Alexander von Hoegen

  • PhD Student

Contact

 

Condensed Matter Department,
Max Planck Institute for the Structure and Dynamics of Matter, CFEL

Bldg. 99, Rm. 02.054
Luruper Chaussee 149
22761 Hamburg, Germany

Phone: +49-(0)40-8998-6551
Email: alexander.von-hoegen@mpsd.mpg.de

Short bio

Alexander investigates the nonlinear lattice dynamics in ferroelectric materials induced by resonant large-amplitude phonon excitation. The goal of this work is to coherently control the ferroelectric polarization potentially leading to its ultrafast switching.

Selected publications

Ultrafast reversal of the ferroelectric polarization
R. Mankowsky, A. von Hoegen, M. Först, A. Cavalleri
Physical Review Letters, 118, 197601 (2017) [Editors suggestion]  
Optically-induced lattice deformations, electronic structure changes and enhanced superconductivity in YBa2Cu3O6.48
R. Mankowsky, M. Fechner, M. Först, A. von Hoegen, J. Porras, T. Loew, G.L. Dakovski, M. Seaberg, S. Möller, G. Coslovich, B. Keimer, S.S. Dhesi, and A. Cavalleri
Structural Dynamics, 4, 044007 (2017)