News

30 Nov 2021 | mazumdar | Physics
The Higgs boson is peculiar in many respects. Like most other elementary particles, it is unstable and lives only for an extremely short time, 1.6 x 10-22 seconds, according to the established theory of particle physics (the standard model). Pretty…
24 Nov 2021 | ikhalid | Detector
As the end of Long Shutdown 2 (LS2) is getting closer, CERN along with the experiments at the Large Hadron Collider (LHC) is preparing to welcome the most awaited Run 3 next year. The CMS experiment geared up for the two weeks of CERN pilot beams in…
12 Nov 2021 | ikhalid | Detector
The Large Hadron Collider (LHC) has been providing particle collisions at larger and larger luminosities over the years, thanks to a series of upgrades. However, the most anticipated upgrade has yet to come: the High Luminosity LHC (HL-LHC). Here…
01 Nov 2021 | fblekman | Physics
The Higgs boson, once the sought-after holy grail of particle physics, has now been with us for almost a decade.  By now physicists are able to use the Higgs boson itself as a tool for the next discovery beyond the standard model.  Interestingly,…
29 Oct 2021 | fblekman | Physics
High-energy particle accelerators are unique tools to study the structure of matter at the shortest distances. The most powerful accelerator today is the CERN Large Hadron Collider (LHC) that has so far collided beams of protons up to center-of-mass…
25 Oct 2021 | fblekman | Physics
Apart from the “World Wide Web,” three Ws may also have a different interpretation in the LHC era. The standard model of particle physics is a mathematical construct that connects three of the four fundamental forces of nature and classifies all…
13 Oct 2021 | mazumdar | Physics
The standard model of particle physics is our current best theory to describe the most basic building blocks of the universe, the elementary particles, and the interactions among them. At the heart of the standard model is a hypothesis describing…
13 Sep 2021 | mazumdar | Physics
After the Higgs boson discovery in the year 2012, the standard model of particle physics offers a complete and consistent description of elementary particle interactions that, despite the many attempts, has not been falsified by experimental…
01 Sep 2021 | losmith | Detector
The focus of Run Coordination during Long Shutdown 2 (LS2) is to organize regular detector-commissioning periods which help to closely monitor the advance of maintenance and upgrade activities, to smooth interactions between subsystems. This ensures…
27 Aug 2021 | fblekman | Physics
As physicists seek the elusive particles that may reveal a new understanding of the universe’s inner workings, one intriguing possibility is the conceivable existence of new particles that live in a shadow universe, called the “dark sector.” The…
17 Aug 2021 | losmith | Detector
After long months of preparations, the Beam Radiation, Instrumentation, and Luminosity (BRIL) group has completed the installation of three instruments dedicated to the measurement of luminosity and beam conditions: the Beam Condition Monitor “Fast…
16 Aug 2021 | mazumdar | Physics
A recent result from CMS searches for long-lived particles through the so-called “Higgs portal” in ways never done before. For about a decade now the CMS experiment at the CERN LHC has collected and analyzed data from hadron collisions, mainly…