About HARADA H
About Meisei Univ., Tokyo, JPN
About KUMAGAI H
About Katayama Chemical Inc., Osaka, JPN
About Japanese Journal of Applied Physics. Part 1. Regular Papers, Short Notes & Review Papers
About ultrasonic application
About ソノケミカル反応
About Gas chemical industry
About ソニケーション
About H2O2
About 水
About 溶解
About 酸素