Thermal wave imaging of propagating cracks in polymers R.L. Thomas, L.D. Favro, P.K. Kuo, Z.L. Wu, T. Ahmed, X. Wang, Y. Wang, L.C. Jiang and H. van Oene J. Phys. IV France, 04 C7 (1994) C7-595-C7-598 DOI: 10.1051/jp4:19947140