Evolution of active regions

L van Driel-Gesztelyi, LM Green - Living Reviews in Solar Physics, 2015‏ - Springer
The evolution of active regions (AR) from their emergence through their long decay process
is of fundamental importance in solar physics. Since large-scale flux is generated by the …

Astrophysical magnetic fields and nonlinear dynamo theory

A Brandenburg, K Subramanian - Physics Reports, 2005‏ - Elsevier
The current understanding of astrophysical magnetic fields is reviewed, focusing on their
generation and maintenance by turbulence. In the astrophysical context this generation is …

A characteristic magnetic field pattern associated with all major solar flares and its use in flare forecasting

CJ Schrijver - The Astrophysical Journal, 2007‏ - iopscience.iop.org
Solar flares result from some electromagnetic instability that occurs within regions of
relatively strong magnetic field in the Sun's atmosphere. The processes that enable and …

Earth-affecting solar transients: a review of progresses in solar cycle 24

J Zhang, M Temmer, N Gopalswamy… - Progress in Earth and …, 2021‏ - Springer
This review article summarizes the advancement in the studies of Earth-affecting solar
transients in the last decade that encompasses most of solar cycle 24. It is a part of the effort …

The solar magnetic field

SK Solanki, B Inhester… - Reports on Progress in …, 2006‏ - iopscience.iop.org
The magnetic field of the Sun is the underlying cause of the many diverse phenomena
combined under the heading of solar activity. Here we describe the magnetic field as it …

Nonlinear force-free field modeling of a solar active region around the time of a major flare and coronal mass ejection

CJ Schrijver, ML DeRosa, T Metcalf… - The Astrophysical …, 2008‏ - iopscience.iop.org
Solar flares and coronal mass ejections are associated with rapid changes in field
connectivity and are powered by the partial dissipation of electrical currents in the solar …

[ספר][B] Solar Magnetism

H Zhang - 2023‏ - Springer
Solar physics is a fundamental branch of astrophysics, which has a long history. People
have noticed the activity of the sun for a long time. For example, as early as 3000 years ago …

The magnetic field in the solar atmosphere

T Wiegelmann, JK Thalmann, SK Solanki - The Astronomy and …, 2014‏ - Springer
This publication provides an overview of magnetic fields in the solar atmosphere with the
focus lying on the corona. The solar magnetic field couples the solar interior with the visible …

Magnetic Fields in Diffuse HI and Molecular Clouds

C Heiles, R Crutcher - Cosmic Magnetic Fields, 2005‏ - Springer
The diffuse interstellar HI is the matrix within which many molecular clouds reside and the
medium that soaks up the energy injected by sources such as supernovae and stellar winds …

Magnetic helicity, tilt, and twist

AA Pevtsov, MA Berger, A Nindos, AA Norton… - Space Science …, 2014‏ - Springer
Since its introduction to astro-and solar physics, the concept of helicity has proven to be
useful in providing critical insights into physics of various processes from astrophysical …