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Coronal Seismology : Waves and Oscillations in Stellar Coronae.
This concise and systematic account of the current state of this new branch of astrophysics presents the theoretical foundations of plasma astrophysics, magneto-hydrodynamics and coronal magnetic structures, taking into account the full range of available observation techniques -- from radio to gamm...
| Clasificación: | Libro Electrónico |
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| Autor principal: | |
| Otros Autores: | , |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Hoboken :
John Wiley & Sons,
2012.
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| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Coronal Seismology; Contents; Preface; 1 Introduction; 1.1 Magnetic Loops and Open Flux Tubes as Basic Structural Elements in Solar and Stellar Coronae; 1.2 Data of Observations and Types of Coronal Loops; 1.3 The MHD Approach for Coronal Plasma; References; 2 Coronal Magnetic Loop as an Equivalent Electric Circuit; 2.1 A Physical Model of an Isolated Loop; 2.2 The Formation of Magnetic Tubes by Photospheric Convection; 2.3 The Structure of the Coronal Part of a Flux Tube; 2.4 Diagnostics of Electric Currents; 2.4.1 ''Warm'' Loops; 2.4.2 ''Hot X-ray'' Loops; 2.4.2.1 Flare Magnetic Loops.
- 2.5 The Equivalent Electric Circuit; 2.6 Inductive Interaction of Magnetic Loops; 2.7 Waves of Electric Current in Arcades of Coronal Magnetic Loops; 2.8 Magnetic Loops above Spots; References; 3 Resonators for MHD Oscillations in Stellar Coronae; 3.1 Eigenmodes of Coronal Loops: The Plasma Cylinder Approach and the Dispersion Equation; 3.1.1 Trapped Modes; 3.1.1.1 Global Sausage Mode; 3.1.1.2 Global Kink Mode; 3.1.2 Leaky Modes; 3.1.2.1 Sausage Mode; 3.1.2.2 Kink Modes; 3.1.3 Ballooning Modes; 3.2 MHD Resonator at ~1RO in the Solar Corona; 3.3 Excitation Mechanisms for Loop Oscillations.
- 3.3.1 External Triggers; 3.3.2 Parametric Excitation of Loop Oscillations by p-Modes; 3.3.3 Internal Excitation; 3.3.3.1 The Excitation of the Sausage Mode by Instantaneous Energy Release; 3.3.3.2 The Excitation of the Global Kink Mode by Chromosphere Evaporation; 3.3.3.3 The Excitation of the Sausage Mode by High-Energy Protons under the Bounce-Resonance Condition; References; Further Reading; 4 Propagating MHD Waves in Coronal Plasma Waveguides; 4.1 MHD Waves in Vertical Coronal Magnetic Flux Tubes; 4.1.1 Effects of Stratication; 4.2 Propagating Waves in Coronal Loops.
- 4.2.1 Propagating Compressible Waves in Coronal Loops; 4.2.2 Transverse Waves in Coronal Loops; 4.3 Waves in Coronal Jets; 4.4 Evolution of Short-Wavelength, Fast Magnetoacoustic Waves; 4.5 Alfvén Wave Phase Mixing; 4.5.1 Damping of Alfvén Waves because of Phase Mixing; 4.5.2 Enhanced Nonlinear Generation of Oblique Fast Waves by Phase-Mixed Alfvén Waves; References; 5 Prominence Seismology; 5.1 Prominence Models; 5.2 Prominence Oscillations; 5.3 The Heating Effect; 5.4 Nonlinear Oscillations: Dynamical Modes; 5.5 Flare Processes in Prominences; 5.6 Stellar and Interstellar Prominences; References.
- 6 The Coronal Loop as a Magnetic Mirror Trap; 6.1 Particle Distribution in a Coronal Loop; 6.1.1 Gyrosynchrotron Emission from a Flaring Loop; 6.2 Kinetic Instabilities in a Loop; 6.2.1 A Loop as an Electron Cyclotron Maser; 6.2.2 The Plasma Mechanism of the Radio Emission from Coronal Loops; 6.2.3 Instabilities of Whistlers and Small-Scale Alfvén Waves; 6.3 The Fine Structure of Radio Emission from Coronal Loops; 6.3.1 Sudden Reductions; 6.3.2 Zebra Pattern; 6.3.3 Diagnostics of Coronal Plasma Using the Fine Structure of Radio Emission; References.
- 7 Flaring Events in Stellar Coronal Loops.