Gizon / Cally / Leibacher Helioseismology, Asteroseismology, and MHD Connections

2008
ISBN: 978-0-387-89482-9
Verlag: Springer US
Format: PDF
Kopierschutz: 1 - PDF Watermark

E-Book, Englisch, 638 Seiten, eBook

This collection of papers offers a timely snapshot of helio- and asteroseismology in the era when SOHO/MDI instrument is about to be replaced by SDO/HMI and when the CoRoT space mission is yielding its first long-duration light curves of thousands of stars.

Zielgruppe

Research

Autoren/Hrsg.

Gizon, Laurent

Cally, Paul S.

Leibacher, John

Inhaltsverzeichnis

The Current Status of Asteroseismology.- The Solar-Stellar Connection: Magneto-Acoustic Pulsations in 1.5M ? – 2M ? Peculiar A Stars.- Fourier Analysis of Gapped Time Series: Improved Estimates of Solar and Stellar Oscillation Parameters.- Perspectives in Global Helioseismology and the Road Ahead.- Meridional Circulation and Global Solar Oscillations.- Global Effects of Local Sound-Speed Perturbations in the Sun: A Theoretical Study.- Angular Momentum Transport in the Sun’s Radiative Zone by Gravito-Inertial Waves.- Influence of Low-Degree High-Order p-Mode Splittings on the Solar Rotation Profile.- Can We Constrain Solar Interior Physics by Studying the Gravity-Mode Asymptotic Signature?.- Zonal Velocity Bands and the Solar Activity Cycle.- Acoustic Radius Measurements from MDI and GONG.- Spatio-Temporal Analysis of Photospheric Turbulent Velocity Fields Using the Proper Orthogonal Decomposition.- Calculation of Spectral Darkening and Visibility Functions for Solar Oscillations.- Uncovering the Bias in Low-Degree p-Mode Linewidth Fitting.- Analysis of MDI High-Degree Mode Frequencies and their Rotational Splittings.- Recent Developments in Local Helioseismology.- Observation and Modeling of the Solar-Cycle Variation of the Meridional Flow.- Three-Dimensional MHD Wave Propagation and Conversion to Alfvén Waves near the Solar Surface. I. Direct Numerical Solution.- Surface-Focused Seismic Holography of Sunspots: I. Observations.- Helioseismology of Sunspots: Confronting Observations with Three-Dimensional MHD Simulations of Wave Propagation.- Time?–?Distance Modelling in a Simulated Sunspot Atmosphere.- Modelling the Coupling Role of Magnetic Fields in Helioseismology.- Physical Properties of Wave Motion in Inclined Magnetic Fields within SunspotPenumbrae.- On Absorption and Scattering of P Modes by Small-Scale Magnetic Elements.- Time?–?Distance Analysis of the Emerging Active Region NOAA 10790.- High-Resolution Mapping of Flows in the Solar Interior: Fully Consistent OLA Inversion of Helioseismic Travel Times.- Structure and Evolution of Supergranulation from Local Helioseismology.- Probing the Subsurface Structures of Active Regions with Ring-Diagram Analysis.- Effects of Random Flows on the Solar f Mode: I. Horizontal Flow.- Effects of Random Flows on the Solar f Mode: II. Horizontal and Vertical Flow.- Instrumental Response Function for Filtergraph Instruments.- Seismology of a Sunspot Atmosphere.- Enhanced p-Mode Absorption Seen Near the Sunspot Umbral?–?Penumbral Boundary.- Global Acoustic Resonance in a Stratified Solar Atmosphere.- DOT Tomography of the Solar Atmosphere VII. Chromospheric Response to Acoustic Events.- Velocity and Intensity Power and Cross Spectra in Numerical Simulations of Solar Convection.- 3D MHD Coronal Oscillations about a Magnetic Null Point: Application of WKB Theory.- Nonlinear Numerical Simulations of Magneto-Acoustic Wave Propagation in Small-Scale Flux Tubes.- Seismic Emissions from a Highly Impulsive M6.7 Solar Flare.- Mechanics of Seismic Emission from Solar Flares.