Second Research Coordination Meeting of the Irradiated Tungsten CRP

The Second Research Coordination Meeting of the Irradiated Tungsten CRP, 8 – 11 September 2015, was held at Seoul National University. The Scientific Secretary was Bastiaan BRAAMS.

Meeting Report

Irradiated Tungsten CRP: RCM2 group photo

Agenda

Tuesday, 8 September 2015

09:15 – 09:30Prof. Yong-Seok HWANG, Prof. Gon-Ho KIM, Prof. Takuji ODA of Seoul National University: Welcome address
09:30 – 09:45Bastiaan BRAAMS: Review of meeting objectives and meeting agenda
[presentation (pdf: 328.7 KB)]
09:45 – 10:30SAKAMOTO Mizuki: Hydrogen isotope retention in tungsten irradiated by heavy ions and helium plasma
[presentation (pdf: 2.0 MB)]
10:30 – 11:00Coffee Break
11:00 – 11:45Wolfgang JACOB: The influence of radiation damage on deuterium retention in tungsten: IPP activities
[presentation (pdf: 1.6 MB)]
11:45 – 12:30Guang-Nan LUO: Preliminary results of commissioning of EAST full tungsten upper divertor and deuterium retention and permeation of W irradiated by heavy ions
[presentation (pdf: 6.1 MB)]
12:30 – 14:00Lunch
14:00 – 14:45HATANO Yuji: Present status of activities in Japan on hydrogen isotope retention studies for neutron-irradiated tungsten materials
[presentation (pdf: 746.3 KB)]
14:45 – 15:30Sabina MARKELJ: Deuterium retention and isotope exchange studies in self-ion damaged tungsten exposed to neutral atoms
[presentation (pdf: 6.2 MB)]
15:30 – 16:00Coffee Break
16:00 – 16:45Yury GASPARYAN: Determination of binding energies for hydrogen with radiation defects in tungsten by means of TDS: theory and experimental data
[presentation (pdf: 1.7 MB)]
16:45 – 17:30Christian GRISOLIA: Study of tritium implantation in tungsten based fusion materials
[presentation (pdf: 77.6 MB)]

Wednesday, 9 September 2015

09:00 – 09:45Changsong LIU: Retention and diffusion of hydrogen in tungsten: effects of temperature, alloying elements and vacancy clusters
[presentation (pdf: 6.6 MB)]
09:45 – 10:30Sergei DUDAREV: Modelling radiation effects in tungsten: from micro- to meso-scales
[presentation (pdf: 5.8 MB)]
10:30 – 10:45Coffee Break
10:45 – 11:30Takuji ODA: Assessment and modeling of trap effects on hydrogen diffusivity in tungsten
[presentation (pdf: 2.7 MB)]
11:30 – 12:15Hong-Bo ZHOU: Modeling and simulation of helium and hydrogen behaviors in tungsten
[presentation (pdf: 4.5 MB)]
12:15 – 12:45Shishir P. DESHPANDE: Computer simulation of ion-irradiation of tungsten: preliminary results
[presentation (pdf: 5.6 MB)]
12:45 – 14:00Lunch
14:00 – 14:45Charlotte BECQUART: Modelling of trapping/detrapping of hydrogen isotopes in W material
[presentation (pdf: 6.7 MB)]
14:45 – 15:30Brian WIRTH: Preliminary results from a multiscale approach to modelling plasma-surface interactions involving tungsten
[presentation (pdf: 23.7 MB)]
15:30 – 16:15Masashi SHIMADA: Status update on MERCOR-TMAP integration, Tritium Plasma Experiment Modification, and PHENIX program for PMI in irradiated tungsten
[presentation (pdf: 5.8 MB)]

Thursday, 10 September 2015

09:00 – 09:45Prakash M. RAOLE: Radiation damage of heavy ions and H irradiated tungsten - some experimental results
[presentation (pdf: 4.7 MB)]
09:45 – 10:30Jochen LINKE: Radiation induced degradation of tungsten under thermal and plasma exposure and development of advanced tungsten materials
[presentation (pdf: 5.6 MB)]
10:30 – 11:00Coffee Break
11:00 – 11:45Jean Paul ALLAIN: Plasma-material interactions under high heat flux conditions and synergistic D/He effects on low Z covered tungsten surfaces
[presentation (pdf: 46.4 MB)]
11:45 – 12:30Ho Jin RYU: Tungsten-based high entropy alloys and composites for plasma facing materials
[presentation (pdf: 4.4 MB)]
12:30 – 13:00Sergei DUDAREV: Review of DPA definition and estimates
[presentation (pdf: 1014.2 KB)]
13:00 – 14:15Lunch
14:15 – 15:30Discussion (all): Review of experience with shared materials; discussion about (need for, content of) common protocol for TDS experiments
15:30 – 16:00Coffee Break
16:00 – 17:30Discussion (all): Fundamental modelling; status and needs

Friday, 11 September 2015

09:00 – 10:45Discussion (all): Review of TDS experiments and code comparison effort; review of theory discussion
10:45 – 11:00Coffee Break
11:00 – 12:45Discussion (all): Hydrogen retention and transport in damaged tungsten; status and work needs
12:45 – 13:30Any remaining business; Plans for meeting report and for next meeting; Adjournment of the meeting