CERN Accelerating science

Newsletter Articles

June 2021 - August 2021

Nuclear quadrupole moments (Q), a measure of charge asymmetry in nuclei, are experimentally accessible via the quadrupole interaction frequency νQ=eQVzz/h. To extract Q from this information one needs to knowVzz, the electric-field gradient at the…

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March 2021 - May 2021

Gravitational waves contain crucial information on the structure and on the history of the Universe. They can give us access to unique insights on particle physics at very high energies and astrophysics in extreme regimes. The detection of…

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March 2021 - May 2021

The ATLAS experiment is a general-purpose particle detector operating at the LHC. It consists of several concentric layers of particle detectors occupying a cylindrical volume 46m long and 25m in diameter. The innermost detectors reconstruct the…

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March 2021 - May 2021

Quantum Chromodynamics (QCD), the theory of strong interactions, is characterised by a rich phase diagram. The elementary coloured degrees of freedom of the theory, quarks and gluons, under ordinary conditions are confined in colour-neutral hadrons…

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March 2021 - May 2021

The CMS experiment is one of the four large experiments at the LHC and a detailed description of the detector's inner and outer layers can be found here. The detector successfully operated with LHC collisions since 2010 leading to the Higgs boson…

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March 2021 - May 2021

For more than two decades, a number of coordinated initiatives in Europe have targeted the fundamental and technological issues associated with the development and exploitation of the most advanced detectors for particle physics research. From the…

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March 2021 - May 2021

CERN has the legal obligation to protect the public and the people working on its premises from any unjustified exposure to ionising radiation. In this context, radiation monitoring is one of the main tasks of the Radiation Protection Group.…

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March 2021 - May 2021

Among the sciences, particle physics has the luxury of having a well established theoretical basis. Often we focus on the elementary particles and model them mathematically with quantum field theories like the Standard Model. In order to compare…

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March 2021 - May 2021

SND@LHC is a newly proposed, compact and stand-alone experiment to perform measurements with neutrinos produced at the LHC in a hitherto unexplored pseudo-rapidity range of 7.2 < 𝜂 < 8.6, complementary to all the other experiments at the LHC,…

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