Böttger, L.-G., Grulke, O., Stechow, A. v., Alcuson, J., Xanthopoulos, P., Edlund, E., et al. (2018). Experimental Investigation of Turbulence in the Wendelstein 7-X Stellarator with Phase Contrast Imaging. Poster presented at 45th EPS Conference on Plasma Physics, Prague.