Solar Transients and Space Weather (STSW)


Personnel

Michael Knölker

Joined HAO/STSW 1995.
Former HAO Director and Senior Scientist.

Doctoral Thesis

University of Göttingen.

Interests

Michael's major research interests and activities include the structure and dynamics of the intermittent magnetic field in the solar atmosphere, radiative transfer, and the structure and evolution of the Sun with its variable radiative output. He has also maintained an active interest in solar and stellar seismology.

Responsibilities

Co-Investigator for the Advanced Technology Solar Telescope (ATST). Principal Investigator for the ATST/ViSP spectro-polarimeter.

Recent Publications

NASA/ADS Author Search.

Metcalfe, T. S.; Basu, S.; Henry, T. J.; Soderblom, D. R.; Judge, P. G.; Knölker, M.; Mathur, S.; Rempel, M.Discovery of a 1.6 Year Magnetic Activity Cycle in the Exoplanet Host Star ι Horologii, 2010, Astrophysical Journal Letters, 723, 213.

Steiner, O.; Franz, M.; Bello González, N.;Nutto, Ch.; Rezaei, R.; Martínez Pillet, V.; Bonet Navarro, J. A.; del Toro Iniesta, J. C.; Domingo, V.; Solanki, S. K.; Knölker, M.; Schmidt, W.; Barthol, P.; Gandorfer, A., 2010, Detection of Vortex Tubes in Solar Granulation from Observations with SUNRISE, Astrophysical Journal Letters, 723, 180.

Lagg, A.; Solanki, S.K.; Riethmùller, T.L.; Martínez Pillet, V.; Schüssler, M.; Hirzberger, J.; Feller, A.; Borrero, J.M.; Schmidt, W.; del Toro Iniesta, J.C.; Bonet, J. A.; Barthol, P.; Berkefeld, T.; Domingo, V.; Gandorfer, A.; Knölker, M.; Title, A.M., 2010, Fully Resolved Quiet-Sun Magnetic flux Tube Observed with the SUNRISE/IMAX Instrument, Astrophysical Journal Letters, 723, 164.

Barthol, P.; Gandorfer, A.; Solanki, S.K.; Schüssler, M.; Chares, B.; Curdt, W.; Deutsch, W.; Feller, A.; Germerott, D.; Grauf, B.; Heerlein, K.; Hirzberger, J.; Kolleck, M.; Meller, R.; Müller, R.; Riethmüller, T.L.; Tomasch, G.; Knölker, M.; Lites, B.W.; Card, G.; Elmore, D.; Fox, J.; Lecinski, A.; Nelson, P.; Summers, R.; Watt, A.; Martínez Pillet, V.; Bonet, J.A.; Schmidt, W.; Berkefeld, T.; Title, A.M.; Domingo, V.; Gasent Blesa, J.L.; del Toro Iniesta, J.C.; López Jiménez, A.; Álvarez-Herrero, A.; Sabau-Graziati, L.; Widani, C.; Haberler, P.; Härtel, K.; Kampf, D.;Levin, T.; Pérez Grande, I.; Sanz-Andrés, A.; Schmidt, E., 2010, The Sunrise Mission.

Judge, P.G.; Knölker, M.; Schmidt, W.; Steiner, O., 2010, A Chromospheric Conundrum? Astrophysical Journal, 720, 776.