Three-dimensional parabolic equation model for seismo-acoustic propagation: Theoretical development and preliminary numerical implementation

Tang Jun^{1, 2}, Piao Sheng-Chun^{1, 2}, Zhang Hai-Gang^{1, 2, †}

TL curves of sound pressure at a depth of 30 m along φ = 45° and 63.4° for Case 1 ((a), (b)) and Case 2 ((c), (d)) in Example B. The panels in the left column ((a), (c)) are for φ = 45°, while the panels in the right column ((b), (d)) are for φ = 63.4°.