Discovered almost 100 years ago by Ernest Rutherford, the proton was one of the first particles to be studied in depth. Yet there's still much about it that remains a mystery. Where does its mass and spin come from? What ...
General Physics
Jun 13, 2017
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37
Supersymmetry is an extension to the Standard Model that may explain the origin of dark matter and pave the way to a grand unified theory of nature. For each particle of the Standard Model, supersymmetry introduces an exotic ...
General Physics
May 18, 2017
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Supersymmetry (SUSY) is one of the most attractive theories extending the Standard Model of particle physics. SUSY would provide a solution to several of the Standard Model's unanswered questions, by more than doubling the ...
General Physics
May 17, 2017
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The discovery of a Higgs boson in 2012 by the ATLAS and CMS experiments marked a milestone in the history of particle physics. It confirmed a long-standing prediction of the Standard Model, the theory that comprises our present ...
General Physics
May 16, 2017
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414
Ever since the LHC collided its first protons in 2009, the ATLAS Collaboration has been persistently studying their interactions with increasing precision. To this day, it has always observed them to be as expected by the ...
General Physics
May 10, 2017
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215
Proton collisions in the Large Hadron Collider often result in the production of "jets" of particles. These jets are a key element in the measurement of many processes, such as the decays of Higgs bosons or other exotic particles. ...
General Physics
May 3, 2017
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19
A new age of exploration dawned at the start of Run 2 of the Large Hadron Collider, as protons began colliding at the unprecedented centre-of-mass energy of 13 TeV. The ATLAS experiment now frequently observes highly collimated ...
General Physics
Apr 27, 2017
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29
The fundamental forces of nature are intimately related to corresponding symmetries. For example, the properties of electromagnetic interactions (or force) can be derived by requiring the theory that describes it to remain ...
General Physics
Apr 11, 2017
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440
High-energy photon pairs at the Large Hadron Collider are famous for two things. First, as a clean decay channel of the Higgs boson. Second, for triggering some lively discussions in the scientific community in late 2015, ...
General Physics
Apr 7, 2017
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21
At the 2017 Moriond conference, the ATLAS Experiment at CERN presented its first results examining the combined 2015/2016 LHC data. Thanks to outstanding performance of the CERN accelerator complex, this new dataset is almost ...
General Physics
Apr 3, 2017
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170
