News tagged with wave mechanics
Quantum dynamics of matter waves reveal exotic multibody collisions
At extremely low temperatures atoms can aggregate into so-called Bose Einstein condensates forming coherent laser-like matter waves. Due to interactions between the atoms fundamental quantum dynamics emerge ...
May 14, 2010 |
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Record measurement of extremely small magnetic fields
Researchers at the research center QUANTOP at the Niels Bohr Institute at the University of Copenhagen (Denmark) have constructed an atomic magnetometer, which has achieved the highest sensitivity allowed ...
Apr 12, 2010 |
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How are droplets displaced by ultrasounds?
Understanding the physical mechanisms that enable a droplet to be displaced by propagating an acoustic wave along the substrate on which it lies is the hurdle that has been overcome by researchers from the Institut d'Electronique ...
Mar 31, 2010 |
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From a classical laser to a 'quantum laser'
Rainer Blatt's and Piet Schmidt's research team from the University of Innsbruck have successfully realized a single-atom laser, which shows the properties of a classical laser as well as quantum mechanical ...
Mar 31, 2010 |
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Quantum Sensor Developed by LSU Researcher Breaks New Limits
(PhysOrg.com) -- Researchers at Louisiana State University have invented an optical sensor that surpasses a quantum limit to sensitivity previously believed to be unbeatable. The breakthrough has a broad array of applications, ...
Mar 16, 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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Most precise test yet of Einstein's gravitational redshift
(PhysOrg.com) -- While airplane and rocket experiments have proved that gravity makes clocks tick more slowly - a central prediction of Albert Einstein's general theory of relativity - a new experiment in ...
Feb 17, 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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West Virginia Student Discovers New Pulsar
(PhysOrg.com) -- A West Virginia high-school student has discovered a new pulsar, using data from the giant Robert C. Byrd Green Bank Telescope (GBT).
Space & Earth / Space Exploration
Jan 22, 2010 |
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Scientists first to trap light and sound vibrations together in nanocrystal
(PhysOrg.com) -- Researchers at the California Institute of Technology have created a nanoscale crystal device that, for the first time, allows scientists to confine both light and sound vibrations in the ...
Oct 26, 2009 |
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Toward cheaper imaging systems for identifying concealed weapons on the human body
Electrical engineers from UC San Diego have created high-performance W-Band silicon-germanium (SiGe) radio frequency integrated circuits (RFICs) for passive millimeter-wave imaging. This advance could lead to significantly ...
Jun 09, 2009 |
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Catching the lightwave: Nano-mechanical sensors 'wired' by photonics
As researchers push towards detection of single molecules, single electron spins and the smallest amounts of mass and movement, Yale researchers have demonstrated silicon-based nanocantilevers, smaller than ...
Apr 26, 2009 |
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Scientists to study diamond-based quantum information processing, communication
(Santa Barbara, Calif.) -- In the quest for quantum information processing, diamonds may be a physicist's best friend.
Apr 15, 2009 |
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In Memoriam: Martin J. Klein, Historian of Modern Physics, Edited Einstein Papers
(PhysOrg.com) -- Martin Jesse Klein, a historian of modern physics and former senior editor of "The Collected Papers of Albert Einstein," passed away on March 28. He was 84 years old.
Apr 10, 2009 |
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Exerting better control over matter waves
(PhysOrg.com) -- “The concept of matter waves is at the heart of quantum mechanics,” Oliver Morsch tells PhysOrg.com. “At the beginning of the last century, scientists discovered that solid particles could exhibit proper ...
Mar 27, 2009 |
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