15 Alfvn PPTs View free & download

Solar coronal heating on current sheets where kinetic Alfvn waves are generated PowerPoint PPT Presentation

Solar coronal heating on current sheets where kinetic Alfvn waves are generated - A null and the associated separatrix. Continuous footpoint motion of. At the photosphere boundary ... on the separatrix. Force-free equilibrium. The growth rate ...

A null and the associated separatrix. Continuous footpoint motion of. At the photosphere boundary ... on the separatrix. Force-free equilibrium. The growth rate ...

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Alfvn waves propagation in homogeneous and dusty astrophysical plasmas PowerPoint PPT Presentation

Alfvn waves propagation in homogeneous and dusty astrophysical plasmas - A low temperature plasma containing disperse particles of solid material, ... If dust particles are charged, they interact with the waves, and give rise ...

A low temperature plasma containing disperse particles of solid material, ... If dust particles are charged, they interact with the waves, and give rise ...

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Mass loss and Alfvn waves in cool supergiant stars PowerPoint PPT Presentation

Mass loss and Alfvn waves in cool supergiant stars - Coronal holes: origin of fast solar wind u 600 km s-1. Cranmer & Ballegooijen (2005) ... A simplified coronal holes geometry ...

Coronal holes: origin of fast solar wind u 600 km s-1. Cranmer & Ballegooijen (2005) ... A simplified coronal holes geometry ...

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Mirrorinduced Alfvn Eigenmodes MAE in a Periodic Magnetic Mirror Geometry PowerPoint PPT Presentation

Mirrorinduced Alfvn Eigenmodes MAE in a Periodic Magnetic Mirror Geometry - Bragg reflection condition 2k// =km or ? = 2 ?m predicts a propagation gap at. fB=vA///2 ?m ... Reflection Effect? Mirror Caused Periodicity Changes Wave ...

Bragg reflection condition 2k// =km or ? = 2 ?m predicts a propagation gap at. fB=vA///2 ?m ... Reflection Effect? Mirror Caused Periodicity Changes Wave ...

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Jovian Sbursts generation by Alfvn waves PowerPoint PPT Presentation

Jovian Sbursts generation by Alfvn waves - Torus period = Jupiter's Period = 9 hours 55.5 min. } Io is moving relative to the plasma. Io's obital period = 42 hours 27.5 minutes. Electric field generation: E ...

Torus period = Jupiter's Period = 9 hours 55.5 min. } Io is moving relative to the plasma. Io's obital period = 42 hours 27.5 minutes. Electric field generation: E ...

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Research of Alfvn wave heating and current drive on the SUNIST spherical tokamak PowerPoint PPT Presentation

Research of Alfvn wave heating and current drive on the SUNIST spherical tokamak - Task list. Impedance analysis. RF generator design & manufacture. Basic antenna design ... No mechanical vibration observed (fm fRF). Shield or limiter ...

Task list. Impedance analysis. RF generator design & manufacture. Basic antenna design ... No mechanical vibration observed (fm fRF). Shield or limiter ...

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Evidence for Alfvn waves propagating in a coronal loop PowerPoint PPT Presentation

Evidence for Alfvn waves propagating in a coronal loop - The method of coronal seismology (Uchida 1970; Roberts et al 1984) based on ... We used the observed properties of the waves for coronal seismology. ...

The method of coronal seismology (Uchida 1970; Roberts et al 1984) based on ... We used the observed properties of the waves for coronal seismology. ...

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Modeling the Intermittent Dynamics of Alfvn Waves in the Solar Wind PowerPoint PPT Presentation

Modeling the Intermittent Dynamics of Alfvn Waves in the Solar Wind - National Institute for Space Research ... Relevance of intermittency and chaos in the solar ... Spatiotemporal solutions of the Kuramoto-Sivashinsky ...

National Institute for Space Research ... Relevance of intermittency and chaos in the solar ... Spatiotemporal solutions of the Kuramoto-Sivashinsky ...

