Yunhee Jang L&S Math & Physical Sciences

Monte Carlo Exploration of Jet Substructure in Heavy-Flavor Events

This project is a multifaceted Monte Carlo study of jet substructure in heavy-flavor enriched events using Pythia simulations. It explores a diverse set of observables including jet axes, grooming techniques, momentum-sharing variables, N-subjettiness, and angular correlations using various tagging strategies and clustering algorithms. Heavy quarks like charm act as powerful probes of the strong force. Due to their large mass, they fragment and radiate differently than lighter quarks or gluons, encoding rich information about the dynamics of parton showering and hadronization. By analyzing the internal structure of heavy-flavor jets, we can test the predictions of quantum chromodynamics (QCD) and gain insight into how energy transforms into matter. The project evaluates the sensitivity and robustness of different observables in capturing these features, establishing a detailed vacuum reference that supports future studies of jet modifications in extreme environments, such as the quark-gluon plasma.

Message To Sponsor

Thank you so much for supporting my research project. I am excited to explore jet substructure and its related observables with potential to uncover new physics. Your support means a great deal and will significantly contribute to the success of this journey.
Headshot of Yunhee Jang
Major: Physics
Mentor: Barbara Jacak
Sponsor: Anselm MPS
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