A helium mass spectrometry pressed integral leak detection technique for ultra-high vacuum devices

@inproceedings{Li2019AHM,
  title={A helium mass spectrometry pressed integral leak detection technique for ultra-high vacuum devices},
  author={Min Li and Xiao-Jun Yang and Ying-Ping He and Tai-min Zhang and Feng Liu and Zhuang Miao and Bei-bei Liu and Yao-jin Cheng},
  booktitle={Symposium on Novel Photoelectronic Detection Technology and Application},
  year={2019}
}
LI Min,YANG Xiao-Jun,HE Ying-Ping,ZHANG Tai-Min,LIU Feng,LIU Bei-Bei, MIAO Zhuang,CHENG Yao-Jin (1. Science and Technology on Low-Light-Level Night Vision Laboratory,Xian,Shanxi 710065,China; 2.Kunming Institute of Physics,Kunming,Yunnan650223,China) Abstract:Based on multi-weld seam of image intensifier tube,we have designed the leak detection platform for high vacuum electron devices,the experimental result show that Helium injection method’s minimum leakage rate is 10Pa·m/s, and pressed… CONTINUE READING

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