Soft-mode driven dynamics in ferroelectrics -new insight from ultrafast terahertz and x-ray experimentsThomas Elsaesser, Giulia Folpini, Carmine Somma, Klaus Reimann, Marcel Holtz, Antonio-Andres Hernandez Salvador, Christoph Hauf and Michael WoernerEPJ Web Conf., 205 (2019) 04001DOI: https://doi.org/10.1051/epjconf/201920504001