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16–21 Jul 2017
Embassy Suites Buffalo
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Precision Top Mass Determination at the LHC with Jet Grooming

18 Jul 2017, 10:00
20m
Embassy Suites Buffalo

Embassy Suites Buffalo

200 Delaware Avenue Buffalo, NY 14202

Speaker

Mr Aditya Pathak (Massachusetts Institute of Technology)

Description

We show how the top mass can be extracted kinematically using cross sections for event shapes observables calculated using effective field theory methods. With the help of Soft Drop grooming done at a level that does not disturb the radiation that can modify the top mass definition, while still isolating the top jet, we obtain a distribution that is only mildly sensitive to the underlying event and initial state radiation. The data from LHC for top jets can thus be made to look very similar to e+e- collisions, and we compare Pythia results with those from our effective theory predictions.

Primary authors

Mr Aditya Pathak (Massachusetts Institute of Technology) Iain Stewart (MIT) Andre Hoang (University of Vienna) Sonny Mantry (University of North Georgia)

Presentation materials