'Flux tube' diaporamas de présentation

Model Photospheres

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The meson landscape

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The meson landscape

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The meson landscape

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The meson landscape

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The GlueX Experiment: construction is under way

The GlueX Experiment: construction is under way. GlueX Physics Elucidate the phenomenon of confinement in QCD Definitive and detailed mapping of hybrid meson spectrum Search for smoking gun signature of exotic J PC hybrid mesons ; no mixing with qq

619 views • 50 slides

Excited Hadrons

Excited Hadrons. Contributions: T. Barnes, A. Dzierba, C. Meyer, A. Szczepaniak. Excited baryons Classification N ? transition form factors Low mass N* excitations, Roper A near-threshold resonance S 11 (1535) Search for new baryon states Coupled channels analysis Exotic hybrid mesons

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Coronal loops formed by separator reconnection: The birth & life of AR9574

Coronal loops formed by separator reconnection: The birth & life of AR9574. Dana Longcope Montana State University. Collaborators:. Jonathan Cirtain Dave McKenzie Jason Scott. MSU. Support:. NASA grant NAG5-10489 Isaac Newton Institute, Cambridge. Observations of Reconnection.

584 views • 48 slides

Introduction to Solar Flares

Introduction to Solar Flares. Gordon D. Holman Laboratory for Solar and Space Physics NASA Goddard Space Flight Center. Discovery of a Solar Flare. September 1, 1859 Independently observed by R. C. Carrington and R. Hodgson Magnetic storm commenced early on September 2.

1.07k views • 47 slides

Magnetic Helicity Generation Inside the Sun

Magnetic Helicity Generation Inside the Sun. Dana Longcope Montana State University. Thanks: Alexei Pevtsov. Propagation from. Magnetic Helicity Generation Inside the Sun. Observations show a clear hemispheric asymmetry in the helicity of the coronal magnetic field: H R < 0 in the North

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Introduction

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Dr. Alexei A. Pevtsov

Helicity on the Sun. If you worry about publicity Do not speak of Current Helicity Jan Stenflo. Dr. Alexei A. Pevtsov. Helicity on the Sun:. What is it good for anyway?. Dr. Alexei A. Pevtsov. Outline. Definition of helicity (incl. graphic repr.)

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Fractional Statistics of Quantum Particles

Major ideas:. Collaborators:. Texts:. J. M. Leinaas, J. Myrheim, R. Jackiw, F. Wilczek,. J. R. Schrieffer, F. Wilczek, A. Zee,. Geometric Phases in Physics. Fractional Statistics and Anyon Superconductivity. T. Einarsson, S. L. Sondhi, S. M. Girvin,.

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NSTAR2007, 5-8 september 2007

Recent development of the Constituent Quark Model including quark-antiquark effects and confinement. E. Santopinto and R . Bijker Dedicated to Nathan Isgur. NSTAR2007, 5-8 september 2007. Many versions of CQMs have been developed (KI, CI, GBE, U(7), hCQM, etc.)

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Concepts of plasma micro- and macroinstability

Concepts of plasma micro- and macroinstability. Linear instability Beam plasma dispersion relation Two stream instability Rayleigh-Taylor instability Kelvin-Helmholtz instability Firehose and Mirror instability Flux tube instabilities. Instabilities in a plasma.

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Evolution of Emerging Flux and Associated Active Phenomena

Evolution of Emerging Flux and Associated Active Phenomena. Takehiro Miyagoshi (GUAS , Japan) Takaaki Yokoyama (NRO , Japan). Studies of Coronal Magnetic Structure Formed by Isolated Twisted Emerging Flux by MHD Numerical Simulations. Upper Convection Zone --- Corona.

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Exclusive Production Ratios Mac Mestayer, Kijun Park, Christian Weiss

Exclusive Production Ratios Mac Mestayer, Kijun Park, Christian Weiss. What are we measuring? ratios of cross-sections for 2-body (baryon-meson) final states: e.g. p + n vs. p 0 p vs. K + L i.e. ratios of processes in which only one pair is produced :

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Abstract

Abstract. We simulate the twisting of an initially potential coronal flux tube by photospheric vortex motions. The flux tube starts to evolve slowly(quasi-statically) and possess helical shape. There exists a critical twist, above which the flux tube would be observed as an eruption.

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Quantum Locking

Quantum Locking. What is Quantum Locking? .

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