Производство и накопление антипротонов для коллайдера Теватрон II Лебедев Валерий Анатольевич

Короткий опис

Лебедев, Валерий Анатольевич.
Производство и накопление антипротонов для коллайдера Теватрон II = Production and accumulation of the antiprotons in the Tevatron Run II : Production and accumulation of the antiprotons in the Tevatron Run II : диссертация ... доктора физико-математических наук : 01.04.20 / Лебедев Валерий Анатольевич; [Место защиты: Объединенный институт ядерных исследований]. - Дубна, 2022. - 172 с. : ил.
Оглавление диссертациидоктор наук Лебедев Валерий Анатольевич
Contents
Introduction
The Purpose of the Dissertation Work
Scientific Novelty and Practical Value
The following Items are Submitted for Defense
Structure and Volume of the Dissertation
Tevatron in Historical Context
Tevatron I - the Fermilab Collider
The path to high luminosity in the Tevatron
Overview of the Fermilab Accelerator Complex
Antiproton production
Chapter I Production of Antiprotons
1.1. Antiproton target
1.2. Circular machines of Antiproton Source
1.3. Optimization of the Antiproton production and collection
1.4. Lithium Lens
1.5. Optics Correction for Antiproton Source Rings and Transport Lines
1.5.1. Optics Correction for Antiproton Source Transport Lines
1.5.2. Optics Correction for Debuncher
1.5.3. Optics Correction for Accumulator
Chapter II Stochastic Cooling of Antiprotons
2.1. Stochastic Cooling: Theory
2.1.1. Beam Permeability for Longitudinal Cooling
2.1.2. Beam Permeability for Transverse Cooling
2.1.3. Fokker-Planck Equation for Longitudinal Cooling
2.1.4. Fokker-Planck Equation for Transverse Cooling
2.1.5. Cooling Rate Estimates
2.1.6. Stochastic Cooling with Strong Band Overlap
2.2. Stochastic Cooling: Technology and Systems
2.2.1. Pickups and Kickers
2.2.2. Preamplifiers
2.2.3. Recursive Notch Filters
2.2.4. Signal Transmission
2.2.5. Power Amplifiers
2.2.6. Equalizers
2.3. Operational Optimization of the Stacktail System
2.3.1. Stacktail Equalizer
2.3.2. Numerical Simulation of the Stacktail
2.3.3. Fast Computations of Beam Permeability
2.2.4. Transverse Core Heating
Chapter III Electron Cooling of Antiprotons
3.1. Introduction
3.2. Electron Cooling Formulae
3.3. Electron Beam Design Parameters and Choice of the Scheme
3.4. Electron cooler setup description
3.6. Design and Commissioning of Electron Beam Transport
3.7. The Energy Recovery Scheme and Beam Loss Limitations
3.8. Mode Emittances and Electron Angles in the Cooling Section
Thermal angles
Envelope mismatch
Non-linear perturbations
Effect from the ions generated by beam-background gas interactions
Coherent dipole motion
3.9. Cooling Force Measurements
Chapter IV Cooling and Accumulation in Recycler
4.1. Cooling and Beam Manipulations in the Recycler
4.1.1. Stashing cycle
4.1.2. Heating mechanisms
4.2. Intra-Beam Scattering
4.2.1. Multiple Scattering in Single Component Plasma
4.2.2. Multiple IBS in Accelerators
4.2.3. IBS in Recycler
4.3. Cooling Optimization in Recycler
4.3.1. Beam Cooling with Stochastic Cooling
4.3.1. Common Operation of Electron and Stochastic Cooling
4.3.3. Cooling Rates
4.3.4. Final performance
Conclusions
References
Appendix A: Symbols and Definitions
Appendix B: Frequent Abbreviations and Acronyms
Appendix C: Parameters of Fermilab Accelerators