2018 Annual Meeting

Presentation information

Oral presentation

V. Fusion Energy Engineering » 501-2 Fusion Reactor Material Science (Reactor and Blanket Materials, Irradiation Behavior)

[2C14-18] Behaviors of Hydrogen Isotopes in Fusion Materials

Tue. Mar 27, 2018 4:40 PM - 6:00 PM Room C (R1-211 -R1 Building)

Chair: Yuji Hatano (Univ. of Toyama)

5:10 PM - 5:25 PM

[2C16] Tritium retention characteristics in dust particles in JET with ITER-like wall

*Teppei Otsuka1, Suguru Masuzaki2, Naoko Ashikawa2, Yuji Hatano4, Nobuyuki Asakura3, Takumi Suzuki3, Tatsuya Suzuki3, Kanetsugu Isobe3, Takumi Hayashi3, Masayuki Tokitani2 (1. Kindai Univ., 2. NIFS, 3. QST, 4. University of Toyama)

Keywords:Dust, Tritium, Imaging plate, Electron Probe Micro Analyzer

It is important to understand and determine tritium (T) retention and its behavior in dust with repect to the particle microstruture and composition. In the reported study, we have applied a tritium imaging plate technique (TIPT) in combination with an electron-probe microscopic (EPM) technique to examine a T retention characteristic in individual dust particle collected in the Joint European Torus with the ITER-like Wall (JET-ILW) after the first campaign in 2011-2012.