| 激光扫描声学显微镜层析成像技术研究 |
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| 引用本文： | 杨立峰,王亚非,周鹰. 激光扫描声学显微镜层析成像技术研究[J]. 压电与声光, 2007, 29(5): 612-614 |
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| 作者姓名： | 杨立峰 王亚非 周鹰 |
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| 作者单位： | 电子科技大学,光电信息学院,四川,成都,610054 |
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| 摘 要： | 为了获得被测物体三维信息同时具有较高的分辨率,在电子科技大学光电声学信息处理研究中心研制成功的激光扫描声学显微镜的基础上,通过检测电路、数据获取等方面进行的硬件改进以及相应的算法研究,结合层析技术获得层析扫描声学显微镜的样机。通过测试结果可以看出,层析扫描声学显微镜可以获得被测物体的内部层析图像信息,同时具有更高的分辨率。
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| 关 键 词： | 激光超声 层析成像 重建算法 正交解调器 超声波 |
| 文章编号： | 1004-2474（2007）05-0612-03 |
| 修稿时间： | 2006-10-18 |
Study on Tomographic Technology for Scanning Laser Acoustic Microscope |
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| YANG Li-feng,WANG Ya-fei,ZHOU Ying. Study on Tomographic Technology for Scanning Laser Acoustic Microscope[J]. Piezoelectrics & Acoustooptics, 2007, 29(5): 612-614 |
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| Authors: | YANG Li-feng WANG Ya-fei ZHOU Ying |
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| Affiliation: | College of Opto-electrical Information, University of Electronic Science and Technology, Chengdu 610054, China |
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| Abstract: | In order to obtain unambiguous images of individual depth planes(tomograms) within a specimen,the Scanning Laser Acoustic Microscope(SLAM) which was developed by a team at UESTC.Through improving the corresponding hardware in the measuring circuit,obtaining data of SLAM etc and combining tomographic technology,Scanning Tomographic Acoustic Microscope(STAM) had been developed.Test result showed that STAM could be used to obtain the superior resolution tomography of the specimen. |
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| Keywords: | laser ultrasound tomography rebuild algorithms quadrature detector ultrasonic wave |
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