'Field line' presentation slideshows

Electric field and Potential

Electric field and Potential. Tutoring schedule. Recall the Electric Field?. Recall the Electric Field?. Field lines?. Useful conceptualization of the electric field. Field Lines:. Field Lines:. A field line always Begins on a positive charge (or infinity)

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Anisotropic Plasma Astrophysics

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Chapter 24

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Multi-level observations of magneto-acoustic cut-off frequency

Multi-level observations of magneto-acoustic cut-off frequency. Ding Yuan Department of Physics University of Warwick Coventry CV4 7AL, UK Ding.Yuan@warwick.ac.uk With thanks to R. Sych , V. Reznikova , V.M Nakariakov . Contents. Introduction to sunspot waves Dataset Methods Results

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HF Propagation

HF Propagation. How to snag that DX! Michael Smith, N5TGL. Agenda. Purpose Three Magic words Understanding Propagation Propagation modes How solar activity impacts the ionosphere Learning the numbers A and K index, SFI, 304A, etc : Understand what those numbers mean

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Electricity and Magnetism

Electricity and Magnetism. Lesson 2. Objectives. describe how the discoveries of Oersted and Faraday form the foundation of the theory relating electricity to magnetism.

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Reconstruction of Reconnection Configurations From Spacecraft Data

Reconstruction of Reconnection Configurations From Spacecraft Data. Magnetohydrostatic Grad-Shafranov (GS) Reconstruction of FTEs Seen by Cluster GS reconstruction with Field-Aligned flow: Onset of Reconnection Seen by Cluster

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Instabilities driven by streaming energetic particles

Interaction between cosmic rays and background plasmas on multiple scales Tony Bell University of Oxford Rutherford Appleton Laboratory. Tycho 1572AD. Kepler 1604AD. Magnetic field due to CR/MHD interaction. SN1006. Cas A 1680AD. Instabilities driven by streaming energetic particles.

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ENLIL Modeling for the 12-03-07 interaction event: Effect of Interacting CMEs on SEP Intensity

NASA/GSFC H. Xie, N. Gopalswamy, P. Makela, S. Yashiro. ENLIL Modeling for the 12-03-07 interaction event: Effect of Interacting CMEs on SEP Intensity. 2012 March 07 SEP event: Two CMEs in Quick Succession. SEP peak. SEP onset. SHOCK. 1500/6000 (SEP/EPS peak) . 00:02/pk: 00:24/X5.4

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J A E Stephenson & A D M Walker School of Physics University of KwaZulu-Natal

J A E Stephenson & A D M Walker School of Physics University of KwaZulu-Natal (stephens@ukzn.ac.za). Analysis of waves near the magnetopause during a period of FLR activity recorded by the Sanae radar. Setting the scene (Part 1).

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Announcements

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Modelling X-ray Bright Points on the Quiet Sun.

Modelling X-ray Bright Points on the Quiet Sun. Parameter fitting to a Coronal Heating solution. Matthew Chantry. University of St Andrews. Mentor: Aad van Ballegooijen. Modelling X-ray Bright Points on the Quiet Sun. What is an X-ray Bright point?.

332 views • 16 slides

Physics 2102

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Physics of fusion power

Physics of fusion power. Lecture 6: Cylindrical concepts. Z-pinch magnetic field . Current is the source of the magnetic field Field in the q -direction : . Z-pinch -profiles. Pressure profile follows form the force balance The pressure profile is parabolic. Z-pinch profiles.

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Helicity Condensation: T he Origin of Coronal/Heliospheric Structure

Helicity Condensation: T he Origin of Coronal/Heliospheric Structure. S. K. Antiochos, C. R. DeVore , et al NASA/GSFC. Key features of the corona and wind Laminar loops Sheared filament channels Non-steady slow wind. TRACE: Title et al VAULT: Vourlidas et al

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