Short-coherence in-line phase-shifting infrared digital holographic microscopy for measurement of internal structure in silicon

Teli Xi, Jiazhen Dou, Jianglei Di, Ying Li, Jiwei Zhang, Chaojie Ma, Jianlin Zhao

科研成果: 书/报告/会议事项章节会议稿件同行评审

1 引用 (Scopus)

摘要

Short-coherence in-line phase-shifting digital holographic microscopy based on Michelson interferometer is proposed to measure internal structure in silicon. In the configuration, a short-coherence infrared laser is used as the light source in order to avoid the interference formed by the reference wave and the reflected wave from the front surface of specimen. At the same time, in-line phase-shifting configuration is introduced to overcome the problem of poor resolution and large pixel size of the infrared camera and improve the space bandwidth product of the system. A specimen with staircase structure is measured by using the proposed configuration and the 3D shape distribution are given to verify the effectiveness and accuracy of the method.

源语言英语
主期刊名Fifth International Conference on Optical and Photonics Engineering
编辑Anand Krishna Asundi
出版商SPIE
ISBN(电子版)9781510613720
DOI
出版状态已出版 - 2017
活动5th International Conference on Optical and Photonics Engineering - Singapore, 新加坡
期限: 4 4月 20177 4月 2017

出版系列

姓名Proceedings of SPIE - The International Society for Optical Engineering
10449
ISSN(印刷版)0277-786X
ISSN(电子版)1996-756X

会议

会议5th International Conference on Optical and Photonics Engineering
国家/地区新加坡
Singapore
时期4/04/177/04/17

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