001     37979
005     20170601195331.0
024 7 _ |2 DOI
|a 10.1016/S0022-3115(00)00553-5
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|a WOS:000167676700229
037 _ _ |a PreJuSER-37979
041 _ _ |a eng
082 _ _ |a 530
084 _ _ |2 WoS
|a Materials Science, Multidisciplinary
084 _ _ |2 WoS
|a Nuclear Science & Technology
084 _ _ |2 WoS
|a Mining & Mineral Processing
100 1 _ |a Rapp, J.
|0 P:(DE-Juel1)VDB3265
|b 0
|u FZJ
245 _ _ |a Operational limits under different wall conditions on TEXTOR-94
260 _ _ |a Amsterdam [u.a.]
|b Elsevier Science
|c 2001
300 _ _ |a 1148 - 1154
336 7 _ |a Journal Article
|0 PUB:(DE-HGF)16
|2 PUB:(DE-HGF)
336 7 _ |a Output Types/Journal article
|2 DataCite
336 7 _ |a Journal Article
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336 7 _ |a ARTICLE
|2 BibTeX
336 7 _ |a JOURNAL_ARTICLE
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336 7 _ |a article
|2 DRIVER
440 _ 0 |a Journal of Nuclear Materials
|x 0022-3115
|0 3620
|v 290-293
500 _ _ |a Record converted from VDB: 12.11.2012
520 _ _ |a Generally the operational range of tokamaks is limited by the beta and the density limit. Experimentally it was found, that the appearance of MARFEs [B. Lipschultz, J. Nucl. Mater. 145-147 (1987) 15] inhibited an increase of the density significantly above the so-called Greenwald density (n(GW)) [M. Greenwald et al., Nucl. Fus. 28 (1988) 2199]. In TEXTOR-94 the onset of MARFEs has been investigated under different wall conditions. With fresh siliconization and fresh boronization the appearance of MARFEs can be postponed to higher densities (N-GW = (n) over bar (e/)n(GW) = 1.7). At those high densities (n) over bar (e) = 8 x 10(19) m(-3) the Z(eff) is reduced to 1.3. But as important as the reduction of the global impurity content is the suppressed carbon release on the high-field-side (HFS) just after wall conditioning, Modeling of the MARFE onset by the codes B2-Eirene and TECXY demonstrates that an instability on the HFS due to deuterium recycling and radiation only leads to the formation of MARFEs at higher line-averaged densities in comparison to calculations which include carbon impurities. Complete suppression of MARFEs has been achieved by controlled displacement of the plasma column to the low-field-side (LFS), which reduces the local recycling and impurity release at the inner bumper limiter. This resulted in the highest densities achieved at TEXTOR-94 of N-GW = 2.1 independent of wall conditions. In this case the maximum achievable density is limited by a radiative collapse. (C) 2001 Published by Elsevier Science B.V.
536 _ _ |a Instabilitäten und transportvorgänge im Plasma
|c 22.76.0
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536 _ _ |a Teilchen- und Energietransport in der Plasmarandschicht
|c 22.88.5
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536 _ _ |a Apparative Methoden zum Teilchenkreislauf und zur Leistungsauskopplung
|c 22.73.5
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588 _ _ |a Dataset connected to Web of Science
650 _ 7 |a J
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653 2 0 |2 Author
|a coating
653 2 0 |2 Author
|a impurity
653 2 0 |2 Author
|a plasma properties
700 1 _ |a Biel, W.
|0 P:(DE-Juel1)VDB3261
|b 1
|u FZJ
700 1 _ |a Gerhauser, H.
|0 P:(DE-Juel1)VDB3552
|b 2
|u FZJ
700 1 _ |a Huber, A.
|0 P:(DE-Juel1)130040
|b 3
|u FZJ
700 1 _ |a Koslowski, H. R.
|0 P:(DE-Juel1)130066
|b 4
|u FZJ
700 1 _ |a Lehnen, M.
|0 P:(DE-Juel1)VDB3460
|b 5
|u FZJ
700 1 _ |a Philipps, V.
|0 P:(DE-Juel1)VDB2741
|b 6
|u FZJ
700 1 _ |a Pospieszczyk, A.
|0 P:(DE-Juel1)130122
|b 7
|u FZJ
700 1 _ |a Reiser, D.
|0 P:(DE-Juel1)5017
|b 8
|u FZJ
700 1 _ |a Samm, U.
|0 P:(DE-Juel1)130133
|b 9
|u FZJ
700 1 _ |a Sergienko, G.
|0 P:(DE-HGF)0
|b 10
700 1 _ |a Tokar, M. Z.
|0 P:(DE-Juel1)5089
|b 11
|u FZJ
700 1 _ |a Zagorski, R.
|0 P:(DE-HGF)0
|b 12
773 _ _ |a 10.1016/S0022-3115(00)00553-5
|g Vol. 290-293, p. 1148 - 1154
|p 1148 - 1154
|q 290-293<1148 - 1154
|0 PERI:(DE-600)2001279-2
|t Journal of nuclear materials
|v 290-293
|y 2001
|x 0022-3115
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|l Kernfusion und Plasmaforschung
|b Energietechnik
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913 1 _ |k 22.88.5
|v Teilchen- und Energietransport in der Plasmarandschicht
|l Kernfusion und Plasmaforschung
|b Energietechnik
|0 G:(DE-Juel1)FUEK48
|x 1
913 1 _ |k 22.73.5
|v Apparative Methoden zum Teilchenkreislauf und zur Leistungsauskopplung
|l Kernfusion und Plasmaforschung
|b Energietechnik
|0 G:(DE-Juel1)FUEK42
|x 2
914 1 _ |y 2001
915 _ _ |0 StatID:(DE-HGF)0010
|a JCR/ISI refereed
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|d 31.12.2001
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