Diagnostic Acoustic Emission Technology for Inspection of Infrastructure Detection of Voids in Cable Ducts using Impact Echo Technology Detection and Assessment of Corrosion Damage in Cables Crack Detection and Assessment in Metal Structures using Acoustic Emission Inspection of Structural Cracks by Acoustic Emission Technology Detection and Mapping Water Penetration and Moisture in Concrete Acoustic Emission Test for Assessment of Large Rocks Acoustic Emission Examination of Buildings and Other Structures Acoustic Emission Tests for Research and Design of Special Concretes Acoustic Emission Test of Bridges and Tunnels Acoustic Emission Structural Health Monitoring of Critical Structures