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Siyuan Nie, Wei Shen, Shengnan Shen, Hui Li, Yuanhui Pan, Yuechang Sun, Yinghua Chen and Haiqin Qi
Phosphorus is regarded as the best substitutional donor for n-type diamonds. However, because of vacancy-related complexes, H-related complexes, and other defects in P-doped diamonds, obtaining n-type diamonds with satisfying properties is challenging. I...
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Jie Yu, Dongqi Zhang, Hui Li, Changhui Song, Xin Zhou, Shengnan Shen, Guoqing Zhang, Yongqiang Yang and Hongze Wang
This paper presents a laser ultrasonic testing (LUT) method for the inspection of internal hole defects in a Ti-6Al-4V part produced by additive manufacturing (AM). The LUT system achieved a resolution in sub-millimeter scale, demonstrating its significa...
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