Christoph Ulrich Keller

2005-2011 Astronomy Utrecht University, Utrecht, Netherlands 
 2012- Astronomy Leiden University, Leiden, Netherlands 
Experimental Astrophysics
"Christoph Ulrich Keller"
Keller, Christoph Ulrich. High resolution observation of solar magnetic fields. Diss. Naturwiss. ETH Zürich, Nr. 9953, 1992.


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Jan Olof Stenflo grad student 1992 ETH Zürich
 (High resolution observation of solar magnetic fields.)


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Alfred Gustaf de Wijn grad student 2006 Utrecht
Sebastiaan Y Haffert grad student 2015-2019 Leiden
Emiel H Por grad student 2016-2020 Leiden
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van Holstein R, Stolker T, Jensen-Clem R, et al. (2021) A survey of the linear polarization of directly imaged exoplanets and brown dwarf companions with SPHERE-IRDIS Astronomy & Astrophysics. 647: A21
Doelman DS, Wardenier JP, Tuthill P, et al. (2021) First light of a holographic aperture mask: Observation at the Keck OSIRIS Imager Astronomy & Astrophysics. 649: A168
Bohn AJ, Kenworthy MA, Ginski C, et al. (2020) Two Directly Imaged, Wide-orbit Giant Planets around the Young, Solar Analog TYC 8998-760-1 The Astrophysical Journal. 898
Burggraaff O, Perduijn AB, Hek RFv, et al. (2020) A universal smartphone add-on for portable spectroscopy and polarimetry: iSPEX 2 Arxiv: Instrumentation and Detectors. 11389
Bohn AJ, Kenworthy MA, Ginski C, et al. (2020) The Young Suns Exoplanet Survey: Detection of a wide-orbit planetary-mass companion to a solar-type Sco-Cen member Monthly Notices of the Royal Astronomical Society. 492: 431-443
Haffert SY, Holstein RGv, Ginski C, et al. (2020) CS Cha B: A disc-obscured M-type star mimicking a polarised planetary companion Astronomy and Astrophysics. 640
Xie C, Haffert SY, de Boer J, et al. (2020) Searching for proto-planets with MUSE Astronomy & Astrophysics. 644: A149
Bos SP, Vievard S, Wilby MJ, et al. (2020) On-sky verification of Fast and Furious focal-plane wavefront sensing: Moving forward toward controlling the island effect at Subaru/SCExAO Astronomy and Astrophysics. 639
van Holstein RG, Girard JH, de Boer J, et al. (2020) Polarimetric imaging mode of VLT/SPHERE/IRDIS Astronomy & Astrophysics. 633: A64
Boer Jd, Langlois M, Holstein RGv, et al. (2020) Polarimetric imaging mode of VLT/SPHERE/IRDIS I. Description, data reduction, and observing strategy Astronomy and Astrophysics. 633
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