Detection of composite damage by IR NDT using ultrasonic and optic excitation Vladimír Dekýš, Ondrej Štalmach, Josef Soukup, Alžbeta Sapietová and Lenka Rychlíková MATEC Web Conf., 254 (2019) 05004 Published online: 15 January 2019 DOI: 10.1051/matecconf/201925405004