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English: Nico F. Declercq (born 27 December 1975) is a Physicist and Mechanical Engineer. He is an Assistant Professor with the Georgia Institute of Technology in Atlanta, Ga and Georgia Tech Lorraine in France. He is specialized in ultrasonic nondestructive evaluation of materials, in acoustics and in theoretical and experimental linear and nonlinear ultrasonics, and also acousto-optics. He has published numerous papers in international journals and in conference proceedings. In particular, he published research on the acoustics of Chichen Itza and Epidaurus.