Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Ohara Yoshikazu and Murai Satoru and Takahashi Kohji and Yamanaka Kazushi,"3J2-4 Nonlinear Ultrasonic Imaging of Closed Cracks by Load Difference Phased Array with Global Pre-Heating and Local Cooling(Measurement Techniques, Imaging, Nondestructive Evaluation)",Proceedings of Symposium on Ultrasonic Electronics,1348-8236,Institute for Ultrasonic Elecronics,2012-11-13,33,0,299-300,https://cir.nii.ac.jp/crid/1390564238044525824,https://doi.org/10.24492/use.33.0_299