Retraction Note to: J Nanopart Res (2012) 14:836

https://doi.org/10.1007/s11051-012-0836-2

The authors have retracted this article because the corresponding author, Michael J. Casciato, has voluntarily and without prompting informed the journal that figures and tables in this article were manipulated or falsified.

Michael J. Casciato has stated that he is solely responsible for these issues. All authors agree to this retraction.