Uni.-Prof. Thomas Baumert - Research Information System | University of Kassel - CONVERIS Research Information System

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Prof. Dr. Thomas Baumert

Research Areas

Research Interest

Femtosekundenspektroskopie und Ultraschnelle Laserkontrolle

Projects as Principal Investigator

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10/2018 - 12/2023	Scalable Molecular Quantum Bits (SMolBits)
10/2015 - 09/2018	Phase locked bichromatic polarization tailored femtosecond laser fields to study and control electro dynamichs in chiral molecules
06/2015 - 12/2016	Effiziente und robuste kohärente elekronische Anregung in Molekülen mit zeitlich geformten Femtosekunden-Laserpulsen
10/2013 - 04/2015	Femtosekundenspektrometer für polarisationsgeformte Pulse
01/2012 - 12/2014	Optisch erzeugte Sub 100-nm-Strukturen für biomedizinische und technische Applikationen
2010 - 2013	Ultraschnelle kohärente Kontrolle molekularer Dynamik aus Zuständen maximaler elektronische Kohärenz
10/2009 - 02/2010	Acciones Integradas Hispano-Alemanas - PPP mit Spanien
12/2008 - 12/2011	Materialbearbeitung von Dielektrika auf der Nanometerskala mit zeitlich asymmetrisch geformten Femtosekundenlaserpulsen und polarisationsgeformten Femtosekundenlaserpulsen (Teilprojekt des Schwerpunktprogramms SPP 1327: Optisch erzeugte Sub-100-nm-Strukturen für biomedizinische und technische Applikationen)
09/2008 - 08/2012	Ultrafast control of quantum systems by strong laser fields
08/2008 - 02/2010	Risswachstum in intermetallischen TiAl unter besonderer Berücksichtigung der Rissausbreitung in Tiefenrichtung

Projects as Co-Investigator

10/2016 - 10/2016	ELCH Autumn School 2016
06/2013 - 08/2013	ELCH Sommerschule
01/2013 - 12/2016	FP11 LOEWE-ELCH Gesamtbewilligung

Publications

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2003	Assion, A., Wollenhaupt, M., Haag, L., Mayorov, F., Sarpe-Tudoran, C., Winter, M., Kutschera, U., Baumert, T., 2003. Femtosecond laser-induced-breakdown spectrometry for Ca²⁺ analysis of biological samples with high spatial resolution. Applied Physics B 77, 391–397. https://doi.org/10.1007/s00340-003-1262-z
2002	Wollenhaupt, M., Assion, A., Bazhan, O., Liese, D.W., Sarpe-Tudoran, C., Baumert, T., 2002. Femtosecond Pump-Probe Photoelectron-Spectroscopy on Electronic States of Na₂: A Tool To Study Ultrafast Control of Chemical Reactions. Femtochemistry and Femtobiology 568–575.
2002	Wollenhaupt, M., Assion, A., Liese, D.W., Sarpe-Tudoran, C., Baumert, T., Zamith, S., Bouchene, M., Girard, B., Flettner, A., Weichmann, U., Gerber, G., 2002. Interferences of Ultrashort Free Electron Wave Packets. Physical Review Letters 89, 173001–173004. https://doi.org/10.1103/PhysRevLett.89.173001
2002	Wollenhaupt, M., Assion, A., Bazhan, O., Liese, D.W., Sarpe-Tudoran, C., Baumert, T., 2002. One-parameter control of quantum dynamics using femtosecond pump-probe photoelectron spectroscopy on a model system. Applied Physics B 74, S121–S125. https://doi.org/10.1007/s00340-002-0873-0
2001	Baumert, T., Frohnmeyer, T., Kiefer, B., Niklaus, P., Strehle, M., Gerber, G., Zewail, A.H., 2001. Femtosecond transition state dynamics of cis-stilbene. Applied Physics B 72, 105–108. https://doi.org/10.1007/s003400000497
2001	Assion, A., Baumert, T., Weichmann, U., Gerber, G., 2001. Photofragmentation of Na₂⁺ in Intense Femtosecond Laser Fields: From Photodissociation on Light-Induced Potentials to Field Ionization. Physical Review Letters 86, 5695–5698.
2000	Frohnmeyer, T., Baumert, T., 2000. Femtosecond pump-probe photoelectron spectroscopy on Na₂: a tool to study basic coherent control schemes. Applied Physics B 71, 259–266. https://doi.org/10.1007/s003400000350
2000	Baumert, T., Engel, V., Kiefer, B., Rubner, O., Gerber, G., Bergt, M., 2000. Theoretical analysis of femtosecond excitation and fragmentation dynamics of Fe(CO)₅. Chemical Physics Letters 316, 585–592. https://doi.org/10.1016/S0009-2614(99)01352-4
1999	Fix, A., Ehret, G., Wirth, M., Baumert, T., 1999. Efficient generation of tunable ultraviolett radiation by intracavity sum frequency mixing in pulsed optical parametric oscillators. Proceedings of the International Conference on Lasers 98 415–420.
1999	Frohnmeyer, T., Hoffmann, M., Strehle, M., Baumert, T., 1999. Mapping of molecular dynamics in intense laser fields, in: Neil, G.R., Benson, S.V. (Hrsg.), 20th International Free Electron Laser and 5th Free Electron Laser Users’ Workshop (FEL 98). Williamsburg, VA, United States, S. 65–67.

Lectures

04/2024	Control of the plasmonic contribution in the generation of LIPSS with a single laser pulse on pre-structured fused silica surfaces SPIE Photonics Europe 2024 - Conference: Lasers and Photonics for Advanced Manufacturing , Strasbourg
03/2022	Identifying Malignant Tissue Using fs-LIBS and Machine Learning Algorithms CINSaT Spring colloquium 2022, Friedrichroda

Other Research Activities

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2025	Influencing the Amorphization Thickness and Fluence-windows for crystalline Silicon <111> with Temporally Shaped Femtosecond Laser Pulses Poster presentation
2025	Pulse shaping techniques for materials processing applications Poster presentation
2023	Femtosecond laser cell poration on fixed Drosophila embryos Poster presentation
2023	Glass dicing with Temporal Airy Pulses Poster presentation
2023	Identification of Tumor Tissue in Thin Pathological Samples via Femtosecond Laser-Induced Breakdown Spectroscopy and Machine Learning Poster presentation
2023	Precision Glass Dicing Using Femtosecond Airy Pulses Poster presentation
2022	Coherence lifetime in molecular Nd3+ complexes at room temperature Poster presentation
2022	Femtosecond laser cell surgery and wound healing on Drosophila embryos Poster presentation
2022	Identifying malignant tissue using Laser Induced Breakdown Spectroscopy (LIBS) and Neural Networks Poster presentation
2022	Observation and manipulation of long-lived electronic coherences in lanthanide complexes at room temperature Poster presentation