1. For comprehensive reviews see: a) T.J. Mason and J.P. Lorimer, Sonochemistry: Theory, Applications and Uses of Ultrasound in Chemistry, Ellis Horwood Limited, Chichester, 1988.
2. K.S. Suslick, (Ed.) Ultrasound: Its Chemical, Physical and Biological Effects, VCH Publishers, New York, 1988.
3. For an excellent review see N. Serpone, and P. Colarusso, Res. Chem. Intermed. 20, 635 (1994).
4. K. Umemura, N. Yumita, R. Nishigaki, and S. Umemura, Cancer Lett. 102, 151 (1996).
5. J.W. Chen, J.A. Chang, and G.V. Smith, Chem Eng. Prog. Symp. Ser. 67, 18 (1971).