Presentations by Markus Wittkowski



2008

Wittkowski, M., Lecture at the VLTI summer school "Astrometry and Imaging with the Very Large Telescope Interferometer", held in Keszthely, Hungary, 2 - 13 June 2008:
AMBER and MIDI instruments (ppt, pdf)

2007

Wittkowski, M., Talk at the workshop "Physics of Galactic Nuclei", MPE, Garching, 15 December 2007: Near-infrared interferometry of NGC 1068 (ppt, pdf).

Wittkowski, M., et al., Seminar at the University of Nice, France, 19 November 2007: Atmospheres, pulsation, and mass-loss of AGB stars (ppt, pdf).

Wittkowski, M., Public Talk at the "Lange Nacht der Wissenschaft", ESO Garching, Germany, 13 October 2007: Astronomische Interferometrie: Viele Augen sehen schaerfer als Eines. (ppt, pdf).

Wittkowski, M., Lecture at the VLTI summer school "Active Galactic Nuclei at the highest angular resolution: theory and observations ", held in Torun, Poland, 1 Sep 2007:
AMBER & MIDI instruments - the user's point of view (ppt, pdf)
Practical session on calibrators (talk) (ppt, pdf)
Practical session on calibrators (sheet) (doc, pdf)

Wittkowski, M., Lecture at the VLTI summer school "Circumstellar disks and planets at very high angular resolution", held in Ofir, Portugal, 31 May 2007: AMBER & MIDI instruments - the user's point of view (ppt, pdf).

Wittkowski, M., et al., Astronomical Colloquium at the University of Sydney, held in Sydney, Australia, 23 March 2007: VLT Interferometry of non-Mira and Mira giants (ppt, pdf).

Wittkowski, M., Boboltz, D. A., Ohnaka, K., Driebe, T, Scholz, M., Contributed Talk, IAU Symposium 242 ``Astrophysical masers and their environments'', held in Alice Springs, Australia, 12-16 March 2007:  The Mira variable S Ori: SiO maser shells related to the photosphere and dust shell at 3 epochs (ppt, pdf); Proceedings article.

2006

Wittkowski, M., Talk, ESO Science Day 2006, held in Garching, Germany, 13 October 2006: The immediate vicinity of AGN (ppt, pdf).

Wittkowski, M., Boboltz, D. A., Driebe, T., Ohnaka, K., Contributed Talk, Conference ``Why Galaxies Care About AGB stars'', held in Vienna, Austria, 7-11 August 2006:  Polychromatic interferometry of Mira variables (ppt, pdf); Proceedings article.

Wittkowski, M., Colloquium at the University of Jena, held in Jena, Germany, 12 July 2006: VLTI measurements of cool evolved stars (ppt, pdf).

Wittkowski, M., Invited Lecture, Euro Summer School "Observation and Data reduction with the Very Large Telescope Interferometer", held in Goutelas, France, 4-16 June 2006: AMBER and MIDI from user's point of view (ppt, pdf); Proceedings article.

Wittkowski, M., Invited Talk, 1st Joint ARENA/OPTICON JRA4 Workshop on Interferometry, held in Nice, France, 10-12 May 2006: Stellar Astrophysics based on optical long-baseline interferometry - present and future (ppt,pdf).

2005

Wittkowski, M., ESO Science Day, Garching, November 29, 2005: Near-infrared interferometry of the Seyfert galaxy NGC 1068 (ppt, pdf).

Wittkowski, M., et al., Scientific Colloquium, held at U.S. Naval Observatory, Washington, DC, USA, September 1, 2005: Multi-wavelength interferometry of evolved stars (ppt, pdf).

Wittkowski, M., et al., Scientific Colloquium, held at MPIfR Bonn, Germany, April 28, 2005: Multi-wavelength interferometry of evolved stars (ppt, pdf).

Wittkowski, M., Boboltz, D. A., Driebe, T., & Ohnaka, K., Talk, Workshop ``Stellar End Products", held in Granada, Spain, April 13-15, 2005: VLTI observations of AGB stars (ppt, pdf); Proceedings article.

