AUTHOR : Rokhlin S. I. 1. ааа Angle Beam Ultrasonic Spectroscopy to Evaluate Adhesive Layers: Linear and Nonlinear Methods . ... Ohio State University, Belleair Beach, Florida, USA); S.I.Rokhlin (Department of Industrial, Welding and System Engineering, Ohio State University, Columbus, USA); J.H.Cantrell (NASA Langley Research Center, Hampton, VA, USA) . ... S.I.Rokhlin, J.Y.Kim, V.A.Yakovlev (The Ohio State University, Edison Joining Technology Center, NDE Program, Columbus, Ohio, USA) . ...