Postdoc

Dr. Gregor Hartmann

Address Heinr.-Plett-Straße 40
34132 Kassel
Building: Heinrich-Plett-Straße
Room Raum 1258
Telephone +49 561 804-4354
Telefax +49 561 804-4150
Picture of Dr. Gregor  Hartmann

Publications

2019

Hans, A., Schmidt, P., Ozga, C., Richter, C., Otto, H., Holzapfel, X., Hartmann, G. P. M., Ehresmann, A., Hergenhahn, U., & Knie, A. (2019). Efficient Fluorescence Quenching by Distant Production of a Free Electron. Journal of Physical Chemistry Letters, (10), 1078–1082.

2018

Ilchen, M., Hartmann, G. P. M., Gryzlova, E. V., Achner, A., Allaria, E., Beckmann, A., Braune, M., Buck, J., Callegari, C., Coffee, R. N., Cucini, R., Danailov, M. B., De Fanis, A., Demidovich, A., Ferrari, E., Finetti, P., Glaser, L., Knie, A., Lindahl, A. O., Plekan, O., Mahne, N., Mazza, T., Raimondi, L., Roussel, E., Scholz, F., Seltmann, J., Shevchuk, I., Svetina, C., Walter, P., Zangrando, M., Viefhaus, J., Grum-Grzhimailo, A. N., & Meyer, M. (2018). Symmetry breakdown of electron emission in extreme ultraviolet photoionization of argon. Nature Communications, 9(1), 4659. https://doi.org/10.1038/s41467-018-07152-7
Hartmann, N., Hartmann, G. P. M., Heider, R., & Wagner, M. S., et al. (2018). Attosecond time–energy structure of X-ray free-electron laser pulses. Nature Photonics, 12(4), 215–220.
Müller, L., & Hartmann, G. P. M., et al. (2018). Note: Soft X-ray transmission polarizer based on ferromagnetic thin films. Review of Scientific Instruments, 2018/89(3), 036103.
Hans, A., Schmidt, P., Ozga, C., Hartmann, G. P. M., Holzapfel, X., Ehresmann, A., & Knie, A. (2018). Extreme Ultraviolet to Visible Dispersed Single Photon Detection for Highly Sensitive Sensing of Fundamental Processes in Diverse Samples. Materials, 11, 869. https://doi.org/10.3390/ma11060869

2017

Ilchen, M., Hartmann, G. P. M., Rupprecht, P., Artemyev, A. N., Coffee, R. N., Liu, Z., Ohldag, H., Ogasawara, H., Osipov, T., Ray, D., Schmidt, P., Wolf, T. J. A., Ehresmann, A., Moeller, S., Knie, A., & Demekhin, P. V. (2017). Emitter-site-selective photoelectron circular dichroism of trifluoromethyloxirane. Physical Review A, 95(5), 053423. https://doi.org/10.1103/PhysRevA.95.053423
Sanchez-Gonzalez, A., Micaelli, P., Olivier, C., Barillot, T. R., Ilchen, M., Lutman, A. A., Marinelli, A., Maxwell, T., Achner, A., Agraker, M., Berrah, N., Bostedt, C., Bozek, J. D., Buck, J., Bucksbaum, P. H., Montero, S. C., Cooper, B., Cryan, J. P., Dong, M., Feifel, R., Frasinski, L. J., Fukuzawa, H., Galler, A., Hartmann, G. P. M., Helml, W., Johnson, A. S., Lindahl, A. O., Knie, A., Liu, J., Motomura, K., Mucke, M., O’Grady, C., Rubensson, J.-E., Simpson, E. R., Squibb, R. J., Strathe, C., Ueda, K., Ueda, K., Vacher, M., Walke, D. J., Zhaunerchyk, V., Coffee, R. N., & Marangos, J. P. (2017). Accurate prediction of X-ray pulse properties from a free-electron laser using machine learning. Nature Communications, 8, 15461. https://doi.org/10.1038/ncomms15461
Korff Schmising, C., Weder, D., Noll, T., Pfau, B., Hennecke, M., Strüber, C., Radu, I., Schneider, M., Staeck, S., Günther, C., Lüning, J., Merhe, A. E. D., Buck, J., Hartmann, G. P. M., Viefhaus, J., Treusch, R., & Eisebitt, S. (2017). Generating circularly polarized radiation in the extreme ultraviolet spectral range at the free-electron laser FLASH. The Review of scientific instruments, 88(5), 053903. https://doi.org/10.1063/1.4983056

2016

Hartmann, G. P. M., Lindahl, A. O., Knie, A., Lutman, A. A., MacArthur, J. P., Shevchuk, I., Buck, J., Galler, A., Glownia, J. M., Helml, W., Huang, Z., Kabachnik, N. M., Kazansky, A. K., Liu, J., Marinelli, A., Mazza, T., Nuhn, H.-D., Walter, P., Viefhaus, J., Meyer, M., Moeller, S., Coffee, R. N., & Ilchen, M. (2016). Circular dichroism measurements at an x-ray free-electron laser with polarization control. The Review of scientific instruments, 87(8), 83113. https://doi.org/10.1063/1.4961470