News tagged with fermi
Ghostly gamma-ray beams blast from Milky Way's center
(Phys.org) -- As galaxies go, our Milky Way is pretty quiet. Active galaxies have cores that glow brightly, powered by supermassive black holes swallowing material, and often spit twin jets in opposite directions. ...
May 29, 2012 |
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Fermi observations of dwarf galaxies provide new insights on dark matter
(PhysOrg.com) -- There's more to the cosmos than meets the eye. About 80 percent of the matter in the universe is invisible to telescopes, yet its gravitational influence is manifest in the orbital speeds ...
Apr 02, 2012 |
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Researchers resolve controversy over gallium manganese arsenide that could boost spintronic performance
A long-standing controversy regarding the semiconductor gallium manganese arsenide, one of the most promising materials for spintronic technology, looks to have been resolved. Researchers with the Lawrence ...
Feb 27, 2012 |
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Fermilab experiment discovers a heavy relative of the neutron
(PhysOrg.com) -- Scientists of the CDF collaboration at the Department of Energy's Fermi National Accelerator Laboratory announced the observation of a new particle, the neutral Xi-sub-b (Ξb0). This particle ...
Jul 20, 2011 |
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'Odd couple' binary makes dual gamma-ray flares
(PhysOrg.com) -- In December 2010, a pair of mismatched stars in the southern constellation Crux whisked past each other at a distance closer than Venus orbits the sun. The system possesses a so-far unique ...
Jun 29, 2011 |
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US atom smasher may have found new force of nature (Update 4)
Data from a major US atom smasher lab may have revealed a new elementary particle, or potentially a new force of nature that could expand our knowledge of the properties of matter, physicists say.
Apr 06, 2011 |
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Tevatron atom smasher to close in September
(PhysOrg.com) -- The 25-year-old Tevatron particle accelerator in the US will end its operations in September this year since no funds are available to extend its life for three more years.
Jan 11, 2011 |
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Fahrenheit -459: Neutron stars and string theory in a lab
(PhysOrg.com) -- Using lasers to contain some ultra-chilled atoms, a team of scientists has measured the viscosity or stickiness of a gas often considered to be the sixth state of matter. The measurements ...
Dec 09, 2010 |
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Physicists find new parallel between cold gases and 'hot' superconductors
Scientists at JILA, working with Italian theorists, have discovered another notable similarity between ultracold atomic gases and high-temperature superconductors, suggesting there may be a relatively simple ...
Jul 08, 2010 |
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Particle collision thought to replicate Big Bang forces, may help explain how things exist
By the logic of science, things simply shouldn't exist. The best scientific minds of several generations have reasoned that shortly after the Big Bang created the universe, matter and antimatter should have wiped each other ...
Jun 02, 2010 |
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Scientists find evidence for significant matter-antimatter asymmetry
(PhysOrg.com) -- Scientists of the DZero collaboration at the Department of Energy’s Fermi National Accelerator Laboratory announced Friday, May 14, that they have found evidence for significant violation ...
May 18, 2010 |
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Physicists detect two candidate dark matter interactions, but say the data are not conclusive
(PhysOrg.com) -- Scientists have spent decades searching for the elusive material known as dark matter, which is believed to make up 25 percent of the universe. On Thursday, Dec. 17, a team of physicists including ...
Dec 18, 2009 |
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Fermi Telescope Peers Deep into Microquasar (w/ Video)
(PhysOrg.com) -- NASA's Fermi Gamma-ray Space Telescope has made the first unambiguous detection of high-energy gamma-rays from an enigmatic binary system known as Cygnus X-3. The system pairs a hot, massive ...
Nov 27, 2009 |
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Fermi Telescope reveals a population of radio-quiet gamma-ray pulsars
(PhysOrg.com) -- A new class of pulsars detected by NASA's Fermi Gamma-ray Space Telescope is solving the mystery of previously unidentified gamma-ray sources and helping scientists understand the mechanisms ...
Jul 02, 2009 |
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Fermi telescope explores high-energy 'space invaders'
(Physorg.com) -- Since its launch last June, NASA's Fermi Gamma-ray Space Telescope has discovered a new class of pulsars, probed gamma-ray bursts and watched flaring jets in galaxies billions of light-years ...
May 04, 2009 |
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