EPJ Web Conf.
Volume 205, 2019XXI International Conference on Ultrafast Phenomena 2018 (UP 2018)
|Number of page(s)||3|
|Section||Field Driven and Spin Dynamics|
|Published online||16 April 2019|
Optically induced transient enhancement of a structural order parameter
1 Swiss Light Source, Paul Scherrer Institute, 5232 Villigen-PSI, Switzerland
2 Materials Theory, ETH Zürich, 8093 Zürich, Switzerland
3 Max Planck Institute for the Structure and Dynamics of Matter, CFEL, 22761 Hamburg, Germany
4 Institute for Quantum Electronics, ETH Zürich, 8093 Zürich, Switzerland
5 SwissFEL, Paul Scherrer Institute, 5232 Villigen-PSI, Switzerland
6 LCLS, SLAC National Accelerator Laboratory, Menlo Park, California 94025, USA
7 Department of Chemistry and Biochemistry, University of Bern, 3012 Bern, Switzerland
Published online: 16 April 2019
We photoexcite SrTiO3 and EuTiO3 in their purely soft-mode-driven structurally distorted phase and trace the structural order parameter via ultra-short x-rays. We observe a rapid decay for SrTiO3 and an intriguing transient enhancement for EuTiO3.
© The Authors, published by EDP Sciences, 2019
This is an Open Access article distributed under the terms of the Creative Commons Attribution License 4.0, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
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