Bibliographical noteThe full text is available free online from the link given.
This paper was presented at the International Congress on Ultrasonics, Santiago de Chile, January 2009. The conference website is available at: http://fisica.usach.cl/~icu2009/
The article abstract can be found at: http://dx.doi.org/10.1016/j.phpro.2010.01.230
- surface modification