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15 Oct | Freya Blekman | Physics
A new result by the CMS Collaboration narrows down the mass of the Higgs boson to a precision of 0.1%. After reporting the observation of the Higgs boson at the CERN LHC in 2012, scientists the ATLAS and CMS Collaborations have been busy...
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26 Sep | Freya Blekman | Physics
For the first time, CMS physicists have measured the production rate of top quark pairs as a function of three experimental observables simultaneously. The new result helps to answer several fundamental questions, among which, the properties of...
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21 Sep | Freya Blekman | Physics
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. Mass is one of the most complex concepts in fundamental physics, which went...
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11 Sep | Freya Blekman | Physics
When the CMS experiment records particle collision events, a large number of unwanted extra collisions overlap in the detector and hide the rare particle collision that is worthwhile studying. CMS physicists have developed a new method that gives...