The LHCb collaboration has spotted a new particle. Its mass and other properties place it squarely in the charmonium family that includes the better-known J/ψ particle, which was the first particle containing a "charm quark" ...
General Physics
Feb 26, 2019
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Researchers in the College of Arts and Sciences have determined that the lifetime of the so-called charmed omega—part of a family of subatomic particles called baryons—is nearly four times longer than previously thought.
General Physics
Oct 2, 2018
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177
The building blocks of matter in our universe were formed in the first 10 microseconds of its existence, according to the currently accepted scientific picture. After the Big Bang about 13.7 billion years ago, matter consisted ...
General Physics
Sep 21, 2018
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Finding a new particle is always a nice surprise, but measuring its characteristics is another story and just as important. Less than a year after announcing the discovery of the particle going by the snappy name of Ξcc++ (Xicc++), ...
General Physics
May 25, 2018
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173
From the data collected by the LHCb detector at the Large Hadron Collider, it appears that the particles known as charm mesons and their antimatter counterparts are not produced in perfectly equal proportions. Physicists ...
General Physics
May 25, 2018
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Today at the EPS Conference on High Energy Physics in Venice, the LHCb experiment at CERN's Large Hadron Collider has reported the observation of Ξcc++ (Xicc++) a new particle containing two charm quarks and one up quark. ...
General Physics
Jul 6, 2017
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Physicists in the Syracuse University College of Arts and Sciences have made science history by confirming the existence of a rare four-quark particle and discovering evidence of three other "exotic" siblings.
General Physics
Jul 8, 2016
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In the range of energies penetrated by the LHC accelerator, a new mechanism of particle creation is becoming more prominent, say scientists from the Institute of Nuclear Physics of the Polish Academy of Sciences in Krakow. ...
General Physics
Jun 9, 2016
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48
Protons and neutrons, the particles in an atomic nucleus, are made of smaller pieces called "quarks." Some types of quarks can form particles that exhibit surprising behaviors. Mark Mattson, Ph.D., assistant professor-research, ...
General Physics
Dec 20, 2013
1
0
(PhysOrg.com) -- Two unexpected new hadrons containing bottom quarks have been discovered by the Belle Experiment using the High Energy Accelerator Research Organization (KEK)'s B Factory (KEKB), a highly-luminous, electron-positron ...
General Physics
Jan 10, 2012
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