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EIT waves and coronal magnetic field diagnosis
The study, which was led by Dr. Chen, is reported in Issue 52 of Science in China (G) because of its significant research value.Many explosive phenomena on the Sun, such as solar flares, invol...
Physics and Astronomy |
Read moreOak Ridge ‘Jaguar’ Supercomputer is World’s Fastest
An upgrade to a Cray XT5 high-performance computing system deployed by the Department of Energy has made the “Jaguar” supercomputer the world’s fastest. Located at Oak Ridge National Laboratory, Jagua...
Physics and Astronomy | Read morePTB Terahertz calibration satisfies US laser manufacturer
Terahertz radiation still lies in a metrological no man's land – a metrology gap. The Physikalisch-Technische Bundesanstalt (PTB) can now close this gap. For the first time, a commercial Terahert...
Process Engineering | Read moreBreakthrough in industrial-scale nanotube processing
Rice University scientists today unveiled a method for the industrial-scale processing of pure carbon-nanotube fibers that could lead to revolutionary advances in materials science, power distribution...
Materials Sciences | Read moreRare Space Experiment Gives Clues About the Fundamental Structure of the Universe
The experiment was performed by a team that includes astrophysicists at Penn State University, who used NASA's Fermi Gamma Ray Space Telescope to study particles from the explosion moving at near...
Physics and Astronomy | Read moreScientists build first 'frequency comb' to display visible 'teeth'
Scientists at the University of Konstanz in Germany and the National Institute of Standards and Technology (NIST) in the United States have built the first optical frequency comb—a tool for precisely ...
Physics and Astronomy | Read moreNew Celestial Map Gives Directions for GPS
The system works well, and millions rely on it every day, but what tells the GPS satellites where they are in the first place? "For GPS to work, the orbital position, or ephemeris, of the...
Information Technology | Read moreBlast from the past gives clues about early universe
Astronomers using the National Science Foundation's Very Large Array (VLA) radio telescope have gained tantalizing insights into the nature of the most distant object ever observed in the Univers...
Physics and Astronomy | Read moreNIST physicists turn to radio dial for finer atomic matchmaking
As the authors report* in an upcoming issue of Physical Review A, the radio-frequency (RF) radiation could serve as a second "knob," in addition to the more traditionally used magnetic field...
Physics and Astronomy | Read moreGalaxy cluster smashes distance record
The galaxy cluster, known as JKCS041, beats the previous record holder by about a billion light years. Galaxy clusters are the largest gravitationally bound objects in the Universe. Finding such a lar...
Physics and Astronomy | Read morePhysicists Turn to Radio Dial for Finer Atomic Matchmaking
As the authors report* in an upcoming issue of Physical Review A, the radio-frequency (RF) radiation could serve as a second "knob," in addition to the more traditionally used magnetic field...
Physics and Astronomy | Read moreRadio Waves 'See' through Walls
"By showing the locations of people within a building during hostage situations, fires or other emergencies, radio tomography can help law enforcement and emergency responders to know where they ...
Physics and Astronomy | Read moreRensselaer Researchers to Develop and Test Next-Generation Radar Systems
The new test bed, led by Birsen Yazici, associate professor of electrical, computer, and systems engineering, will allow simulations of radar systems that are comprised of hundreds of miniature sensor...
Power and Electrical Engineering | Read moreScientists discover surprise in Earth's upper atmosphere
"It's like something else is heating the atmosphere besides the sun. This discovery is like finding it got hotter when the sun went down," said Larry Lyons, UCLA professor of atmospheri...
Earth Sciences | Read morePrecise Radio-Telescope Measurements Advance Frontier Gravitational Physics
"Measuring the curvature of space caused by gravity is one of the most sensitive ways to learn how Einstein's theory of General Relativity relates to quantum physics.Uniting gravity ...
Physics and Astronomy | Read more
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