'Current helicity' presentation slideshows

Knots and Bolts of Solar Helicity

549 views • 34 slides

Mei Zhang & Chuanyu Wang (National Astronomical observatories, Chinese Academy of Sciences)

Hemispheric Helicity Sign Rule indicated by Large-Scale Photospheric Magnetic Fields. Mei Zhang & Chuanyu Wang (National Astronomical observatories, Chinese Academy of Sciences). Plan of the Talk. Motivation Method Results Future works. Hemispheric helicity sign rule.

476 views • 33 slides

Helical MHD and a -effect

Helical MHD and a -effect. Axel Brandenburg ( Nordita, Copenhagen ) Kandaswamy Subramanian ( IUCAA, Pune ). arXiv:astro-ph/0405052 Phys. Rept. (244 pages, 62 figs). MHD equations. Magn. Vector potential. Induction Equation:. Momentum and Continuity eqns. Viscous force.

471 views • 31 slides

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.)

486 views • 30 slides

Helicity and Helicity flux during the solar cycle

409 views • 27 slides

Coronal Mass Ejections - the exhaust of modern dynamos

Coronal Mass Ejections - the exhaust of modern dynamos. Examples: systematic swirl (helicity) Measuring it quantitatively Connection with the dynamo Axel Brandenburg ( Nordita, Stockholm ). Examples of helical exhaust. Sigmoidal structures: North/South dependence. south.

396 views • 27 slides

Coronal Mass Ejections - the exhaust of modern dynamos

Coronal Mass Ejections - the exhaust of modern dynamos. Examples: systematic swirl (helicity) Measuring it quantitatively Connection with the dynamo Axel Brandenburg ( Nordita, Stockholm ). Examples of helical exhaust. Sigmoidal structures: North/South dependence. south.

286 views • 27 slides

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????????????? ????????????? ???????????? ????????? ????????? ????? ? ????? ??????????. Kuzanyan Kirill ; Sokoloff Dmitry (IZMIRAN, RAS & Moscow State University) Gao Yu; Xu Haiqing; Zhang Hongqi; (NAOC Beijing/Huairou, China) Takashi Sakurai (NAOJ Mitaka, Tokyo, Japan).

344 views • 22 slides

D.Sokoloff,Egor Illarionov Moscow State University, Russia Alexander Smirnov, Peter Akhmetyev

D.Sokoloff,Egor Illarionov Moscow State University, Russia Alexander Smirnov, Peter Akhmetyev IZMIRAN,. Helicity Thinkshop on Solar Physics October 27 - 31 , 2013, Beijing, China After current helicity: higher topological invariants.

170 views • 16 slides

Chuanyu Wang & Mei Zhang (National Astronomical observatories, Chinese Academy of Sciences)

Current Helicity Pattern in Large-scale Photospheric Magnetic Field. Chuanyu Wang & Mei Zhang (National Astronomical observatories, Chinese Academy of Sciences). Introduction: Hemispheric rule of helicity.

298 views • 15 slides