Vargas, Miguel Ángel ; Vargas Jara, Miguel Ángel: Data analysis in the XENON1T Dark Matter Experiment. 2019
Inhalt
- Table of contents
- 1 Introduction
- 2 Introduction to Dark Matter
- 2.1 Evidence of Dark matter
- 2.2 Candidates
- 2.2.1 Standard Model Candidates
- 2.2.2 WIMPs
- 2.2.3 Supersymmetry
- 2.2.4 Axions
- 2.2.5 Sterile Neutrinos
- 2.3 Detection Methods
- 3 Direct Dark Matter Detection With Xenon
- 3.1 Direct detection strategy
- 3.1.1 Dark matter density and velocity distributions
- 3.1.2 Scattering kinematics
- 3.1.3 Expected event rate
- 3.1.4 Cross-section and nuclear physics aspects
- 3.1.5 Generic results
- 3.2 Signal production in liquid xenon
- 3.3 XENON1T Experiment
- 4 Signal Corrections and Energy Calibration
- 5 Charge Accumulation
- 5.1 Description of non-uniform Electric Field
- 5.1.1 Collection of Evidence
- 5.1.2 Observed Coordinates
- 5.1.3 Light and Charge yield time-dependency
- 5.1.4 LUX Experiment
- 5.1.5 Early indications from Simulations
- 5.1.6 Alternative Explanations for the Field Distortion
- 5.2 Data Driven Correction for SR1
- 5.3 Methods to Obtain Electric Field
- 5.4 Summary and Applications
- 6 Low Energy Background and Annual Modulation Studies
- 6.1 Electronic Recoil backgrounds
- 6.2 Surface backgrounds
- 6.2.1 210Pb beta decays as the origin of surface events
- 6.2.2 Characterization for charge loss with 83mKr
- 6.2.3 Surface background model
- 6.3 Summary of ER background contributions
- 6.4 XENON1T results
- 6.5 Annual Modulation studies
- 7 Beyond WIMPs: Sub-GeV Dark Matter Scattering off electrons
- 7.1 Detection strategy
- 7.1.1 Scattering kinematics
- 7.1.2 Velocity-averaged ionization cross-section for electrons
- 7.1.3 Ionization event rate
- 7.1.4 Form factor
- 7.1.5 Differential scattering rate
- 7.2 Dark matter-electron scattering in the context of XENON1T
- 7.3 Neutrino-like MeV dark matter and electron recoil
- 8 Summary and Outlook
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