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Quarks take wrong turns

Physics /

created Apr 13, 2004 | popularity not rated yet | comments 0

Physicists peering inside the neutron are seeing glimmers of what appears to be an impossible situation. The vexing findings pertain to quarks, which are the main components of neutrons and protons. The quarks, in essence, ...


Precision measurement of W-boson mass suggests a lighter Higgs particle

Precision measurement of W-boson mass suggests a lighter Higgs particle

Physics / General Physics

created Jan 08, 2007 | popularity 4.3 / 5 (24) | comments 0

Scientists of the CDF collaboration at the Department of Energy's Fermi National Accelerator Laboratory announced today the world's most precise measurement by a single experiment of the mass of the W boson, ...


New Clue to World's Tiniest Particles

Physics / General Physics

created Sep 04, 2006 | popularity 3.8 / 5 (71) | comments 0

Particle physicists around the world will be designing their next generation of billion-dollar experiments following new findings from a University of Adelaide-led research team. The Holy Grail of the world's particle physicists ...


HAPPEx results hint at strangely magnetic proton

Physics /

created Apr 21, 2005 | popularity not rated yet | comments 0

New results from research performed at the Department of Energy's Jefferson Lab hint that strange quarks may contribute to the proton's magnetic moment. If confirmed by data to be taken later this year, these surprising results ...


Correcting a prejudice regarding high-energy nuclear collisions

Physics / General Physics

created Aug 07, 2006 | popularity 4.1 / 5 (22) | comments 0

At the end of next year, CERN’s Large Hadron Collider (LHC) is scheduled to go online. Already, there are four major experiments planned and one of them, ALICE, is dedicated to the study of heavy-ion collisions. Rudolph Hwa, ...


First Matter

Physics /

created Apr 19, 2005 | popularity 4.2 / 5 (6) | comments 0

A New Particle Detector Built at the Weizmann Institute of Science Will Help Probe the Primordial Universe When the first matter came into being right after the Big Bang, what was it like? It may not have been quite as sc ...


DZero: Elusive Top Quark Discovery

Physics /

created Oct 17, 2005 | popularity 3.8 / 5 (6) | comments 0

They came from institutions worldwide, built the world's most powerful accelerator, smashed tiny bits of matter together at nearly the speed of light and produced something remarkable: a fundamental particle that was abundantly ...


IU Physicists to get their 'glue-on'

IU Physicists to get their 'glue-on'

Physics / General Physics

created May 19, 2008 | popularity 4.3 / 5 (15) | comments 2

Indiana University physicists, with the backing of a National Science Foundation grant of $750,000, are preparing to study the strongest glue in the universe -- a glue so strong that it has held together the ...


Physicists plan quark conference

Physics /

created Apr 13, 2005 | popularity not rated yet | comments 0

Physicists from around the world will gather at Madison's Monona Terrace from Wednesday, April 27 - Sunday, May 1, to explore the world of quarks, subatomic particles that represent the frontier of modern particle physics. The mee ...


BaBar Steadies Omega-minus Spin

BaBar Steadies Omega-minus Spin

Physics / General Physics

created Nov 06, 2006 | popularity 4.3 / 5 (12) | comments 0

If you snatch a copy of the Particle Data Book from your colleague's back pocket and flip to the entry for the Omega-minus particle, you'll see that the very first line says the spin is "not yet measured." ...


Supercomputers help physicists understand a force of nature

Physics / General Physics

created Jul 11, 2006 | popularity 4.1 / 5 (18) | comments 0

What if the tiniest components of matter were somehow different from the way they exist now, perhaps only slightly different or maybe a lot? What if they had been different from the moment the universe began in the big bang? ...


Copper vs. Copper at the Relativistic Heavy Ion Collider

Physics /

created Jan 12, 2005 | popularity not rated yet | comments 0

Middleweight matchup to provide control data in exploration of new form of matter Scientists searching for evidence that a particle accelerator at the U.S. Department of Energy’s Brookhaven National Laboratory has created ...


Answer from 'dusty shelf' aids quest to see matter as it was just after big bang

Physics /

created Mar 15, 2005 | popularity not rated yet | comments 0

Scientists trying to recreate conditions that existed just a few millionths of a second after the big bang that started the universe have run into a mysterious problem – some of the reactions they are getting don't mesh with ...


G-Zero Finds that Ghostly Strange Quarks Influence Proton Structure

Physics /

created Jun 20, 2005 | popularity 3.7 / 5 (3) | comments 0

In research performed at the Department of Energy's Jefferson Lab, nuclear physicists have found that strange quarks do contribute to the structure of the proton. This result indicates that, just as previous experiments have ...


Penguin Diagram

Particle decay may point to New Physics

Physics / General Physics

created Oct 11, 2006 | popularity 4.7 / 5 (143) | comments 0

A tiny flaw has caught the attention of physicists: the Standard Model (SM) predicts that the B meson mixing phase should be measured at nearly the same result using two different classes of decay modes. However, ...