Analysis of turbulence in fusion plasmas /

This book reviews some of the observations that reveal the complex nature of plasma turbulence in detail and explains their implications.

Detalles Bibliográficos
Clasificación:Libro Electrónico
Autores principales: Milligen, B. Ph. van (Boudewijn Ph. van) (Autor), Sánchez, Raúl (Physicist) (Autor)
Formato: Electrónico eBook
Idioma:Inglés
Publicado: Bristol [England] (Temple Circus, Temple Way, Bristol BS1 6HG, UK) : IOP Publishing, [2022]
Colección:IOP (Series). Release 22.
IOP series in plasma physics.
IOP ebooks. 2022 collection.
Temas:
Plasma turbulence.
Plasma physics.
SCIENCE / Physics / Atomic & Molecular.
Acceso en línea:Texto completo
Tabla de Contenidos:
  • 1. Introduction
  • 1.1. Energy policy options
  • 1.2. Fusion
  • 1.3. Magnetic confinement
  • 1.4. Fusion plasmas : a special class of systems
  • 1.5. Transport in fusion plasmas
  • 1.6. How important is turbulence?
  • 1.7. Unusual transport phenomena
  • 1.8. Summary
  • 2. Characterization of turbulence in plasmas
  • 2.1. Probability distribution functions and statistical moments
  • 2.2. Correlation
  • 2.3. Conditional averages
  • 2.4. Spectra
  • 2.5. Structure detection : the biorthogonal decomposition
  • 2.6. Wave interactions : the bicoherence
  • 2.7. Summary
  • 3. Complex features of plasma turbulence
  • 3.1. Introduction
  • 3.2. Self-similarity in random processes
  • 3.3. The search for self-similarity in fusion plasmas
  • 3.4. Long-term memory in time-series
  • 3.5. The search for long-term memory in fusion plasmas
  • 3.6. Characterization of self-similarity and memory via event burst sampling
  • 3.7. Burst sampling in fusion plasmas
  • 3.8. Summary
  • 4. Causality
  • 4.1. Antecedents
  • 4.2. The quantification of information
  • 4.3. The transfer entropy
  • 4.4. Tests of the transfer entropy
  • 4.5. Unravelling relations between turbulent variables
  • 4.6. Understanding radial transport
  • 4.7. Modelling
  • 4.8. Summary
  • 5. Intermittence
  • 5.1. Antecedents
  • 5.2. The intermittence parameter
  • 5.3. Numerical study of intermittence in a turbulence model
  • 5.4. Intermittence in the W7-X stellarator
  • 5.5. Intermittence in the TJ-II plasma edge
  • 5.6. Intermittence in the TJ-II plasma core
  • 5.7. Intermittence and causality during confinement transitions at TJ-II
  • 5.8. Intermittence and biasing at TJ-II
  • 5.9. Summary
  • 6. Closing
  • 6.1. Lessons learned
  • 6.2. Implications
  • 6.3. Open questions and future perspectives
  • Appendix A. Devices
  • Appendix B. Resistive MHD turbulence model.

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