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CMS Note
Report number CMS-CR-2016-175
Title Jet reconstruction and substructure measurements in ATLAS and CMS with first Run-2 data [CMS speaker]
Author(s) Mozer, Matthias U (KIT, Karlsruhe, EKP)
Publication 2016
Collaboration ATLAS and CMS Collaborations
Imprint 01 Aug 2016
Number of pages 11
Published in: PoS LHCP2016 (2016) 090
Presented at 4th Conference on Large Hadron Collider Physics 2016 (LHCP 2016), Lund, Sweden, 13 - 18 Jun 2016, pp.90
DOI 10.22323/1.276.0090
Subject category Detectors and Experimental Techniques
Accelerator/Facility, Experiment CERN LHC ; ATLAS,CMS
Keywords General
Abstract Jets play an important role in LHC physics but jet reconstruction and calibration in the high pile-up environment of the 2015 and 2016 data-taking periods pose unique challenges. The ATLAS and CMS experiments have improved their jet reconstruction and correction methods compared to Run I in order to better clean jets of the additional particles generated in pile-up interactions. Beyond jets formed from the hadronization of quarks and gluons, hadronic decays of highly boosted heavy particles, such as top quarks or Z, W or H bosons, in a single fat jet is gaining importance in the search for new physics at the highest possible energies. The LHC experiments have used the time between the LHC Run I and Run II to refine the methods used to identify such boosted decays and make them more robust in the presence of the high pile-up encountered in Run II. The application of this work to early Run II data are presented.
Other source Inspire
Copyright/License Preprint: (License: CC-BY-4.0)

 


 Записът е създаден на 2016-09-13, последна промяна на 2018-09-24


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