June 2

Program of 12th International Workshop on Hydrogen Isotopes in Fusion Reactor Materials (tentative) June 2, Monday 8:25 Registration desk open 8:40 Welcome address and announcements Session 1 8:50 9:10 9:30 9:50 Chair: Y. Hatano 1‐AM‐1 An Comparison of Tritium Depth Profiles for Uncoated and W‐coated CFC Tiles Retrieved from the ITER‐
Like Wall at JET N. Bekris*, C. Stan‐Sion, G. Kizane, A. Widdowson, K. Heinola and JET‐EFDA contributors 1‐AM‐2 Hydrogen Isotopes Analyses of JET Cryogenic Pump Regenerations with JET‐Carbon and JET‐ITER‐Like Wall S. G. Romanelli*, S. Brezinsek, R. Smith and JET‐EFDA contributors 1‐AM‐3 Overview of Fuel Retention Studies in the TEXTOR Tokamak M. J. Rubel*, P. Petersson, D. Ivanova, P. Ström, A. Weckmann, E. Fortuna, H.G. Esser, M. Freisinger, A. Kreter, S. Möller, P. Wienhold 1‐AM‐4 Fuel Retention and Erosion of Beryllium and Aluminium Exposed to Mixed Deuterium‐Argon and Deuterium‐Helium Plasmas A. Kreter*, T. Dittmar, R.P. Doerner, Ch. Linsmeier, D. Nishijima, M. Reinhart, B. Unterberg 10:10 Coffee Break Session 2 Chair: V. Kh. Alimov 10:30 1‐AM‐5 Hydrogen Ion Driven Permeation for Vacuum Pumping T. Giegerich*, C. Day 10:50 1‐AM‐6 Temperature‐Dependent Blister Nucleation Induced by Deuterium Implantation into Tungsten L. Gao, M. Balden, W. Jacob*, U. von Toussaint 11:10 1‐AM‐7 Strong Influence of the Tungsten Grade on Deuterium Retention and on Morphological Modifications of the Surface after Deuterium Plasma Loading M. Balden*, A. Manhard, S. Elgeti 11:30 Lunch Session 3 Chair: R. Kolasinski 12:30 1‐PM‐1 A Source of Variance in Hydrogen Isotope Retention Data in Tungsten J. L. Barton*, R. P. Doerner, M. J. Baldwin, G. R. Tynan 12:50 1‐PM‐2 Microanalysis of Lateral and Depth Distributions of Deuterium in Blistered Tungsten I. Bykov, M. Balden, H. Bergsåker, S. Elgeti, A. Manhard, M.Mayer*, P. Petersson 13:10 1‐PM‐3 Influence of Surface Melting and Morphology Changes on Deuterium Permeation in Tungsten H. T. Lee*, N. Tanaka, H. Nishimura, Y. Ueda 13:30 1‐PM‐4 SEM study of heat load and deuterium plasma effects on SPS and WSP tungsten M. Vilémová*, J. Matějíček, B. Nevrlá, M. Chernyshova, P. Gasior 13:50 1‐PM‐5 D retention and Desorption Behavior for Ion Damaged W with Various Damage Concentration Y. Oya*, M. Sato, K. Yuyama, L. Zhang, S. Kondo, T. Hinoki, Y. Hatano, K. Okuno 14:10 Coffee Break Session 4: Chair: W. Jacob 14:30 1‐PM‐6 Simulation of D Uptake by Self‐damaged W at Low Ion Fluxes and Energies A. Manhard*, T. Schwarz‐Selinger, K. Schmid 14:50 1‐PM‐7 Hydrogen Isotope Exchange in Self‐Damaged Tungsten: Recent Experiments and Model Approaches T. Schwarz‐Selinger*, K. Schmid, U. von Toussaint, W. Jacob 15:10 1‐PM‐8 Deuterium Retention in Plasma‐Exposed Tungsten after Radiation Damage by High Energy Ions B. I. Khripunov*, V. M. Gureev, V. S. Koidan, V. B. Petrov, A. I. Ryazanov, L. S. Danelyan, V. S. Kulikauskas, V. V. Zatekin 15:30 1‐PM‐9 Continuum‐Scale Modeling of Mixed‐Species Plasma Exposure of Tungsten R. D. Kolasinski*, D. F. Cowgill 15:50 1‐PM‐10 Monte Carlo Simulations for Evaluation of Tritium Inventory in Plasma‐Facing Tungsten T. Oda* 16:10 1‐PM‐11 Influence of Hydrogen‐Vacancy Interaction on Mobility of Hydrogen and Vacancy in bcc‐Metal D. Zhu*, T. Oda 16:30 Discussion Subject 1: H‐isotope retention in JET and other machines including co‐deposition with Be (Leader: M. Rubel) Subject 2: Plasma‐tungsten interactions; blistering, effects of impurity in plasma etc. (Leader: W. Jacob) Subject 3: H‐isotope trapping in irradiated tungsten: