Au-Fe3O4 dumbbell nanoparticles as dual-functional probes.

Xu, C.; Xie, J.; Ho, D.; Wang, C.; Kohler, N.; Walsh, E. G.; Morgan, J. R.; Chin, E. Y.; Sun, S. Au-Fe3O4 dumbbell nanoparticles as dual-functional probes. Angew. Chem. Int. Ed. Engl. 2008, 47(1), 173-6.