Monitoring the Temperature of Reactor Experiments using Radiation-induced Swelling in SiC

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Monitoring the Temperature of Reactor Experiments using Radiation-induced Swelling in SiC. / Goussarov, Andrei; Davis, Kurt L.; Vande Pitte, Jonas; Heidrich, Brenden J.; Uytdenhouwen, Inge; Van Dyck, Steven.

In: Journal of Nuclear Materials, Vol. 542, 152535, 15.12.2020, p. 1-7.

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@article{54ddee04fd43478da3db2e2492784b04,
title = "Monitoring the Temperature of Reactor Experiments using Radiation-induced Swelling in SiC",
abstract = "Temperature monitoring of reactor experiments is an important quality requirement. High-purity silicon carbide (SiC) can be used to provide such data through post-irradiation material analysis. This method stems from radiation defect concentrations’ dependence on irradiation temperature. Irradiation temperature can be determined by measuring irradiation-induced property changes, for example lattice spacing distribution, dimensions, electrical resistivity, etc.—after isochronal annealing. Such methods are time-consuming, since multiple steps must be performed in a serial manner. We investigated the possibility of using an alternative method that does not require multiple heat treatments. Instead, peak irradiation temperature is determined by a calibration curve comparing pre- and post-irradiation sample dimensions. The experimental results demonstrate the feasibility of this approach in the irradiation conditions described below. This approach can also be used to measuring changes in other properties mentioned above",
keywords = "SiC, BR2, temperate monitor, Neutron irradiation testing, Radiation defects",
author = "Andrei Goussarov and Davis, {Kurt L.} and {Vande Pitte}, Jonas and Heidrich, {Brenden J.} and Inge Uytdenhouwen and {Van Dyck}, Steven",
note = "Score=10",
year = "2020",
month = "12",
day = "15",
doi = "10.1016/j.jnucmat.2020.152535",
language = "English",
volume = "542",
pages = "1--7",
journal = "Journal of Nuclear Materials",
issn = "0022-3115",
publisher = "Elsevier",

}

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TY - JOUR

T1 - Monitoring the Temperature of Reactor Experiments using Radiation-induced Swelling in SiC

AU - Goussarov, Andrei

AU - Davis, Kurt L.

AU - Vande Pitte, Jonas

AU - Heidrich, Brenden J.

AU - Uytdenhouwen, Inge

AU - Van Dyck, Steven

N1 - Score=10

PY - 2020/12/15

Y1 - 2020/12/15

N2 - Temperature monitoring of reactor experiments is an important quality requirement. High-purity silicon carbide (SiC) can be used to provide such data through post-irradiation material analysis. This method stems from radiation defect concentrations’ dependence on irradiation temperature. Irradiation temperature can be determined by measuring irradiation-induced property changes, for example lattice spacing distribution, dimensions, electrical resistivity, etc.—after isochronal annealing. Such methods are time-consuming, since multiple steps must be performed in a serial manner. We investigated the possibility of using an alternative method that does not require multiple heat treatments. Instead, peak irradiation temperature is determined by a calibration curve comparing pre- and post-irradiation sample dimensions. The experimental results demonstrate the feasibility of this approach in the irradiation conditions described below. This approach can also be used to measuring changes in other properties mentioned above

AB - Temperature monitoring of reactor experiments is an important quality requirement. High-purity silicon carbide (SiC) can be used to provide such data through post-irradiation material analysis. This method stems from radiation defect concentrations’ dependence on irradiation temperature. Irradiation temperature can be determined by measuring irradiation-induced property changes, for example lattice spacing distribution, dimensions, electrical resistivity, etc.—after isochronal annealing. Such methods are time-consuming, since multiple steps must be performed in a serial manner. We investigated the possibility of using an alternative method that does not require multiple heat treatments. Instead, peak irradiation temperature is determined by a calibration curve comparing pre- and post-irradiation sample dimensions. The experimental results demonstrate the feasibility of this approach in the irradiation conditions described below. This approach can also be used to measuring changes in other properties mentioned above

KW - SiC

KW - BR2

KW - temperate monitor

KW - Neutron irradiation testing

KW - Radiation defects

UR - https://ecm.sckcen.be/OTCS/llisapi.dll/open/41677095

U2 - 10.1016/j.jnucmat.2020.152535

DO - 10.1016/j.jnucmat.2020.152535

M3 - Article

VL - 542

SP - 1

EP - 7

JO - Journal of Nuclear Materials

JF - Journal of Nuclear Materials

SN - 0022-3115

M1 - 152535

ER -

ID: 6987509