experiments and modeling (Leader: M. Shimada and T. Oda) 18:00 Adjourn of the Day 19:00 Dinner June 3, Tuesday 8:25 Registration desk open Session 5 Chair: M. Rubel 8:40 2‐AM‐1 Deuterium and Helium Trapping in the Carbon Co‐Deposition Layers Deposited by Magnetron Sputtering in D2/He Atmosphere L. Q. Shi*, X. H. Tang, J. S. Hu 9:00 2‐AM‐2 Hydrogen Trapping under the Effect of W‐C Mixed Layers Y. X. Wang*, N. Liu, K. Sato, Q. Xu, L. Q. Shi 9:20 2‐AM‐3 Effect of Hydrogen Implantation Energy on Sputtering Particle Emission for Carbon‐Tungsten Mixed Layer M. Sato*, K. Yuyama, L. Zhang, N. Ashikawa, A. Sagara, Y. Hatano, Y. Oya, K. Okuno 9:40 Coffee Break Session 6 Chair: M. Mayer 10:00 2‐AM‐4 Hydrogen Uptake and Permeation Behaviors Induced by Water Corrosion of Steels T. Otsuka* 10:20 2‐AM‐5 Effect of Surface Conditions on Deuterium Retention and Desorption in Ferritic‐Martensitic Steels Yu. M. Gasparyan*, I. M. Timofeev, V. S. Efimov, M. S. Zibrov, A. A. Pisarev 10:40 2‐AM‐6 Surface Morphology of F82H Reduced Activation Ferritic/Martensitic Steel Exposed to High Flux Deuterium Plasma Y. Hatano*, V. Kh. Alimov, N. Yoshida, H. Watanabe, M. Oyaidzu, T. Hayashi 11:00 2‐AM‐7 Deuterium Retention in Reduced Activation Ferritic Martensitic Steels Exposed to D Plasmas and Irradiated with D Ions V. Kh. Alimov*, Y. Hatano, J. Roth, K. Sugiyama, M. Oyaidzu, M. Baldwin, R. Doerner, M. H. J. ’t Hoen, H. T. Lee, Y. Ueda, M. Matsuyama, T. Hayashi 11:20 2‐AM‐8 Hydrogen Isotopes Retention in Low‐Activated Structural Materials N. P. Bobyr*, A. V. Spitsyn, A.V. Golubeva, M. Mayer, Y. Hatano, N. S. Klimov, B. I. Khripunov, V. Kh. Alimov, D. I. Cherkez, O. V. Ogorodnikova, V. M. Chernov 11:40 Lunch 12:45 Group Photo Chair: A. Pisarev Session 7 13:00 2‐PM‐1 Recovery of Hydrogen Isotopes from Liquid Li under Forced Convection Flow S. Fukada*, S. Sugie, K. Esaki, K. Hiyane, Y. Edao, E. Wakai, H. Kondo, Y. Itoh 13:20 2‐PM‐2 Low Partial Pressure Tritium Permeation in Lead Lithium Eutectic M. Shimada*, R. J. Pawelko, K. Katayama, S. Fukada, T. Terai 13:40 2‐PM‐3 Deuterium Retention in Liquid Tin after Exposure in the Linear Plasma Device PSI‐2 B. Unterberg*, J. W. Coenen, M. Freisinger, A. Kreter, V. Philipps, M. Reinhart, G. Sergienko, A. Terra, T. Wegener 14:00 2‐PM‐4 Hydrogen Isotope Behavior in a Molten Salt A. Nakamura*, S. Fukada 14:20 Coffee Break Session 8: Chair: Y. Oya 14:40 2‐PM‐5 Hydrogen Isotope Permeation Mechanism in Erbium Oxide Coatings T. Chikada*, W. Mao, R. Sato, A. Suzuki, T. Terai 15:00 2‐PM‐6 Study on Tritium Adsorption on Oxide Surfaces using Imaging Plate Technique K. Hashizume*, S. Abe, Y. Hatano, M. Matsuyama, A. Sagara 15:20 2‐PM‐7 Hydrogen Isotope Solubility in YSZ H. Matsuda*, K. Hashizume, H. Watanabe 15:40 2‐PM‐8 Hydrogen Dissolution in Silica Glass R. Yamaguchi*, K. Hashizume 16:00 Discussion Subject 4: TBD Subject 5: TBD Subject 6: Important topics of research for next 2 years. (Leader: Y. Hatano) 17:30 Closing of main sessions June 4, Wednesday Tutorial Lectures 8:40 Principle of Positron Annihilation Spectroscopy and its Applications for Irradiated Materials
Professor Takeshi Toyama International Research Center for Nuclear Materials Science, Institute for Materials Science, Tohoku University 9:40 Application of Transmission Electron Microscopy for Nanoscopic Understanding of Plasma‐Wall Interactions Professor Naoaki Yoshida Research Institute for Applied Mechanics, Kyushu University 10:40 Coffee Break 11:00 Facility tour (till 13:00)

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