Charla
Dynamos, the drivers of solar and stellar activity
Following Cowling's anti-dynamo theorem of 1933, there was a long period during which the very existence of dynamos was unclear. Even with the emergence of...
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PublicaciónMultidimensional energy transfer by radiation in the solar atmosphereBoth linear and nonlinear analysis are used to gain a better understanding of the effects of multi-dimensional transfer of energy by radiation in spatially...
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PublicaciónNo Evidence for Critical Balance in Field-aligned Alfvénic Solar Wind TurbulenceThe properties of Alfvénic solar wind turbulence have been studied for decades using spacecraft measurements. In particular, the observation of spectral...
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PublicaciónQuiet Sun Magnetic FieldsThe seemingly un-magnetized part of the solar surface is not really un-magnetized. It is occupied by magnetic structures producing low polarization which...
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CharlaSolar-terrestrial relations – combined remote sensing and in-situ dataThe Sun is an active star that influences the Earth as well as the entire solar system. Most dynamic phenomena on the Sun are observed as coronal mass ejections...
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PublicaciónThe Magnetic Landscape of the Sun's Polar RegionWe present observations of the magnetic landscape of the polar region of the Sun that are unprecedented in terms of spatial resolution, field of view, and...
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PublicaciónThe profuse optically-thin irregularities of the photospheric magnetic fieldsThe highly irregular nature of most photospheric magnetic fields is analyzed here, trying to emphasize the connection between photospheric fluctuations and...