Affiliation: | a Saipem S.p.A., TMC—Materials, Corrosion and Welding Technology Department, Milan, Italy b Laboratory for Nondestructive Evaluation and Structural Health Monitoring Studies, Department of Civil and Environmental Engineering, University of Pittsburgh, 949 Benedum Hall, 3700 O''Hara Street, Pittsburgh, PA 15261, USA c Dipartimento di Ingegneria Civile, Ambientale e dei Materiali - DICAM, Università degli Studi di Bologna, Viale del Risorgimento 2, 40136 Bologna, Italy |