Home Research Research Departments Microstructure Physics and Alloy Design Research Topics Current Research Projects Exploring individual Nanostructures Chemistry using Atom Probe Tomography Publications of Michael Powalla All genres Journal Article (1) Journal Article (1) 1. Journal Article Laemmle, A.; Wuerz, R.; Schwarz, T.; Cojocaru-Mirédin, O.; Choi, P.-P.; Powalla, M.: Investigation of the diffusion behavior of sodium in Cu(In,Ga)Se2 layers. Journal of Applied Physics 115 (15), 154501 (2014) MPG.PuRe DOI