The CMS collaboration at the Large Hadron Collider (LHC) has performed the most accurate ever measurement of the mass of the top quark—the heaviest known elementary particle. The latest CMS result estimates the value of ...
Quantum Physics
Apr 19, 2022
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On July 5, the LHC roared to life for its third run after three years of continual improvements to the machine as well as to the experiments' detectors and analysis tools, and immediately reached a record energy of 13.6 TeV. ...
General Physics
Nov 8, 2022
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205
The result of recent research by the CMS collaboration opens the path to study in a new and unique way an extreme state of matter that is thought to have existed shortly after the Big Bang. The collaboration has seen evidence ...
General Physics
Oct 9, 2020
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Scientists on the CDF and DZero experiments at the U.S. Department of Energy's Fermi National Accelerator Laboratory have announced that they have found the final predicted way of creating a top quark, completing a picture ...
General Physics
Feb 24, 2014
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The ATLAS Collaboration at CERN has announced strong evidence of the production of four top quarks. This rare Standard Model process is expected to occur only once for every 70 thousand pairs of top quarks created at the ...
General Physics
Jun 23, 2020
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Scientists at a meeting in Grenoble, France, recently stoked speculation that physicists at the world's biggest particle accelerator may soon provide a first look at the elusive Higgs boson - the final piece of evidence needed ...
General Physics
Aug 17, 2011
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First results from the LHC at CERN are being revealed at ICHEP, the world's largest international conference on particle physics, which has attracted more than 1000 participants to its venue in Paris. The spokespersons of ...
General Physics
Jul 26, 2010
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In 2018, the ATLAS and CMS Collaborations at CERN announced the observation of the production of the Higgs boson in association with a top-quark pair, known as "ttH" production. This result was the first observation of the ...
General Physics
Apr 9, 2019
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258
For the first time, CMS physicists have investigated an effect called the "running" of the top quark mass, a fundamental quantum effect predicted by the Standard Model.
General Physics
Oct 8, 2019
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(Phys.org) —Scientists working on the world's leading particle collider experiments have joined forces, combined their data and produced the first joint result from Fermilab's Tevatron and CERN's Large Hadron Collider (LHC), ...
General Physics
Mar 19, 2014
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