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Tritium Distribution Analysis on Be Limiter Tiles from JET-ITER Like Wall Campaigns using Imaging Plate Technique and β-Ray Induced X-ray Spectrometry

https://repo.qst.go.jp/records/79430
https://repo.qst.go.jp/records/79430
dff83bcb-6eff-49ca-866d-0f27120de745
Item type 会議発表用資料 / Presentation(1)
公開日 2020-03-13
タイトル
タイトル Tritium Distribution Analysis on Be Limiter Tiles from JET-ITER Like Wall Campaigns using Imaging Plate Technique and β-Ray Induced X-ray Spectrometry
言語
言語 eng
資源タイプ
資源タイプ識別子 http://purl.org/coar/resource_type/c_c94f
資源タイプ conference object
アクセス権
アクセス権 metadata only access
アクセス権URI http://purl.org/coar/access_right/c_14cb
著者 Lee, S.E

× Lee, S.E

WEKO 852382

Lee, S.E

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Y. Hatano

× Y. Hatano

WEKO 852383

Y. Hatano

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Hara, M.

× Hara, M.

WEKO 852384

Hara, M.

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Masuzaki, S.

× Masuzaki, S.

WEKO 852385

Masuzaki, S.

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Tokitani, M.

× Tokitani, M.

WEKO 852386

Tokitani, M.

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Oyaizu, Makoto

× Oyaizu, Makoto

WEKO 852387

Oyaizu, Makoto

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Kurotaki, Hironori

× Kurotaki, Hironori

WEKO 852388

Kurotaki, Hironori

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Hamaguchi, Dai

× Hamaguchi, Dai

WEKO 852389

Hamaguchi, Dai

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Nakamura, Hirofumi

× Nakamura, Hirofumi

WEKO 852390

Nakamura, Hirofumi

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Asakura, Nobuyuki

× Asakura, Nobuyuki

WEKO 852391

Asakura, Nobuyuki

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Oya, Y.

× Oya, Y.

WEKO 852392

Oya, Y.

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Widdowson, A.

× Widdowson, A.

WEKO 852393

Widdowson, A.

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Jachmich, S.

× Jachmich, S.

WEKO 852394

Jachmich, S.

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Rubel, M,

× Rubel, M,

WEKO 852395

Rubel, M,

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Likonen, J.

× Likonen, J.

WEKO 852396

Likonen, J.

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Oyaizu, Makoto

× Oyaizu, Makoto

WEKO 852397

en Oyaizu, Makoto

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Kurotaki, Hironori

× Kurotaki, Hironori

WEKO 852398

en Kurotaki, Hironori

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Hamaguchi, Dai

× Hamaguchi, Dai

WEKO 852399

en Hamaguchi, Dai

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Nakamura, Hirofumi

× Nakamura, Hirofumi

WEKO 852400

en Nakamura, Hirofumi

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Asakura, Nobuyuki

× Asakura, Nobuyuki

WEKO 852401

en Asakura, Nobuyuki

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抄録
内容記述タイプ Abstract
内容記述 Tritium (T) distributions on the plasma-facing surfaces (PFSs) and inside castellation of Be limiter tiles from the JET tokamak with the ITER-like wall (ILW) was analyzed using imaging plate (IP) technique and -ray induced X-ray spectrometry (BIXS). Regarding to PFSs, the outer poloidal limiter (OPL) showed significantly higher T concentrations than the inner wall guard limiter (IWGL) and upper dump plate (DP). The concentration of T on OPL was high at the central part. However, deuterium (D) and metallic impurities showed maximum concentration at the edges. This difference in distributions indicated different deposition and retention mechanisms between T and D. In contrast, deposition profiles of T concentrations on the castellated surfaces extended up to ~ 5 mm into the gap, i.e. were similar to those of D and metallic impurities found by ion beam analysis.
会議概要(会議名, 開催地, 会期, 主催者等)
内容記述タイプ Other
内容記述 14 th International Symposium on Fusion Nuclear Technology
発表年月日
日付 2019-09-23
日付タイプ Issued
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