Plasma-wall Interaction with Reduced-activation Steel Surfaces in Fusion Devices

Second Research Coordination Meeting, IAEA Headquarters, Vienna, Austria, 16-18 October 2017

Agenda and Presentations

Monday 16 October


09:30 - 10:00 Christian Hill (IAEA): Welcome, introductions, meeting objectives.
10:00 - 10:40 Peng Wang, Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, Lanzhou, China: Erosion and fuel retention of different RAFM steel grades.
10:40 - 11:00 Break
11:00 - 11:40 Wolfgang Jacob, Max Planck Institute for Plasma Physics, Garching, Germany: Developments at IPP regarding sputtering of EUROFER.
11:40 - 12:30 Discussion.
12:30 - 14:00 Lunch
14:00 - 14:40 Vadym Makhlai, Institute of Plasma Physics, National Science Center "Kharkov Institute of Physics and Technology" (NSC KIPT), Kharkiv, Ukraine: Modification and alloying of steel surfaces exposed by powerful plasma streams.
14:40 - 15:20 Russell Doerner, University of California at San Diego, La Jolla, USA: Sputtering and D retention properties of RAFM steels under high-flux plasma exposure.
15:20 - 15:40 Break
15:40 - 16:20 Dmitry Terentyev, SCK-CEN Belgium Nuclear Research Centre, Mol, Belgium: Interaction of high flux plasma with Fe and RAFM steels: experimental and computational assessment.
16:20 - 17:00 Discussion.
19:00 - Social Dinner.

Tuesday 17 October


09:30 - 10:10 Yoshihiko Hirooka, National Institute for Fusion Science (NIFS), Toki, Japan: Hydrogen isotopes permeation through the tungsten-coated reduced activation steel first wall of a magnetic fusion reactor.
10:10 - 10:50 Anna V. Golubeva, NRC "Kurchatov Institute", Moscow, Russia: Hydrogen retention in RAFMs - current status.
11:10 - 12:00 Discussion.
12:00 - 14:00 Lunch
14:00 - 15:30 Discussion I: Review of measurements and diagnostic capabilities for erosion and surface composition; plans for coordinated experiments on erosion.
15:30 - 16:00 Break
16:00 - 17:30 Discussion II: Review of measurements and diagnostic capabilities for hydrogen retention and migration; options for coordinated experiments.

Wednesday 18 October


14:00 - 15:30 Discussion III: Update of the work plans.
15:30 - 16:00 Break
16:00 - 17:30 Discussion IV: Closing review; sketch of meeting report; plans for next meeting.
12:30 - 14:00 Lunch
14:00 Close of meeting.