@article{escidoc:0529, title = {{Lowering of the L10 ordering temperature of FePt nanoparticles by He+ ion irradiation}}, author = {Wiedwald, U. and Klimmer, A. and Kern, B. and Han, L. and Boyen, H.-G. and Ziemann, P. and Fauth, K.}, journal = {{Applied Physics Letters}}, volume = {90}, year = {2007}, doi = {} }