TY - JOUR TI - Flaw detection with ultrasonic backscatter signal envelopes AU - Yongfeng Song AU - Christopher M. Kube AU - Zuoxiang Peng AU - Joseph A. Turner AU - Xiongbing Li JO - The Journal of the Acoustical Society of America PY - 2019 DO - 10.1121/1.5089826 UR - https://doi.org/10.1121/1.5089826 ER -