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physics.ao-ph2015
Analysis of ray stability and caustic formation in a layered moving fluid medium
David R. Bergman
Caustic formation occurs within a ray skeleton as optical or acoustic fields propagate in a medium with variable refractive properties and are unphysical, their presence being an a…
physics.ao-ph2004★ 11 cited
Generalized Paraxial Ray Trace Procedure Derived from Geodesic Deviation
David Bergman
Paraxial ray tracing procedures have become widely accepted techniques for acoustic models in seismology and underwater acoustics. To date a generic form of these procedures includ…