar 02, 2011 |
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Army's new fitness tests add taste of battlefield
(AP) -- Sit-ups don't make a soldier, the Army has decided. So its 30-year-old fitness requirements are getting a battlefield-inspired makeover.
Mar 01, 2011 |
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Scientists show atoms act like lasers
(PhysOrg.com) -- Scientists from The Australian National University have developed an atom laser that behaves exactly like a light laser, opening up new possibilities in things like holograms.
Feb 25, 2011 |
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New architecture for optical fiber networks proposed
The household demand for increased internet bandwidth has grown tremendously because of the popularity of data-intensive internet activities such as movie streaming. Conventional copper telephone lines struggle ...
Feb 24, 2011 |
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New plastics can conduct electricity
(PhysOrg.com) -- A newly discovered technique makes it possible to create a whole new array of plastics with metallic or even superconducting properties.
Feb 22, 2011 |
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Scientists build world's first anti-laser
More than 50 years after the invention of the laser, scientists at Yale University have built the world's first anti-laser, in which incoming beams of light interfere with one another in such a way as to perfectly ...
Feb 17, 2011 |
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Atomically thin 'switch' makes for smarter electronic devices in the future
(PhysOrg.com) -- A new transistor made from graphene - the world's thinnest material - has been developed by a research team at the University of Southampton.
Feb 08, 2011 |
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Quantum quirk: Scientists pack atoms together to prevent collisions in atomic clock
In a paradox typical of the quantum world, JILA scientists have eliminated collisions between atoms in an atomic clock by packing the atoms closer together. The surprising discovery, described in the Feb. ...
Feb 03, 2011 |
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Laser welding in the right light
Laser welding is on the advance, but it also has its limits: it has been impossible to fuse two transparent plastic components together -- up until now. German researchers have now succeeded in circumventing this hurdle -- ...
Feb 02, 2011 |
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'Air laser' may sniff bombs, pollutants from a distance (w/ Video)
Princeton University engineers have developed a new laser sensing technology that may allow soldiers to detect hidden bombs from a distance and scientists to better measure airborne environmental pollutants ...
Jan 28, 2011 |
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New material enables 'information sorting' at the speed of light
(PhysOrg.com) -- An international team of scientists led by King’s College London has taken a step closer towards developing optical components for super-fast computers and high-speed internet services ...
Jan 25, 2011 |
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'Electron vortices' have the potential to increase conventional microscopes' capabilities
(PhysOrg.com) -- Electron microscopes are among the most widely used scientific and medical tools for studying and understanding a wide range of materials, from biological tissue to miniature magnetic devices, ...
Jan 16, 2011 |
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Using neutron imaging to improve energy efficiency
Neutron scientists at Oak Ridge National Laboratory (ORNL) are partnering with industry to enhance engine and commercial cooling technologies in hopes of making improvements that will optimize fuel and energy efficiency.
Jan 14, 2011 |
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Weak nuclear force is less weak
The force that governs some of the reactions that keep our sun shining is not quite as weak as scientists had previously thought. As a consequence, our estimation of how energetic the sun actually is just ...
Jan 13, 2011 |
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