%0 conference lecture %@ %A Chulist, R.,Oertel, C.-G.,Poetschke, M.,Lippmann, T.,Skrotzki, W. %D 2009 %J 15th International Symposium on Plasticity and Its Current Applications, Plasticity 2009 %N %P %T On the role of twinning in NiMnGa magnetic shape memory alloys %U %X