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Electrotransport and thermal properties of tetrabutylammonium hydrogen sulfate. / Ponomareva, Valentina G.; Bagryantseva, Irina N.; Uvarov, Nikolay F.

In: Ionics, Vol. 27, No. 5, 05.2021, p. 2067-2071.

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Ponomareva VG, Bagryantseva IN, Uvarov NF. Electrotransport and thermal properties of tetrabutylammonium hydrogen sulfate. Ionics. 2021 May;27(5):2067-2071. doi: 10.1007/s11581-021-03979-1

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@article{8aa3bfc6208145308ace5baec7e12fe8,
title = "Electrotransport and thermal properties of tetrabutylammonium hydrogen sulfate",
abstract = "The thermal properties and conductivity of quaternary ammonium compound Bu4NHSO4 were firstly investigated. Tetrabutylammonium hydrogen sulfate is thermally stable up to 260 °C, followed by slow decomposition. It was shown that the enthalpy of Bu4NHSO4 melting is −48.4 J/g. The conductivity of Bu4NHSO4 changes in a wide range: from 10−8 S/cm at 60 °C to 10−2 S/cm in the melt. The conductivity of the melt (165–180 °C) is higher than 10−2 S/cm with activation energy of conductivity 0.5 eV, while activation energy at lower temperatures (50–125 °C) is equal to 0.8 eV. The most important factors affecting the conductivity of the compound are structural characteristics, the nature of the bonding of sulfate tetrahedra, and the energy of hydrogen bonds. The crystal structure of Bu4NHSO4 consists of sulfate tetrahedra pairwise linked into isolated dimers by strong hydrogen bonds with significant distances for proton transfer. It hinders the formation of conductivity pathways.",
keywords = "Conductivity, Quaternary ammonium compounds, Tetrabutylammonium hydrogen sulfate",
author = "Ponomareva, {Valentina G.} and Bagryantseva, {Irina N.} and Uvarov, {Nikolay F.}",
note = "Funding Information: This work was supported by Russian Science Foundation grant №20-13-00302. Publisher Copyright: {\textcopyright} 2021, The Author(s), under exclusive licence to Springer-Verlag GmbH, DE part of Springer Nature. Copyright: Copyright 2021 Elsevier B.V., All rights reserved.",
year = "2021",
month = may,
doi = "10.1007/s11581-021-03979-1",
language = "English",
volume = "27",
pages = "2067--2071",
journal = "Ionics",
issn = "0947-7047",
publisher = "Institute for Ionics",
number = "5",

}

RIS

TY - JOUR

T1 - Electrotransport and thermal properties of tetrabutylammonium hydrogen sulfate

AU - Ponomareva, Valentina G.

AU - Bagryantseva, Irina N.

AU - Uvarov, Nikolay F.

N1 - Funding Information: This work was supported by Russian Science Foundation grant №20-13-00302. Publisher Copyright: © 2021, The Author(s), under exclusive licence to Springer-Verlag GmbH, DE part of Springer Nature. Copyright: Copyright 2021 Elsevier B.V., All rights reserved.

PY - 2021/5

Y1 - 2021/5

N2 - The thermal properties and conductivity of quaternary ammonium compound Bu4NHSO4 were firstly investigated. Tetrabutylammonium hydrogen sulfate is thermally stable up to 260 °C, followed by slow decomposition. It was shown that the enthalpy of Bu4NHSO4 melting is −48.4 J/g. The conductivity of Bu4NHSO4 changes in a wide range: from 10−8 S/cm at 60 °C to 10−2 S/cm in the melt. The conductivity of the melt (165–180 °C) is higher than 10−2 S/cm with activation energy of conductivity 0.5 eV, while activation energy at lower temperatures (50–125 °C) is equal to 0.8 eV. The most important factors affecting the conductivity of the compound are structural characteristics, the nature of the bonding of sulfate tetrahedra, and the energy of hydrogen bonds. The crystal structure of Bu4NHSO4 consists of sulfate tetrahedra pairwise linked into isolated dimers by strong hydrogen bonds with significant distances for proton transfer. It hinders the formation of conductivity pathways.

AB - The thermal properties and conductivity of quaternary ammonium compound Bu4NHSO4 were firstly investigated. Tetrabutylammonium hydrogen sulfate is thermally stable up to 260 °C, followed by slow decomposition. It was shown that the enthalpy of Bu4NHSO4 melting is −48.4 J/g. The conductivity of Bu4NHSO4 changes in a wide range: from 10−8 S/cm at 60 °C to 10−2 S/cm in the melt. The conductivity of the melt (165–180 °C) is higher than 10−2 S/cm with activation energy of conductivity 0.5 eV, while activation energy at lower temperatures (50–125 °C) is equal to 0.8 eV. The most important factors affecting the conductivity of the compound are structural characteristics, the nature of the bonding of sulfate tetrahedra, and the energy of hydrogen bonds. The crystal structure of Bu4NHSO4 consists of sulfate tetrahedra pairwise linked into isolated dimers by strong hydrogen bonds with significant distances for proton transfer. It hinders the formation of conductivity pathways.

KW - Conductivity

KW - Quaternary ammonium compounds

KW - Tetrabutylammonium hydrogen sulfate

UR - http://www.scopus.com/inward/record.url?scp=85102048722&partnerID=8YFLogxK

U2 - 10.1007/s11581-021-03979-1

DO - 10.1007/s11581-021-03979-1

M3 - Article

AN - SCOPUS:85102048722

VL - 27

SP - 2067

EP - 2071

JO - Ionics

JF - Ionics

SN - 0947-7047

IS - 5

ER -

ID: 28073246