@article{escidoc:0922, title = {{Diffusion of hydrogen in heterogeneous systems}}, author = {Herrmann, A. and Schimmele, L. and M\"ossinger, J. and Hirscher, M. and Kronm\"uller, H.}, journal = {{Applied Physics A-Materials Science \& Processing}}, volume = {72}, number = {2}, pages = {197--208}, year = {2001}, doi = {} }