scholarly journals The Compact Muon Solenoid Experiment at the Large Hadron Collider

2009 ◽  
Vol 19 ◽  
pp. 28-35
Author(s):  
Edgar Casimiro ◽  
Marco A. Reyes ◽  
Gerardo Moreno ◽  
David Delepine

The Compact Muon Solenoid experiment at the CERN Large Hadron Collider will study protonproton collisions at unprecedented energies and luminosities. In this article we providefi rst a brief general introduction to particle physics. We then explain what CERN is. Thenwe describe the Large Hadron Collider at CERN, the most powerful particle acceleratorever built. Finally we describe the Compact Muon Solenoid experiment, its physics goals,construction details, and current status.

2013 ◽  
Vol 22 (07) ◽  
pp. 1330015
Author(s):  
◽  
DOMIZIA ORESTANO

This document presents a brief overview of some of the experimental techniques employed by the ATLAS experiment at the CERN Large Hadron Collider (LHC) in the search for the Higgs boson predicted by the standard model (SM) of particle physics. The data and the statistical analyses that allowed in July 2012, only few days before this presentation at the Marcel Grossman Meeting, to firmly establish the observation of a new particle are described. The additional studies needed to check the consistency between the newly discovered particle and the Higgs boson are also discussed.


2020 ◽  
Vol 51 (2) ◽  
pp. 23-25
Author(s):  
Zoltán Trócsányi

While at CERN the upgrade of the Large Hadron Collider and the detectors is in full swing and the European strategy for particle physics research is being shaped we summarise the current status of particle physics, focusing on the established experimental observations at the energy, the intensity and the cosmological frontiers.


2019 ◽  
Vol 214 ◽  
pp. 02015
Author(s):  
Andrea Perrotta

LHC Run2 began in April 2015 with the restart of the collisions in the CERN Large Hadron Collider. In the perspective of the offline event reconstruction, the most relevant detector updates appeared in 2017: the upgrade of the Pixel Detector, with the insertion of an additional layer closer to the beams, and the improved photodetectors and readout chips for the Endcap Hadron Calorimeter, which allow a finer longitudinal segmentation. The long shutdown between Run1 and Run2 was instrumental in the optimization of the reconstruction code and for the introduction of new algorithms to mitigate sensitivity to increased pileup, especially to out-of-time contribution with the advent of 25 ns separation between collisions compared to 50 ns in Run1. Such an optimization continued in the following years, when the reconstruction code of CMS evolved together with the improving of the performance of the LHC. The current status of the reconstruction software of the CMS experiment is described here, with emphasis on some of the recently integrated developments.


2017 ◽  
Vol 96 (6) ◽  
Author(s):  
Caio A. G. Prado ◽  
Jacquelyn Noronha-Hostler ◽  
Roland Katz ◽  
Alexandre A. P. Suaide ◽  
Jorge Noronha ◽  
...  

2016 ◽  
Vol 93 (5) ◽  
Author(s):  
J. Adam ◽  
D. Adamová ◽  
M. M. Aggarwal ◽  
G. Aglieri Rinella ◽  
M. Agnello ◽  
...  

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