Reflection and Transmission Coefficients (Pressure)
Z = P * V
Acoustic Impedance = Z, Density = P, Acoustic Velocity = V
Material 1
Z1 =
Z1 goes here =
*
Material 2
Z2 =
Z2 goes here =
*
Bounds:
Formula
Z2

Z1
Z2
+
Z1
2
Reflection Energy

+
2
= Reflection Coefficient =
reflection coef
Decibals =
reflection db
Transmission Energy
1 

+
2
= Transmission Coefficient =
reflection coef
Decibals =
reflection db