نتایج جستجو برای: nondestructive method

تعداد نتایج: 1633342  

Journal: :Oral Surgery, Oral Medicine, Oral Pathology, Oral Radiology, and Endodontology 2009

2001
B. Boro Djordjevic Henrique Dos Reis Yoseph Bar-Cohen Shaun Lawson Liang Mong Koh Tariq P. Sattar

Journal: :AIP Advances 2022

In this study, a nondestructive ring-shaped laser ultrasonic method with thermoelastic excitation regime was used to determine the grain size of metal materials. This proposed in order evaluate quality fast online manner. Normally, is detect ablation regime. The excites high energy longitudinal waves but causes damage surface To achieve strict testing, work. converted from circular collimated b...

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