Wittkowski, M., Boboltz, D. A., Driebe, T., & Ohnaka, K, Invited Talk, ESO Workshop ``The power of optical/IR interferometry: recent scientific results and 2nd generation VLTI instrumentation'', held in Garching, Germany, April 4-8, 2005: Multi-wavelength interferometry of evolved stars with VLBA and VLTI (ppt, pdf); Proceedings article.

2004

Wittkowski, M., et al., Invited Talk, Workshop ``The central parsec of galaxies'', held at MPIA Heidelberg, Germany, Oct. 6-8, 2004: VLT Interferometry: The milliarcsec view at 2 um (ppt, pdf).

Wittkowski, M, Boboltz, D., Driebe, D., & Ohnaka, K., Talk, Alma Community Day, held at ESO Garching, Germany, September 24, 2004: Multiwavelength studies of evolved stars using VLTI, VLBA, and ALMA (ppt, pdf).

Wittkowski, M., Invited Talk, Conference ``37th Liège International Astrophysical Colloquium "Science Case for Next Generation Optical/Infrared Interferometric Facilities (the post VLTI era)'', held in Colonster Castle, Liège University, Belgium, August 23-25, 2004 : Fundamental Stellar Parameters (ppt, pdf); Proceedings article.

Wittkowski, M., Ballester, P., Canavan, T., Comerón, F., Hummel, C. A., Kaufer, A., Marteau, S., Mathys, G., Morel, S., Nass, P., Percheron, I., Peron, M., Petr-Gotzens, M., Rantakyrö, F., Richichi, A., Schöller, M., Silva, D., van den Ancker, M., & Wallander, A., Talk, SPIE Conference 5491 ``New Frontiers in Stellar Interferometry", held in Glasgow, Scotland, UK, June 21-25, 2004: Observing with the VLT Interferometer (ppt, pdf); Proceedings article.

Wittkowski, M, et al., Talk, Workshop ``The structure and composition of Active Galactic Nuclei: Optical Interferometry and adaptive optics
of NGC 1068''
, held at Lorentz Center, Leiden, The Netherlands, Jan. 12-14, 2004:  K-band VLTI/VINCI observations of NGC 1068 (ppt, pdf).

2003

Wittkowski, M, et al., Talk, Ringberg Workshop ``Long-baseline interferometry in the mid-infrared'', held at Schloss Ringberg, Rottach-Egern, Germany, Sep. 3, 2003: ESO user support and proposal preparation tools for MIDI (ppt, pdf).

Wittkowski, M., Glindemann, A., & Paresce, Invited Talk, Conference ``Future directions in high resolution astronomy: A  celebration of the 10th anniversary of the VLBA'', held in Socorro, NM, USA, June 8-12, 2003: High-resolution with large ground-based optical/IR telescopes (ppt, pdf); Proceedings article.

Wittkowski, M., & Boboltz, D. A., Talk, Conference ``Future directions in high resolution astronomy: A  celebration of the 10th anniversary of the VLBA'', held in Socorro, NM, USA, June 8-12, 2003: Joint VLTI/VLBA observations of Mira stars (ppt, pdf); Proceedings article.

Wittkowski, M, Scientific Colloquium, U.S. Naval Observatory, Washington, DC, USA, June 4, 2003: Interferometry with Large Telescopes and Joint VLTI/VLBA Observations of Mira Stars  (ppt, pdf).

2002

Wittkowski, M., & Hummel, C. A., Talk, SPIE Conference 4838 ``Interferometry for Optical Astronomy II", held in Waikoloa, Hawaii, USA, August 22-28, 2002: Interferometric measurements of stellar intensity profiles (ppt, pdf). Proceedings article.

Wittkowski, M., Lecture, ``Interferometry Week'', held at ESO Santiago, Chile, January 14-16, 2002: Phase Closure (pdf).