MBI Staff Member – Personal info

Position

  • Project Coordinator 4.2 "Application Laboratories and Technology Transfer",
  • Project Member 3.3 "Transient Structures and Imaging with X-rays",
  • Head of BLiX-Laboratory

Research

My research and development interests cover:

  • Structure function relationships of parts of photosynthetic apparatus
  • X-ray absorption and emission spectroscopy of organic molecules
  • Design and development  of laser based short wavelength and X-ray sources
  • Soft X-ray imaging using laser based sources
  • Laboratory X-ray microscopy

Curriculum vitae

1993 - present: Senior Scientist
Max-Born-Institute

1991 - 1993: Scientist
Institute for Nonlinear Optics and Short Pulse Spectroscopy

1979 - 1991: Scientist
Zentralinstitut für Optik und Spektroskopie (ZOS), Academy of Sciences, GDR

1986: Ph.D. Thesis: "Development of a spectrometer for nonlinear absorption measurements and its application"
Dr. rer. nat.  Humboldt University Berlin

1979: Diploma Thesis: "Polaritons in CdS"
Moscow Lomonosov State University (MSU), Moscow, Russia

MBI Publications

  1. On the electronic structure of Cu chlorophyllin and its breakdown products: a Carbon K-Edge X-ray absorption spectroscopy study

    K. Witte, I. Mantouvalou, R. Sánchez-de-Armas, H. Lokstein, J. Lebendig-Kuhla, A. Jonas, F. Roth, B. Kanngießer, H. Stiel

    Journal of Physical Chemistry B 122 (2018) 1846−1851
  2. Optimization of a laser plasma x-ray source for ultrafast x-ray absorption spectroscopy

    M. Iqbal, M. Ijaz, D. Y. Noh, K. A. Janulewicz, H. Stiel, P. V. Nickles

    Journal of the Korean Physical Society 70 (2017) 905–911
  3. Transverse coherence limited coherent diffraction imaging using a molybdenum soft X-ray laser pumped at moderate pump energies

    M. Zürch, R. Jung, C. Späth, J. Tümmler, A. Guggenmos, D. Attwood, U. Kleineberg, H. Stiel, C. Spielmann

    Scientific Reports 7 (2017) 5314/1-10
  4. Optimizing soft X-ray NEXAFS spectroscopy in the laboratory

    I. Mantouvalou, A. Jonas, K. Witte, R. Jung, H. Stiel, B. Kanngießer

    SPIE Proceedings Series 10243 (2017) 08-1/1-8
  5. Soft X-ray nanoscale imaging using highly brilliant laboratory sources and new detector concepts

    H. Stiel, J. Braenzel, A. Dehlinger, R. Jung, A. Lübcke, M. Regehly, S. Ritter, J. Tümmler, M. Schnürer, C. Seim

    SPIE Proceedings Series 10243 (2017) 1024309/1-10
  6. Magnesium K-edge NEXAFS spectroscopy of chlorophyll a in solution

    K. Witte, C. Streeck, I. Mantouvalou, S. A. Suchkova, H. Lokstein, D. Groetzsch, W. Martyanov, J. Weser, B. Kanngiesser, B. Beckhoff, H. Stiel

    Journal of Physical Chemistry B 120 (2016) 11619–11627
  7. Single shot near edge x-ray absorption fine structure spectroscopy in the laboratory

    I. Mantouvalou, K. Witte, W. Martyanov, A. Jonas, D. Grötzsch, C. Streeck, H. Löchel, I. Rudolph, A. Erko, H. Stiel, B. Kanngießer

    Applied Physics Letters 108 (2016) 201106 /1-4
  8. 3D nanoscale imaging of biological samples with laboratory-based soft X-ray sources

    A. Dehlinger, A. Blechschmidt, D. Grötzsch, R. Jung, B. Kanngießer, C. Seim, H. Stiel

    SPIE Proceedings Series, X-Ray Lasers and Coherent X-Ray Sources: Development and Applications XI 95890L (2015) 95890M-95899
  9. Output beam polarisation of x-ray lasers with transient inversion

    K. A. Janulewicz, C. M. Kim, B. Matouš, H. Stiel, M. Nishikino, N. Hasegawa, T. Kawachi

    SPIE Proc., X-Ray Lasers and Coherent X-Ray Sources: Development and Applications XI 9589 (2015) 69-75
  10. Transient collisionally excited x-ray lasers pumped with one long and two short pulses

    D. Ursescu, G. Cojocaru, R. Ungureanu, R Banici, L. Ionel, S. Simion, R. Dabu, J. Tuemmler, R. Jung, H. Stiel, O. Delmas, M. Pittman, O. Guilbaud, S. Kazamias, K. Cassou, J. Demailly, O. Neveu, E. Baynard, D. Ros, A. Le Marec, S. Daboussi, L. Lu, A. Klisnick, P. Zeitoun

    X-Ray Lasers 2014, Springer Proceedings in Physics of the 14th International Conference on X-Ray Lasers 169 (2015) 53-59