Tcaciuc, Rodica: Lateral distribution of cosmic ray muons underground : Results from the CosmoALEPH experiment. 2006
Inhalt
- ZUSAMMENFASSUNG
- ABSTRACT
- Acknowledgements
- Contents
- INTRODUCTION
- 1. Properties of Cosmic Rays
- 1.1 The Measured Primary Energy Spec-trum
- 1.2 Origin and Acceleration Mechanisms ofCosmic Rays
- 1.3 Mass Composition
- 1.4 Air Showers
- 1.5 Muons in the atmosphere and under-ground
- 2. CosmoALEPH ExperimentalSetup
- 2.1 Geometrical and Geographical Arrange-ment
- 2.2 Scintillator Stations and Readout Elec-tronics
- 2.3 ALEPH Detector
- 3. Experimental Data Analysis
- 3.1 Definition of the Decoherence Curve inthe CosmoALEPH Experiment
- 3.2 Geometrical Acceptances
- 3.3 Efficiencies
- 3.4 Overburden Corrections
- 3.5 Data Quality Requirements and Coinci-dences between CosmoALEPH detectors
- 3.6 Coincidence Rates at Small Separations
- 3.7 Measured Decoherence Distribution
- 3.8 Multiplicity and Transverse MomentumDistributions in the ALEPH TPC
- 4. Concept of the Monte CarloSimulation Program
- 4.1 CORSIKA: A Program for Air ShowerSimulation
- 4.2 Global Simulation Parameters and Inter-action Models
- 4.3 Models for Hadronic Interactions
- 5. Monte Carlo Data Analysis
- 5.1 Simulations
- 5.2 Influence of Multiple Scattering andMagnetic Field on Energetic Muons Un-derground
- 5.3 Description of the MC Analysis Method
- 5.4 Decoherence Distribution predicted byMC Models
- 5.5 Multiplicity and Transverse MomentumDistributions of CORSIKA Muons measured in the TPC
- 6. Results
- 6.1 CosmoALEPH and the MC DecoherenceDistribution
- 6.2 CosmoALEPH and MC Multiplicity andTransverse Momentum Distributions
- CONCLUSIONS
- Appendix A
- Appendix B
- Appendix C
- Appendix D
- Bibliography