Stuttgart 2012 – wissenschaftliches Programm

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Q: Fachverband Quantenoptik und Photonik

Q 10: Ultrakurze Laserpulse: Anwendungen

Q 10.6: Vortrag

Montag, 12. März 2012, 15:15–15:30, V38.01

Femtosecond transmission electron diffraction on single crystalline graphite — •Christian Gerbig, Silvio Morgenstern, Vanessa Sporleder, Cristian Sarpe, Matthias Wollenhaupt, and Thomas Baumert — Universität Kassel, Institut für Physik und Center of Interdisciplinary Nanostructure Science and Technology (CINSaT), D-34132 Kassel, Germany

We use a self-referencing highly compact femtosecond transmission electron diffractometer [1,2] to study the evolution of strongly coupled optical phonons and lattice phonon thermalization [3] in single crystalline graphite [4] after ultrashort laser excitation.

[1] M. Chergui & A. H. Zewail, Chem. Phys. Chem. 10, 28 (2009)
[2] G. Sciaini & R. J. D. Miller, Rep. Prog. Phys 74, 096101 (2011).
[3] S. Schäfer et al., New J. Phys. 13, 063030 (2011)
[4] J. C. Meyer et al., Appl. Phys. Lett. 92, 123110 (2008)