Non-destructive inspection of water or high-pressure hydrogen gas in metal pipes by the flash of neutrons and x rays generated by laser

Tianyun Wei, Akifumi Yogo, Takehito Hayakawa, Yasunobu Arikawa, Yuki Abe, Maiko Nakanishi, Seyed Reza Mirfayzi, Zechen Lan, Takato Mori, Kunioki Mima, Shinsuke Fujioka, Masakatsu Murakami, Mitsuo Nakai, Hiroaki Nishimura, Satyabrata Kar, Ryosuke Kodama

Research output: Contribution to journalArticlepeer-review

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Abstract

The thermal and epithermal neutrons are powerful probes to inspect water or high-pressure hydrogen gas because of their large scattering cross-sections with protons. Laser-driven neutron source, which is able to simultaneously emit different types of radiations such as x rays, can be used for neutron and x-ray radiography in the same laser shot. In this paper, we report the demonstration of non-destructive inspection for H2O contained within a stainless steel pipe using a laser-driven thermal neutron source, where water and stainless containers are detected by neutrons and x rays, respectively. The simulation result indicates that this method can also provide the capability to measure the hydrogen density in high-pressure hydrogen gas in metal containers.
Original languageEnglish
Article number045220
JournalAIP Advances
Volume12
Issue number4
DOIs
Publication statusPublished - 19 Apr 2022

Bibliographical note

doi: 10.1063/5.0088997

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