Graduate education

  • Ph.D. Astronomy, Leiden Observatory, Expected: October 2017.
    On the Characterization of exoplanet atmospheres using high-dispersion and high-contrast ground-based spectroscopic methods.
    Promotor: Prof. Dr. I.A.G. Snellen

  • Undergraduate education

  • Master of Science in Astronomy and Instrumentation, Leiden Observatory, September 2011 - September 2013.
    Thesis: "Prototyping LOUPE: The design and construction of the first iteration of the Lunar Observatory for Unresolved Polarimetry of Earth."
    Supervisor: Prof. Dr. C.U. Keller

  • Bachelor of Science in Astronomy, Leiden Observatory, September 2008 - September 2011.
    Thesis: “Looking for faint stellar companions to A-type stars using image convolution.”
    Supervisor: Dr. M.A. Kenworthy.

  • Academic Honors and Awards

  • Huygens Ph.D. Fellowship. Leiden Observatory, October 2013 - October 2015.

  • Publications

  • Exoplanetary atmospheric sodium revealed by the orbital motion. Narrow-band transmission spectroscopy of HD 189733b with UVES.
    S. Khalafinejad, C. von Essen, H.J. Hoeijmakers, G. Zhou, T. Klocova, J.H.M.M. Schmitt, S. Dreizler, M. Lopez-Morales, T.O. Husser, T.O.B. Schmidt, R.Coller
    Accepted for publication in A&A

  • Search for an exosphere in sodium and calcium in the transmission spectrum of exoplanet 55 Cancri e
    A.R. Ridden-Harper, I.A.G. Snellen, C.U. Keller, R.J. de Kok, E. Di Gloria, H.J. Hoeijmakers, M.Brogi, M.Fridlund, B.L.A. Vermeersen, W. Westrenen
    A&A, 593A, 129R (2016)

  • Design Trade-Off and Proof of Concept for LOUPE, the Lunar Observatory for Unresolved Polarimetry of Earth
    H.J. Hoeijmakers, M.L.J. Arts, F. Snik, C.U. Keller, D.M. Stam, J.M. Kuiper
    Optics Express, 24, 21435-21453

  • A search for TiO in the optical high-resolution stransmission spectrum of HD 209458 b: Hindrance due to inaccuracies in the line database.
    H.J. Hoeijmakers, R.J. de Kok, I.A.G. Snellen, M. Brogi, J. Birkby, H. Schwarz
    A&A, 575A, 20H (2015)


  • Confrences and workshops

  • Transiting Exoplanets- Keele, United Kingdom, July 2017
  • Exoplanets 1 - Davos, Switzerland, July 2016 - Poster
  • NAC - Nunspeet, Netherlands, May 2016 - Talk: Measuring the albedo of Tau-Boo b
  • IAU General Assembly - Honolulu HI, August 2015
  • Sagan workshop - Pasadena, CA, July 2015
  • IOTA Middle East - Tehran, Iran, September 2014 - Lecture: The result of 19 years of exoplanet science.
  • Exoclimes - Davos, Switzerland, July 2014 - Poster

  • Other

    Please contact me if you would like a more detailed CV including teaching and organizational experience.