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  • Thermal conductivity of non-stoichiometric Li2TiO3

    Rights statement: This is the author’s version of a work that was accepted for publication in Journal of Nuclear Materials. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and other quality control mechanisms may not be reflected in this document. Changes may have been made to this work since it was submitted for publication. A definitive version was subsequently published in Journal of Nuclear Materials, 572, 2022 DOI: 10.1016/j.jnucmat.2022.154037

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Thermal conductivity of non-stoichiometric Li 2 TiO 3

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Thermal conductivity of non-stoichiometric Li 2 TiO 3. / Sanjeev, Megha; Gilbert, Mark R.; Murphy, Samuel T.
In: Journal of Nuclear Materials, Vol. 572, 154037, 15.12.2022.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

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Sanjeev M, Gilbert MR, Murphy ST. Thermal conductivity of non-stoichiometric Li 2 TiO 3. Journal of Nuclear Materials. 2022 Dec 15;572:154037. Epub 2022 Sept 28. doi: 10.1016/j.jnucmat.2022.154037

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Sanjeev, Megha ; Gilbert, Mark R. ; Murphy, Samuel T. / Thermal conductivity of non-stoichiometric Li 2 TiO 3. In: Journal of Nuclear Materials. 2022 ; Vol. 572.

Bibtex

@article{0a7dd27fc42b407a94c554aa5409b0b1,
title = "Thermal conductivity of non-stoichiometric Li 2 TiO 3",
abstract = "The transfer of heat through the breeder region of a future fusion reactor is a key component of its thermal efficiency. Development of advanced ceramic breeder materials based on Li 2TiO 3 seek to exploit its ability to accommodate significant non-stoichiometry, however, it is not clear how deviations for the 50:50 mix of Li 2O and TiO 2 will affect key properties of the material, including the thermal conductivity. Therefore, in this work molecular dynamics simulations are employed to examine how the thermal conductivity of Li 2TiO 3 changes with stoichiometry. The results suggest that while there is a significant decrease in the thermal conductivity at room temperature, at higher temperatures the impact of deviations from stoichiometry is limited. ",
author = "Megha Sanjeev and Gilbert, {Mark R.} and Murphy, {Samuel T.}",
note = "This is the author{\textquoteright}s version of a work that was accepted for publication in Journal of Nuclear Materials. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and other quality control mechanisms may not be reflected in this document. Changes may have been made to this work since it was submitted for publication. A definitive version was subsequently published in Journal of Nuclear Materials, 572, 2022 DOI: 10.1016/j.jnucmat.2022.154037",
year = "2022",
month = dec,
day = "15",
doi = "10.1016/j.jnucmat.2022.154037",
language = "English",
volume = "572",
journal = "Journal of Nuclear Materials",
issn = "0022-3115",
publisher = "Elsevier Science B.V.",

}

RIS

TY - JOUR

T1 - Thermal conductivity of non-stoichiometric Li 2 TiO 3

AU - Sanjeev, Megha

AU - Gilbert, Mark R.

AU - Murphy, Samuel T.

N1 - This is the author’s version of a work that was accepted for publication in Journal of Nuclear Materials. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and other quality control mechanisms may not be reflected in this document. Changes may have been made to this work since it was submitted for publication. A definitive version was subsequently published in Journal of Nuclear Materials, 572, 2022 DOI: 10.1016/j.jnucmat.2022.154037

PY - 2022/12/15

Y1 - 2022/12/15

N2 - The transfer of heat through the breeder region of a future fusion reactor is a key component of its thermal efficiency. Development of advanced ceramic breeder materials based on Li 2TiO 3 seek to exploit its ability to accommodate significant non-stoichiometry, however, it is not clear how deviations for the 50:50 mix of Li 2O and TiO 2 will affect key properties of the material, including the thermal conductivity. Therefore, in this work molecular dynamics simulations are employed to examine how the thermal conductivity of Li 2TiO 3 changes with stoichiometry. The results suggest that while there is a significant decrease in the thermal conductivity at room temperature, at higher temperatures the impact of deviations from stoichiometry is limited.

AB - The transfer of heat through the breeder region of a future fusion reactor is a key component of its thermal efficiency. Development of advanced ceramic breeder materials based on Li 2TiO 3 seek to exploit its ability to accommodate significant non-stoichiometry, however, it is not clear how deviations for the 50:50 mix of Li 2O and TiO 2 will affect key properties of the material, including the thermal conductivity. Therefore, in this work molecular dynamics simulations are employed to examine how the thermal conductivity of Li 2TiO 3 changes with stoichiometry. The results suggest that while there is a significant decrease in the thermal conductivity at room temperature, at higher temperatures the impact of deviations from stoichiometry is limited.

U2 - 10.1016/j.jnucmat.2022.154037

DO - 10.1016/j.jnucmat.2022.154037

M3 - Journal article

VL - 572

JO - Journal of Nuclear Materials

JF - Journal of Nuclear Materials

SN - 0022-3115

M1 - 154037

ER -