Comparison of Sonocatalytic Activities on the Degradation of Rhodamine B in the Presence of TiO2 Powder and Nanotubes Pang, Y. L. ; Abdullah, A. Z. ; Bhatia, S. Abstract Publication: Journal of Applied Sciences Pub Date: December 2010 DOI: 10.3923/jas.2010.1068.1075 Bibcode: 2010JApSc..10.1068P