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Numerical simulations of largeamplitude Alfvn waves in the solar corona PowerPoint PPT Presentation

Numerical simulations of largeamplitude Alfvn waves in the solar corona - EGS meeting, Nice, March 2001 - Colloque ... Both magnetic field and temperature determine the flow. ... Distance-Latitude map of the velocity field (close up) ...

EGS meeting, Nice, March 2001 - Colloque ... Both magnetic field and temperature determine the flow. ... Distance-Latitude map of the velocity field (close up) ...

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Preliminary Report on XP819: Fast ion transport induced by Alfvn avalanches PowerPoint PPT Presentation

Preliminary Report on XP819: Fast ion transport induced by Alfvn avalanches - Reproduced 124764 - (higher current) possibly higher D-fraction. Attempted beam voltage scan in D, too difficult to stay out of H-mode, plagued by MHD. ...

Reproduced 124764 - (higher current) possibly higher D-fraction. Attempted beam voltage scan in D, too difficult to stay out of H-mode, plagued by MHD. ...

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Flows in coronal loops driven by Alfvn waves: 1D simulations PowerPoint PPT Presentation

Flows in coronal loops driven by Alfvn waves: 1D simulations - PHYSICAL PROBLEM: how transverse motions (Alfv n waves) drive parallel motion ... large injection of compressive waves, large reflexion at boundary ...

PHYSICAL PROBLEM: how transverse motions (Alfv n waves) drive parallel motion ... large injection of compressive waves, large reflexion at boundary ...

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Nonlinear coupling of Alfvn Waves to the Quasi Coherent Mode PowerPoint PPT Presentation

Nonlinear coupling of Alfvn Waves to the Quasi Coherent Mode - Er0 spectra at separatrix: k =0, f=1400 kHz. Electron geodesic-acoustic mode ... dn spectra at separatrix. kq=-1.3 cm-1, f=100 kHz. Quasi-Coherent Mode. Alcator ...

Er0 spectra at separatrix: k =0, f=1400 kHz. Electron geodesic-acoustic mode ... dn spectra at separatrix. kq=-1.3 cm-1, f=100 kHz. Quasi-Coherent Mode. Alcator ...

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Active MHD Spectroscopy of Alfvn Eigenmodes PowerPoint PPT Presentation

Active MHD Spectroscopy of Alfvn Eigenmodes - MIT Plasma Science and Fusion Center. Cambridge, MA USA ... C-Mod Active MHD antennas ... tiles, 5 turns/antenna, 4 antennas on the outboard wall at 2 poloidal and ...

MIT Plasma Science and Fusion Center. Cambridge, MA USA ... C-Mod Active MHD antennas ... tiles, 5 turns/antenna, 4 antennas on the outboard wall at 2 poloidal and ...

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Excitation of Alfv PowerPoint PPT Presentation

Excitation of Alfv - Excitation of Alfvn eigenmodes with subAlfvnic neutral beam ions in JET and DIIID plasmas

Excitation of Alfvn eigenmodes with subAlfvnic neutral beam ions in JET and DIIID plasmas

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Kinetic Alfvn Waves Dynamics and Substorm Onset Andreas Keiling Pi2 pulsations in the nearEarth plas PowerPoint PPT Presentation

Kinetic Alfvn Waves Dynamics and Substorm Onset Andreas Keiling Pi2 pulsations in the nearEarth plas - Kinetic Alfv n Waves Dynamics and Substorm Onset Andreas Keiling. Pi2 pulsations in the near-Earth plasma sheet ... Velocity vorticity and FAC Larry Kepko ...

Kinetic Alfv n Waves Dynamics and Substorm Onset Andreas Keiling. Pi2 pulsations in the near-Earth plasma sheet ... Velocity vorticity and FAC Larry Kepko ...

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Alfvn PowerPoint PPT Presentations