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incident pressure-source pressure and radiation boundary condition

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hi,
i want to model ultrasound wave in cavity filled with water( actually like sonography modeling). i want to choose appropriate boundary condition for my model but i dont know the difference between "source pressure" and "radiation boundary condition" and also "incident pressure wave" in "scalar variable". please let me know.

thanks in advance
with best regards,
fatemeh sharifi

0 Replies Last Post 7 mag 2010, 06:18 GMT-4
COMSOL Moderator

Hello Fatemeh Sharifi

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