About ITO Youichi
About Coll. of Sci. and Technol., Nihon Univ.
About Acoustical Science and Technology (Web)
About ultrasonic wave
About vibrating plate
About reflector (electromagnetic)
About sound source
About sound pressure
About acoustic wave propagation
About aerial ultrasonic waves
About high intensity ultrasound
About Excitation and generation of sounds
About 収束
About 振動板
About 高強度
About 空中超音波