Исследование фотоплазмы в смесях паров натрия с инертными газами на основе 2D моделирования Мандур Мохамед Махсуб Махсуб Махсуб

Краткое описание

Мандур Мохамед Махсуб Махсуб Махсуб.
Исследование фотоплазмы в смесях паров натрия с инертными газами на основе 2D моделирования : диссертация ... кандидата физико-математических наук : 01.04.08 / Мандур Мохамед Махсуб Махсуб Махсуб ; [Место защиты: ФГБОУ ВО «Санкт-Петербургский государственный университет»]. - Санкт-Петербург, 2021. - 290 с. : ил.; 14,5х20,5 см.
Оглавление диссертациикандидат наук Мандур Мохамед Махсуб Махсуб Махсуб
Table of contents
Introduction
Chapter 1. Literature Review
1.1 A brief overview of photoplasma studies
1.2 Photovoltaic effect in photoplasma
1.3 Photoplasma creation mechanism
1.3.1 Photo-processes
1.3.2 Ionization with the participation of excited atoms
1.3.3 The collision of electrons with excited atoms
1.4 Alkali metals and inert gases
1.5 Conclusions to Chapter
Chapter 2. Numerical Model
2.1 Governing equations
2.2 Simulation Model
2.2.1 Model geometry
2.2.2 Mesh refinement
2.3 Photoplasma chemistry
2.3.3 A simple model approximation
2.3.4 Detailed photoplasma chemistry for sodium
2.4 Assumptions justifications
2.5 Conclusions to Chapter
Chapter 3. Single- and two-chambers configurations
3.1 Method and input data
3.2 Single-chamber configuration
3.3 Two-chamber configuration
3.3.1 Second chamber dimensions optimization
3.3.2 Comparison of single- and two-chamber configurations
3.3.3 Effect of second chamber geometry variation
3.3.4 Effect of photoexcitation rate variation
3.3.5 Dielectric size
3.3.6 Non-homogeneous photoexcitation profile
3.4 Conclusions to Chapter
Chapter 4. Photoplasma of different Na - X mixtures
4.1 Different Na-X gas mixtures
4.1.1 Model input
4.1.2 Basic photoplasma parameters results at different noble gas pressure
4.1.3 2D results of Na-Ne and Na-Xe mixtures
4.2 Na-Ar mixture parametric sweep at different photoexcitation rate
4.3 Parametric sweep for Na-Ar mixture with a load resistance
4.4 Conclusions to Chapter
Chapter 5. Electron vortex in 2D photoplasma
5.1 Model
5.2 Analysis of results with Na-Ar mixture
5.2.1 Details of flux components
5.2.2 Effect of argon gas pressure variation
5.2.3 Variations of photoexcitation rate at a certain buffer gas pressure
5.2.4 Variation of second chamber dimensions
5.3 Different Na-X mixtures
5.4 Conclusions to Chapter
Conclusion
List of Tables
List of Figures
Acknowledgments
References
Appendix