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Conferences > UP > 2014 > 07.Mon.D > 07.Mon.D.5

Coherent dynamics of structural symmetry during the ultrafast melting of a charge density wave

T. Huber, S. O. Mariager, A. Ferrer, H. Schaefer, J. A. Johnson, S. Gruebel, A. Luebcke, A. Caviezel, L. Huber, T. Kubacka, C. Dornes, C. Laulhe, S. Ravy, G. Ingold, P. Beaud, J. Demsar, and S. L. Johnson

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Abstract

We use time-resolved hard x-ray diffraction to directly follow the dynamics of structural symmetry change during the ultrafast melting of a charge density wave. We observe a transient recovery of the periodic lattice distortion on a sub-picosecond timescale.

© 2014 Optical Society of America

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