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Mock theta functions
(Preview)
Mathematicians have finally laid to rest the legendary mystery surrounding an elusive group of numerical expressions known as the "mock theta functions." Number theorists have struggled to understand the functions ever since the great Indian mathematician Srinivasa Ramanujan f...
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Einstein's twin paradox
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Louisiana State University professor resolves Einstein's twin paradox Subhash Kak, Delaune Distinguished Professor of Electrical and Computer Engineering at LSU, recently resolved the twin paradox, known as one of the most enduring puzzles of modern-day physics. First suggested by Al...
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Extremely short electron pulses
(Preview)
Researchers at the Max Born Institute for Nonlinear Optics and Short Pulse Spectroscopy (MBI) in Berlin, Germany, have developed a novel source of extremely short electron pulses. The electron source is based on an ultra-sharp metallic nee...
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Light-transmitting coaxial cable
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Scientists have created a tiny cable - much thinner than a human hair - through which they can transmit visible light, potentially paving the way for improvements in solar energy, computing and medicine.
The achievement, described in research published on Monday in the journal Applied Physics...
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Physics Stories of 2006
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The physics story of the year 2006 was, we believe, the new high precision (0.76 parts per trillion uncertainty) measurement of the electron’s magnetic moment by Gerald Gabrielse and his colleagues at Harvard University. Then in a second paper the same experimenters used the new moment in tandem w...
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Neutron beta-decay
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Researchers from the Commerce Department's National Institute of Standards and Technology (NIST) and four universities have made the first experimental observation of rare particles of light emitted during the radioactive decay of the neutron, a key building block of matter. This work confir...
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Particle Physics Grant
(Preview)
The Particle Physics and Astronomy Research Council (PPARC) has awarded a £3.65 million grant to the University’s Particle Physics group, for four areas of research.
‘This is excellent news. The grant coupled with recent new academic appointments will allow the group at Bristol to be at t...
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Nuclear recoil scintillation
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Title: Scintillation of liquid neon from electronic and nuclear recoils
Authors: J. A. Nikkel, R. Hasty, W. H. Lippincott, D. N. McKinsey
We have measured the time dependence of scintillation light from electronic and nuclear recoils in liquid neon, finding a slow time con...
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Germanium
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Not since the use of germanium in the first transistor radios and the discovery of its crucial role in semiconductor research more than 50 years ago has the study of this element garnered so much attention.
This half-century rebound in popularity is thanks to a University of Houston scientist and...
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CARR
(Preview)
A new research reactor to be used as neutron source will start operation from next year, Chinese scientists have told a workshop in Beijing.
The China Advanced Research Reactor (CARR) was still being established and would b...
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Rotational Brownian motion
(Preview)
Research carried out at the University of Pennsylvania has definitively measured and described the Brownian motion of an isolated ellipsoidal particle, completing a path laid out by Einstein 100 years ago when he first described rotational Brownian motion for spheres in water.
Brownian moti...
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Langmuir waves
(Preview)
Plasma physicists at the Universities of Texas and Michigan have photographed speedy plasma waves, known as Langmuir waves, for the first time using a specially designed holographic-strobe camera.
The waves are the fastest matter waves ever photographed, clocking in at about 99.997% of the s...
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Element 118
(Preview)
Element 118 has been created in experiments conducted at the Flerov Laboratory of Nuclear Reactions in Dubna, Russia by a collaboration of researchers from Russia's Joint Institute for Nuclear Research and the Lawrence Livermore National Laboratory in California.
Element 118, the heaviest...
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Supercapacitor
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Anomalous Increase in Carbon Capacitance at Pore Sizes Less Than 1 Nanometer
Carbon supercapacitors, which are energy storage devices that use ion adsorption on the surface of highly porous materials to store charge, have numerous advantages over other power-source technologies...
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Navier-Stokes equations
(Preview)
The Navier-Stokes equations, named after Claude-Louis Navier and George Gabriel Stokes, are a set of equations that describe the motion of fluid substances such as liquids and gases. The...
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