%0 conference lecture %@ %A Blankenburg, M., Staron, P., Stark, A., Fischer, T., Schell, N., Hilgert, N., Bergmann, L., dos Santos, J.F., Mueller, M., Huber, N., Schreyer, A. %D 2014 %J Kondensierte Materie, DPG Fruehjahrstagung 2014 %T In situ investigation of phase transformations in friction stir welded steels using high-energy X-ray diffraction %U %X