News tagged with light particles
Delayed time zero in photoemission: New record in time measurement accuracy
German physicists have discovered a time delay when using light pulses to emit electrons from atoms. Until now, it has been assumed that the electrons start moving out of the atom immediately after the impact ...
Jun 24, 2010 |
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Early results from the world's brightest X-ray source
The first published scientific results from experiments at SLAC's Linac Coherent Light Source are out. The report, published today in Physical Review Letters, is the first look at how molecules respond to ult ...
Jun 22, 2010 |
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'Neutrino oscillation': Particle chameleon caught in the act of changing
(PhysOrg.com) -- Researchers on the OPERA experiment at the INFN's Gran Sasso laboratory in Italy today announced the first direct observation of a tau particle in a muon neutrino beam sent through the Earth ...
May 31, 2010 |
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Research Flights Take NASA Scientists Over Gulf Oil Spill
(PhysOrg.com) -- A team from NASA's Langley Research Center in Hampton, VA, made research flights over the Gulf of Mexico this week to help investigate potential uses of satellites for monitoring the thickness ...
Space & Earth / Earth Sciences
May 14, 2010 |
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Particle 'mousetrap' could help answer gnawing cosmic questions
Capturing fleeting bits of matter to reveal the nature of the universe is a little like trying to trap incredibly tiny, impossibly speedy mice alive.
Apr 29, 2010 |
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Physicists Begin Quest for 'Higgs' Particle at European Collider
(PhysOrg.com) -- More than two dozen UC San Diego physicists and technicians began their long-awaited quest last week in a research facility below the Swiss-French border to find a hypothetical subatomic particle ...
Apr 07, 2010 |
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Measuring material hotter than the sun
(PhysOrg.com) -- Three Vanderbilt physicists are members of the scientific team that have reported creating an exotic state of matter with a temperature of four trillion degrees Celsius. It's the hottest temperature ...
Mar 02, 2010 |
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Photons led astray: Investigating the random motion of quantum particles
(PhysOrg.com) -- Life would sometimes be so much easier if we were quantum particles. For example, if we were trying to find our way out of a strange town allowing chance telling us which way to go at every ...
Feb 23, 2010 |
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Photons led astray: Experiment to investigate random motion of quantum particles developed
Life would sometimes be so much easier if we were quantum particles. For example, if we were trying to find our way out of a strange town allowing chance telling us which way to go at every intersection. As ...
Feb 16, 2010 |
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Using quantum entanglement to stack light particles: Physicists play Lego with photons
While many of us enjoyed constructing little houses out of toy bricks when we were kids, this task is much more difficult if bricks are elementary particles. It is even harder if these are particles of light - photons, which ...
Feb 14, 2010 |
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What will the Large Hadron Collider reveal?
With its successful test run at the end of 2009, the Large Hadron Collider near Geneva, Switzerland, seized the world record for the highest-energy particle collisions created by mankind. We can now reflect ...
Jan 07, 2010 |
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Accelerators and Light Sources of Tomorrow (Part 1: From Linacs to Lasers)
From their humble beginnings as offshoots of the ordinary electric light bulb, particle accelerators have evolved in surprising directions. Among the most productive and promising developments have been light ...
Dec 22, 2009 |
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Flipping a photonic shock wave
A team of physicists has directly observed a reverse shock wave of light in a specially tailored structure known as a left-handed metamaterial. Although it was first predicted over forty years ago, this is ...
Nov 02, 2009 |
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Researchers use trident laser to accelerate protons to record energies
An international team of physicists at Los Alamos National Laboratory has succeeded in using intense laser light to accelerate protons to energies never before achieved. Using this technique, scientists can ...
Nov 02, 2009 |
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LHC now colder than deep space
(PhysOrg.com) -- The LHC (Large Hadron Collider) is once again colder than deep space as it is prepared for experiments to resume in late November.
Oct 20, 2009 |
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