Thermal shock response of deformed and recrystallized tungsten

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Thermal shock response of deformed and recrystallized tungsten. / Wirtz, M.; Cempura, G.; Linke, J.; Pintsuk, G.; Uytdenhouwen, Inge; Massaut, Vincent (Peer reviewer).

In: fusion engineering and design, Vol. 88, No. 9-10, 18.06.2013, p. 1768-1772.

Research output: Contribution to journalArticle

Harvard

Wirtz, M, Cempura, G, Linke, J, Pintsuk, G, Uytdenhouwen, I & Massaut, V 2013, 'Thermal shock response of deformed and recrystallized tungsten', fusion engineering and design, vol. 88, no. 9-10, pp. 1768-1772. https://doi.org/10.1016/j.fusengdes.2013.05.077

APA

Wirtz, M., Cempura, G., Linke, J., Pintsuk, G., Uytdenhouwen, I., & Massaut, V. (2013). Thermal shock response of deformed and recrystallized tungsten. fusion engineering and design, 88(9-10), 1768-1772. https://doi.org/10.1016/j.fusengdes.2013.05.077

Vancouver

Wirtz M, Cempura G, Linke J, Pintsuk G, Uytdenhouwen I, Massaut V. Thermal shock response of deformed and recrystallized tungsten. fusion engineering and design. 2013 Jun 18;88(9-10):1768-1772. https://doi.org/10.1016/j.fusengdes.2013.05.077

Author

Wirtz, M. ; Cempura, G. ; Linke, J. ; Pintsuk, G. ; Uytdenhouwen, Inge ; Massaut, Vincent. / Thermal shock response of deformed and recrystallized tungsten. In: fusion engineering and design. 2013 ; Vol. 88, No. 9-10. pp. 1768-1772.

Bibtex - Download

@article{d889374934dd470c9c2a3baceacd50ed,
title = "Thermal shock response of deformed and recrystallized tungsten",
abstract = "The thermal shock response of tungsten as a plasma facing material (PFM) strongly depends on itsmechanical properties and consequently on its microstructure. In order to characterise this influence,deformed tungsten, both in its stress relieved and recrystallised condition, was exposed to 100 ELM likethermal shock events in the electron beam facility JUDITH 1. The induced thermal shock damages wereanalysed by scanning electron microscopy, optical microscopy and laser profilometry. Tensile tests atdifferent temperatures show that the mechanical properties such as fracture strength and strain dependon the grain orientation and microstructure. Transmission electron microscope images of the as receivedand the recrystallised material show that the defect density of the recrystallised samples is decreased.Threshold values such as damage and cracking threshold vary with microstructure by a factor of 2. Alsothe induced thermal shock damages and surface modifications are strongly depend on the microstruc-ture. Surface roughening due to plastic deformation is more pronounced in the recrystallised state andcrack parameters as well as crack propagation is influenced by grain orientation due to preferential crackformation along grain boundaries.",
keywords = "Tungsten, high heat flux, thermal shock, microstructure, recrystallisation",
author = "M. Wirtz and G. Cempura and J. Linke and G. Pintsuk and Inge Uytdenhouwen and Vincent Massaut",
note = "Score = 10",
year = "2013",
month = "6",
day = "18",
doi = "10.1016/j.fusengdes.2013.05.077",
language = "English",
volume = "88",
pages = "1768--1772",
journal = "Fusion Engineering & Design",
issn = "0920-3796",
publisher = "Elsevier",
number = "9-10",

}

RIS - Download

TY - JOUR

T1 - Thermal shock response of deformed and recrystallized tungsten

AU - Wirtz, M.

AU - Cempura, G.

AU - Linke, J.

AU - Pintsuk, G.

AU - Uytdenhouwen, Inge

A2 - Massaut, Vincent

N1 - Score = 10

PY - 2013/6/18

Y1 - 2013/6/18

N2 - The thermal shock response of tungsten as a plasma facing material (PFM) strongly depends on itsmechanical properties and consequently on its microstructure. In order to characterise this influence,deformed tungsten, both in its stress relieved and recrystallised condition, was exposed to 100 ELM likethermal shock events in the electron beam facility JUDITH 1. The induced thermal shock damages wereanalysed by scanning electron microscopy, optical microscopy and laser profilometry. Tensile tests atdifferent temperatures show that the mechanical properties such as fracture strength and strain dependon the grain orientation and microstructure. Transmission electron microscope images of the as receivedand the recrystallised material show that the defect density of the recrystallised samples is decreased.Threshold values such as damage and cracking threshold vary with microstructure by a factor of 2. Alsothe induced thermal shock damages and surface modifications are strongly depend on the microstruc-ture. Surface roughening due to plastic deformation is more pronounced in the recrystallised state andcrack parameters as well as crack propagation is influenced by grain orientation due to preferential crackformation along grain boundaries.

AB - The thermal shock response of tungsten as a plasma facing material (PFM) strongly depends on itsmechanical properties and consequently on its microstructure. In order to characterise this influence,deformed tungsten, both in its stress relieved and recrystallised condition, was exposed to 100 ELM likethermal shock events in the electron beam facility JUDITH 1. The induced thermal shock damages wereanalysed by scanning electron microscopy, optical microscopy and laser profilometry. Tensile tests atdifferent temperatures show that the mechanical properties such as fracture strength and strain dependon the grain orientation and microstructure. Transmission electron microscope images of the as receivedand the recrystallised material show that the defect density of the recrystallised samples is decreased.Threshold values such as damage and cracking threshold vary with microstructure by a factor of 2. Alsothe induced thermal shock damages and surface modifications are strongly depend on the microstruc-ture. Surface roughening due to plastic deformation is more pronounced in the recrystallised state andcrack parameters as well as crack propagation is influenced by grain orientation due to preferential crackformation along grain boundaries.

KW - Tungsten

KW - high heat flux

KW - thermal shock

KW - microstructure

KW - recrystallisation

UR - http://ecm.sckcen.be/OTCS/llisapi.dll/open/ezp_131143

UR - http://knowledgecentre.sckcen.be/so2/bibref/10556

U2 - 10.1016/j.fusengdes.2013.05.077

DO - 10.1016/j.fusengdes.2013.05.077

M3 - Article

VL - 88

SP - 1768

EP - 1772

JO - Fusion Engineering & Design

JF - Fusion Engineering & Design

SN - 0920-3796

IS - 9-10

ER -

ID: 106101