Acta Physica Sinica
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Acta Physica Sinica  2016, Vol. 65 Issue (3): 038105    DOI: 10.7498/aps.65.038105
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Method for detecting high-speed rail surface defects by photoacoustic signal
Sun Ming-Jian1 2, Cheng Xing-Zhen2, Wang Yan1, Zhang Xin1, Shen Yi1, Feng Nai-Zhang2
1. Harbin Institute of Technology, School of Astronautics, Harbin 150001, China;
2. Harbin Institute of Technology at Weihai, School of Information and Electrical Engineering, Weihai 264200, China

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