Session information

Oral presentation

II. Radiation, Accelerator, Beam and Medical Technologies » 203-2 Beam Application, Beam Measurement, Target

[1N05-09] Applications of Quantum Beam and Targets 1

Wed. Sep 7, 2022 2:45 PM - 4:10 PM Room N (E2 Bildg.1F No.102)

Chair:Yoshiyuki Oguri(Tokyo Tech)

2:45 PM - 3:00 PM

[1N05] R&D on Mercury Target for Spallation Neutron Source to Improve the Durability under High Power Operation

(1) Mechanism of Damage Mitigation Effects by Gas Bubbles and Damage Observation Results

*Hiroyuki KOGAWA¹, Hiroyuki KAWASHIMA², Gen ARIYOSHI¹, Koichi SARUTA¹, Takashi WAKUI¹, Takashi NAOE¹, Katsuhiro HAGA¹, Masatoshi FUTAKAWA¹, Hitoshi SOYAMA³, Kei ITO⁴ (1. JAEA, 2. Ibaraki Univ., 3. Tohoku Univ., 4. Kyoto Univ.)

3:00 PM - 3:15 PM

[1N06] R&D on Mercury Target for Spallation Neutron Source to Improve the Durability under High Power Operation

(2) Dominant factors in local impact forces caused by bubble collapse

*Hiroyuki Kawashima¹, Hiroyuki Kogawa², Masatshi Futakawa², Hitoshi Soyama³, Chieko Kuji³, Nobutatsu Tanaka¹ (1. Ibaraki Univ., 2. JAEA, 3. Tohoku Univ.)

3:15 PM - 3:30 PM

[1N07] R&D on Mercury Target for Spallation Neutron Source to Improve the Durability under High Power Operation

(3) Experimental observation of bubble coalescence phenomenon and development of numerical prediction code

*Gen Ariyoshi¹, Kei Ito², Hiroyuki Kogawa¹, Masatoshi Futakawa¹ (1. JAEA, 2. Kyoto Univ.)

3:30 PM - 3:45 PM

[1N08] R&D on Mercury Target for Spallation Neutron Source to Improve the Durability under High Power Operation

(4)Development of Technique on Radiation Damage Evaluation on the Mercury Target to Estimate the Residual Lifetime

*Takashi Wakui¹, Shigeru Saito¹, Eiichi Wakai¹, Tomoki Sakai², Kotaro Mori², Masatoshi Futakawa¹ (1. JAEA, 2. Ibaraki Univ.)

3:45 PM - 4:00 PM

[1N09] R&D on Mercury Target for Spallation Neutron Source to Improve the Durability under High Power Operation

(5) Application of Anomaly Detection and Diagnosis for Structural Integrity Evaluation of a Mercury Target Vessel

*Koichi Saruta¹, Atsushi Murata², Kohki Maeno², Takashi Wakui¹, Takashi Naoe¹, Hiroyuki Kogawa¹, Yanrong Li², Makoto Teshigawara¹, Katsuhiro Haga¹, Masatoshi Futakawa¹ (1. JAEA, 2. Ibaraki Univ.)

Time reserved for Chair (4:00 PM - 4:10 PM)

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