Improved carbon migration modelling with the ERO code

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Improved carbon migration modelling with the ERO code. / Van Hoey, Olivier; Kirschner, Andreas; Bjorkas, Carolina; Borodin, Dmitry; Matveev, Dmitry; Uytdenhouwen, Inge; Van Oost, Guido; Massaut, Vincent (Peer reviewer).

In: Journal of Nuclear Materials, Vol. 438, 17.01.2013, p. S891-S894.

Research output: Contribution to journalArticlepeer-review

Harvard

Van Hoey, O, Kirschner, A, Bjorkas, C, Borodin, D, Matveev, D, Uytdenhouwen, I, Van Oost, G & Massaut, V 2013, 'Improved carbon migration modelling with the ERO code', Journal of Nuclear Materials, vol. 438, pp. S891-S894. https://doi.org/10.1016/j.jnucmat.2013.01.193

APA

Van Hoey, O., Kirschner, A., Bjorkas, C., Borodin, D., Matveev, D., Uytdenhouwen, I., Van Oost, G., & Massaut, V. (2013). Improved carbon migration modelling with the ERO code. Journal of Nuclear Materials, 438, S891-S894. https://doi.org/10.1016/j.jnucmat.2013.01.193

Vancouver

Van Hoey O, Kirschner A, Bjorkas C, Borodin D, Matveev D, Uytdenhouwen I et al. Improved carbon migration modelling with the ERO code. Journal of Nuclear Materials. 2013 Jan 17;438:S891-S894. https://doi.org/10.1016/j.jnucmat.2013.01.193

Author

Van Hoey, Olivier ; Kirschner, Andreas ; Bjorkas, Carolina ; Borodin, Dmitry ; Matveev, Dmitry ; Uytdenhouwen, Inge ; Van Oost, Guido ; Massaut, Vincent. / Improved carbon migration modelling with the ERO code. In: Journal of Nuclear Materials. 2013 ; Vol. 438. pp. S891-S894.

Bibtex - Download

@article{8b00f74e980f42a499da3ed2f0d3954d,
title = "Improved carbon migration modelling with the ERO code",
abstract = "Material migration is a crucial issue in thermonuclear fusion devices. To study carbon migration, 13CH4 has been injected through a polished graphite roof-like test limiter in the TEXTOR scrape-off layer. The interpretation of the experimental 13C deposition patterns on the roof limiter surface has been done with the ERO impurity transport code. To reproduce the very low experimental 13C deposition efficiencies with ERO, an enhanced re-erosion mechanism for re-deposited carbon had to be assumed in previous studies. However, erosion by hydrogenic species produced during dissociation of injected 13CH4 was not taken into account by ERO in these studies. This additional erosion could maybe explain the very low experimental 13C deposition efficiencies. Therefore, it is now taken into account in ERO. Also more realistic physical sputtering yields and hydrocarbon reflection probabilities have been implemented in ERO. The simulations with these improvements included clearly confirm the need for enhanced re-erosion of re-deposited carbon.",
keywords = "fusion, ERO code, carbon, hydrogen",
author = "{Van Hoey}, Olivier and Andreas Kirschner and Carolina Bjorkas and Dmitry Borodin and Dmitry Matveev and Inge Uytdenhouwen and {Van Oost}, Guido and Vincent Massaut",
note = "Score = 10",
year = "2013",
month = jan,
day = "17",
doi = "10.1016/j.jnucmat.2013.01.193",
language = "English",
volume = "438",
pages = "S891--S894",
journal = "Journal of Nuclear Materials",
issn = "0022-3115",
publisher = "Elsevier",

}

RIS - Download

TY - JOUR

T1 - Improved carbon migration modelling with the ERO code

AU - Van Hoey, Olivier

AU - Kirschner, Andreas

AU - Bjorkas, Carolina

AU - Borodin, Dmitry

AU - Matveev, Dmitry

AU - Uytdenhouwen, Inge

AU - Van Oost, Guido

A2 - Massaut, Vincent

N1 - Score = 10

PY - 2013/1/17

Y1 - 2013/1/17

N2 - Material migration is a crucial issue in thermonuclear fusion devices. To study carbon migration, 13CH4 has been injected through a polished graphite roof-like test limiter in the TEXTOR scrape-off layer. The interpretation of the experimental 13C deposition patterns on the roof limiter surface has been done with the ERO impurity transport code. To reproduce the very low experimental 13C deposition efficiencies with ERO, an enhanced re-erosion mechanism for re-deposited carbon had to be assumed in previous studies. However, erosion by hydrogenic species produced during dissociation of injected 13CH4 was not taken into account by ERO in these studies. This additional erosion could maybe explain the very low experimental 13C deposition efficiencies. Therefore, it is now taken into account in ERO. Also more realistic physical sputtering yields and hydrocarbon reflection probabilities have been implemented in ERO. The simulations with these improvements included clearly confirm the need for enhanced re-erosion of re-deposited carbon.

AB - Material migration is a crucial issue in thermonuclear fusion devices. To study carbon migration, 13CH4 has been injected through a polished graphite roof-like test limiter in the TEXTOR scrape-off layer. The interpretation of the experimental 13C deposition patterns on the roof limiter surface has been done with the ERO impurity transport code. To reproduce the very low experimental 13C deposition efficiencies with ERO, an enhanced re-erosion mechanism for re-deposited carbon had to be assumed in previous studies. However, erosion by hydrogenic species produced during dissociation of injected 13CH4 was not taken into account by ERO in these studies. This additional erosion could maybe explain the very low experimental 13C deposition efficiencies. Therefore, it is now taken into account in ERO. Also more realistic physical sputtering yields and hydrocarbon reflection probabilities have been implemented in ERO. The simulations with these improvements included clearly confirm the need for enhanced re-erosion of re-deposited carbon.

KW - fusion

KW - ERO code

KW - carbon

KW - hydrogen

UR - http://ecm.sckcen.be/OTCS/llisapi.dll/open/ezp_131278

UR - http://knowledgecentre.sckcen.be/so2/bibref/10586

U2 - 10.1016/j.jnucmat.2013.01.193

DO - 10.1016/j.jnucmat.2013.01.193

M3 - Article

VL - 438

SP - S891-S894

JO - Journal of Nuclear Materials

JF - Journal of Nuclear Materials

SN - 0022-3115

ER -

ID: 147075