Probing for heavy neutral leptons at DUNE and ICARUS

The Standard Model has for a long time been successful in describing the world around, that is, until the discovery of neutrino oscillations. This led to the understand- ing that neutrinos were not massless as originally thought, and requires physics beyond the Standard Model. A possible solution...

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Main Author: Schezwen, Sharoz
Other Authors: Leek Meng Lee
Format: Final Year Project (FYP)
Language:English
Published: Nanyang Technological University 2024
Subjects:
Online Access:https://hdl.handle.net/10356/175662
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author Schezwen, Sharoz
author2 Leek Meng Lee
author_facet Leek Meng Lee
Schezwen, Sharoz
author_sort Schezwen, Sharoz
collection NTU
description The Standard Model has for a long time been successful in describing the world around, that is, until the discovery of neutrino oscillations. This led to the understand- ing that neutrinos were not massless as originally thought, and requires physics beyond the Standard Model. A possible solution to this problem is the proposal of the existence of so called Heavy Neutral Leptons. These Heavy Neutral Leptons are proposed to mix with the Standard Model neutrino flavours, but they are much heavier than them. To fully test this theory and discover the behaviour of such new objects, methods to produce and detect them are needed. These methods allow physicists to probe into uncharted waters upon finding the Heavy Neutral Leptons, that can possibly solve more unanswered questions by the Standard Model such as why is there more matter than antimatter in the Universe? Or what is dark matter which is found abundantly in the Universe? This thesis presents contributions to the current simulations that are done at the DUNE and ICARUS experiments, by performing the sensitivity analysis of the detectors in probing for these new particles. For DUNE, the current simulations are developed further to enable adding additional features leading to a more accurate version that goes more in line with recent theoretical developments. For ICARUS, the actual background data obtained from cosmic muons, acting as noise are used to obtain the most realistic estimations of the sensitivity.
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spelling ntu-10356/1756622024-05-06T15:37:27Z Probing for heavy neutral leptons at DUNE and ICARUS Schezwen, Sharoz Leek Meng Lee School of Physical and Mathematical Sciences MLLeek@ntu.edu.sg Physics High energy physics Simulation The Standard Model has for a long time been successful in describing the world around, that is, until the discovery of neutrino oscillations. This led to the understand- ing that neutrinos were not massless as originally thought, and requires physics beyond the Standard Model. A possible solution to this problem is the proposal of the existence of so called Heavy Neutral Leptons. These Heavy Neutral Leptons are proposed to mix with the Standard Model neutrino flavours, but they are much heavier than them. To fully test this theory and discover the behaviour of such new objects, methods to produce and detect them are needed. These methods allow physicists to probe into uncharted waters upon finding the Heavy Neutral Leptons, that can possibly solve more unanswered questions by the Standard Model such as why is there more matter than antimatter in the Universe? Or what is dark matter which is found abundantly in the Universe? This thesis presents contributions to the current simulations that are done at the DUNE and ICARUS experiments, by performing the sensitivity analysis of the detectors in probing for these new particles. For DUNE, the current simulations are developed further to enable adding additional features leading to a more accurate version that goes more in line with recent theoretical developments. For ICARUS, the actual background data obtained from cosmic muons, acting as noise are used to obtain the most realistic estimations of the sensitivity. Bachelor's degree 2024-05-02T08:28:05Z 2024-05-02T08:28:05Z 2024 Final Year Project (FYP) Schezwen, S. (2024). Probing for heavy neutral leptons at DUNE and ICARUS. Final Year Project (FYP), Nanyang Technological University, Singapore. https://hdl.handle.net/10356/175662 https://hdl.handle.net/10356/175662 en application/pdf Nanyang Technological University
spellingShingle Physics
High energy physics
Simulation
Schezwen, Sharoz
Probing for heavy neutral leptons at DUNE and ICARUS
title Probing for heavy neutral leptons at DUNE and ICARUS
title_full Probing for heavy neutral leptons at DUNE and ICARUS
title_fullStr Probing for heavy neutral leptons at DUNE and ICARUS
title_full_unstemmed Probing for heavy neutral leptons at DUNE and ICARUS
title_short Probing for heavy neutral leptons at DUNE and ICARUS
title_sort probing for heavy neutral leptons at dune and icarus
topic Physics
High energy physics
Simulation
url https://hdl.handle.net/10356/175662
work_keys_str_mv AT schezwensharoz probingforheavyneutralleptonsatduneandicarus