Table of Links
Acknowledgements
1 Introduction to thesis
1.1 History and Evidence
1.2 Facts on dark matter
1.3 Candidates to dark matter
1.4 Dark matter detection
1.5 Outline of the thesis
2 Dark matter through ALP portal and 2.1 Introduction
2.2 Model
2.3 Existing constraints on ALP parameter space
2.4 Dark matter analysis
2.5 Summary
3 A two component dark matter model in a generic 𝑈(1)𝑋 extension of SM and 3.1 Introduction
3.2 Model
3.3 Theoretical and experimental constraints
3.4 Phenomenology of dark matter
3.5 Relic density dependence on 𝑈(1)𝑋 charge 𝑥𝐻
3.6 Summary
4 A pseudo-scalar dark matter case in 𝑈(1)𝑋 extension of SM and 4.1 Introduction
4.2 Model
4.3 Theoretical and experimental constraints
4.4 Dark Matter analysis
4.5 Summary
5 Summary
Appendices
A Standard model
B Friedmann equations
C Type I seasaw mechanism
D Feynman diagrams in two-component DM model
Bibliography
4.4 Dark Matter analysis
Benchmark : We have fixed the following independent parameters throughout the paper for the study of our pseudo scalar particle candidate to DM.
4.4.1 DM lifetime study
4.4.2 Relic density analysis
4.4.3 Direct detection
This paper is available on arxiv under CC BY 4.0 DEED license.
Author:
(1) Shivam Gola, The Institute of Mathematical Sciences, Chennai.
