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Dr. Michael Weber

Image of Michael Weber

I head the High Resolution Spectroscopy and Polarimetry department and am interested in all aspects of spectroscopy, from designing, building, and operating instruments to interpreting the collected data.

Astronomical Spectroscopic Instrumentation
Scientific Staff
Office: HH/120
Phone: +49 331 7499 632
Fax: +49 331 7499 200
mwebernothing@aip.de

Leibniz-Institut
für Astrophysik Potsdam (AIP)
An der Sternwarte 16
14482 Potsdam

Publications

Publications at NASA ADS: ADS library
Publications at ArXiv: ArXiv link

Latest refereed publications, retrieved from NASA ADS:

Cosmic-Ray-driven Galactic Winds with Resolved Interstellar Medium and Ion-neutral Damping
Sike, B., Thomas, T., Ruszkowski, M., Pfrommer, C., Weber, M., 2025
The Astrophysical Journal, 987, 2, 204; published July 2025
doi:10.3847/1538-4357/adda3d, NASA ADS
Participating AIP research groups: Cosmology and High-Energy Astrophysics, High-resolution Spectroscopy and Polarimetry (now: Astronomical Spectroscopic Instrumentation)
CRexit: How different cosmic ray transport modes affect thermal instability in the circumgalactic medium
Weber, M., Thomas, T., Pfrommer, C., Pakmor, R., 2025
Astronomy and Astrophysics, 698, A125; published June 2025
doi:10.1051/0004-6361/202553954, NASA ADS
Participating AIP research groups: Cosmology and High-Energy Astrophysics, High-resolution Spectroscopy and Polarimetry (now: Astronomical Spectroscopic Instrumentation)
First Doppler image and starspot-corrected orbit for λ Andromedae: A multifaceted activity analysis
Adebali, Ö., Strassmeier, K. G., Ilyin, I. V., Weber, M., Gruner, D., ..., 2025
Astronomy and Astrophysics, 695, A89; published March 2025
doi:10.1051/0004-6361/202453073, NASA ADS
Participating AIP research groups: Stellar, Solar and Exoplanetary Physics, High-resolution Spectroscopy and Polarimetry (now: Astronomical Spectroscopic Instrumentation), Stellar Activity
Radial Velocity and Astrometric Evidence for a Close Companion to Betelgeuse
MacLeod, M., ... Granzer, T., ... Strassmeier, K. G., ... Weber, M., 2025
The Astrophysical Journal, 978, 1, 50; published January 2025
doi:10.3847/1538-4357/ad93c8, NASA ADS
Participating AIP research groups: Stellar, Solar and Exoplanetary Physics, Telescope Control and Robotics (now: Research Data Infrastructure), High-resolution Spectroscopy and Polarimetry (now: Astronomical Spectroscopic Instrumentation)
Long-term Doppler imaging of the star XX Trianguli indicates chaotic non-periodic dynamo
Strassmeier, K. G., Kővári, Z., Weber, M., Granzer, T., 2024
Nature Communications, 15, 1, 9986; published December 2024
doi:10.1038/s41467-024-54329-4, NASA ADS
Participating AIP research groups: Stellar, Solar and Exoplanetary Physics, Telescope Control and Robotics (now: Research Data Infrastructure), High-resolution Spectroscopy and Polarimetry (now: Astronomical Spectroscopic Instrumentation)
Solar disk integration polarimeter: An automated disk‑integration full‑Stokes‑vector solar feed for the Potsdam Echelle Polarimetric and Spectroscopic Instrument spectrograph
Strassmeier, K. G., Ilyin, I., Woche, M., Dionies, F., Weber, M., Järvinen, A., Denker, C., Dineva, E., Verma, M., Granzer, T., Bittner, W., Bauer, S., Paschke, J., Önel, H., 2024
Astronomische Nachrichten, 345, e20240033; published July 2024
doi:10.1002/asna.20240033, NASA ADS
The Great Dimming of Betelgeuse: The photosphere as revealed by tomography over the past 15 yr
Jadlovský, D., Granzer, T., Weber, M., ... Strassmeier, K. G., Poppenhäger, K., 2024
Astronomy and Astrophysics, 685, A124; published May 2024
doi:10.1051/0004-6361/202348846, NASA ADS
Participating AIP research groups: Stellar, Solar and Exoplanetary Physics, Stellar Physics and Exoplanets, Telescope Control and Robotics (now: Research Data Infrastructure), High-resolution Spectroscopy and Polarimetry (now: Astronomical Spectroscopic Instrumentation)
A star under multiple influences. Magnetic activity in V815 Her, a compact 2+2 hierarchical system
Kővári, Z., Strassmeier, K. G., ... Granzer, T., ... Weber, M., 2024
Astronomy and Astrophysics, 684, A94; published April 2024
doi:10.1051/0004-6361/202348324, NASA ADS
Participating AIP research groups: Telescope Control and Robotics (now: Research Data Infrastructure), High-resolution Spectroscopy and Polarimetry (now: Astronomical Spectroscopic Instrumentation)
VPNEP: Detailed characterization of TESS targets around the Northern Ecliptic Pole. I. Survey design, pilot analysis, and initial data release
Strassmeier, K. G., Weber, M., Gruner, D., Ilyin, I., Steffen, M., Baratella, M., Järvinen, S., Granzer, T., Barnes, S. A., Carroll, T. A., Mallonn, M., Sablowski, D., ..., 2023
Astronomy and Astrophysics, 671, A7; published March 2023
doi:10.1051/0004-6361/202245255, NASA ADS
Participating AIP research groups: Stellar, Solar and Exoplanetary Physics, Stellar Physics and Exoplanets, Telescope Control and Robotics (now: Research Data Infrastructure), High-resolution Spectroscopy and Polarimetry (now: Astronomical Spectroscopic Instrumentation), Optics, Stellar Activity
On the binary orbit of Henry Draper one ( HD 1)
Strassmeier, K. G., Weber, M., 2020
Astronomische Nachrichten, 341, 10, 983; published December 2020
doi:10.1002/asna.202013855, NASA ADS
Participating AIP research groups: Stellar, Solar and Exoplanetary Physics, High-resolution Spectroscopy and Polarimetry (now: Astronomical Spectroscopic Instrumentation)