EU/RF collaborative tasks on ITER diagnostics – EU Contribution to Optical Fibre Development - Revision 1

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EU/RF collaborative tasks on ITER diagnostics – EU Contribution to Optical Fibre Development - Revision 1. / Brichard, Benoît; Massaut, Vincent (Peer reviewer).

1 ed. Belgian Nuclear Research Center, 2010. 17 p. (SCK•CEN Reports; No. ER-168-rev-1).

Research output: Report/bookER - External report

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APA

Brichard, B., & Massaut, V. (2010). EU/RF collaborative tasks on ITER diagnostics – EU Contribution to Optical Fibre Development - Revision 1. (1 ed.) (SCK•CEN Reports; No. ER-168-rev-1). Belgian Nuclear Research Center.

Vancouver

Brichard B, Massaut V. EU/RF collaborative tasks on ITER diagnostics – EU Contribution to Optical Fibre Development - Revision 1. 1 ed. Belgian Nuclear Research Center, 2010. 17 p. (SCK•CEN Reports; ER-168-rev-1).

Author

Bibtex - Download

@book{7abae3a29df14e9f9821e2ac19495e0d,
title = "EU/RF collaborative tasks on ITER diagnostics – EU Contribution to Optical Fibre Development - Revision 1",
abstract = "Hydrogen-loading is a powerful method to protect optical fibres against darkening in a large range of irradiation conditions [8]. Taking into account that all the irradiation tests are accelerated, i.e. involving high dose-rate conditions, and knowing that high dose-rates induce more RIA degradation in the fibres, we can infer that all our radiation tests are conservative and that hydrogen-loaded fibres can withstand the ITER radiation field to a large extent. The major difficulty is now in the technological fabrication of hydrogenated large-core fibre bundles. Such fabrication has not been demonstrated yet. Endlessly ultimate radiation resistance in fibres could be thinkable by feeding the fibres constantly with a small amount of hydrogen. The approach could be envisaged using microstructured fibres containing air holes (porous medium) enhancing greatly and in-situ the hydrogen diffusion. Such an idea was demonstrated in a short BR2 irradiation test and already reported in the EFDA documentation.",
keywords = "fusion, ITER, EFDA, fibre optics, hydrogen-loading, irradiation, radiation tests, RIA, degradation, fibres",
author = "Beno{\^i}t Brichard and Vincent Massaut",
note = "Score = 2",
year = "2010",
month = "10",
language = "English",
series = "SCK•CEN Reports",
publisher = "Belgian Nuclear Research Center",
number = "ER-168-rev-1",
address = "Belgium",
edition = "1",

}

RIS - Download

TY - BOOK

T1 - EU/RF collaborative tasks on ITER diagnostics – EU Contribution to Optical Fibre Development - Revision 1

AU - Brichard, Benoît

A2 - Massaut, Vincent

N1 - Score = 2

PY - 2010/10

Y1 - 2010/10

N2 - Hydrogen-loading is a powerful method to protect optical fibres against darkening in a large range of irradiation conditions [8]. Taking into account that all the irradiation tests are accelerated, i.e. involving high dose-rate conditions, and knowing that high dose-rates induce more RIA degradation in the fibres, we can infer that all our radiation tests are conservative and that hydrogen-loaded fibres can withstand the ITER radiation field to a large extent. The major difficulty is now in the technological fabrication of hydrogenated large-core fibre bundles. Such fabrication has not been demonstrated yet. Endlessly ultimate radiation resistance in fibres could be thinkable by feeding the fibres constantly with a small amount of hydrogen. The approach could be envisaged using microstructured fibres containing air holes (porous medium) enhancing greatly and in-situ the hydrogen diffusion. Such an idea was demonstrated in a short BR2 irradiation test and already reported in the EFDA documentation.

AB - Hydrogen-loading is a powerful method to protect optical fibres against darkening in a large range of irradiation conditions [8]. Taking into account that all the irradiation tests are accelerated, i.e. involving high dose-rate conditions, and knowing that high dose-rates induce more RIA degradation in the fibres, we can infer that all our radiation tests are conservative and that hydrogen-loaded fibres can withstand the ITER radiation field to a large extent. The major difficulty is now in the technological fabrication of hydrogenated large-core fibre bundles. Such fabrication has not been demonstrated yet. Endlessly ultimate radiation resistance in fibres could be thinkable by feeding the fibres constantly with a small amount of hydrogen. The approach could be envisaged using microstructured fibres containing air holes (porous medium) enhancing greatly and in-situ the hydrogen diffusion. Such an idea was demonstrated in a short BR2 irradiation test and already reported in the EFDA documentation.

KW - fusion

KW - ITER

KW - EFDA

KW - fibre optics

KW - hydrogen-loading

KW - irradiation

KW - radiation tests

KW - RIA

KW - degradation

KW - fibres

UR - http://ecm.sckcen.be/OTCS/llisapi.dll/open/ezp_113256

UR - http://knowledgecentre.sckcen.be/so2/bibref/7975

M3 - ER - External report

T3 - SCK•CEN Reports

BT - EU/RF collaborative tasks on ITER diagnostics – EU Contribution to Optical Fibre Development - Revision 1

PB - Belgian Nuclear Research Center

ER -

ID: 169541