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Acceleration of ion recombination reaction rates in cold dark clouds through spontaneous polarization charge on CO ice mantles

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Acceleration of ion recombination reaction rates in cold dark clouds through spontaneous polarization charge on CO ice mantles. / Cassidy, Andrew; Rosu-Finsen, Alexander; Lasne, Jérôme; McCoustra, Martin R. S.; Field, David.

I: Proceedings of the International Astronomical Union, Bind 15, Nr. S350, 2020, s. 390-391.

Publikation: Bidrag til tidsskrift/Konferencebidrag i tidsskrift /Bidrag til avisKonferenceabstrakt i tidsskriftForskningpeer review

Harvard

Cassidy, A, Rosu-Finsen, A, Lasne, J, McCoustra, MRS & Field, D 2020, 'Acceleration of ion recombination reaction rates in cold dark clouds through spontaneous polarization charge on CO ice mantles', Proceedings of the International Astronomical Union, bind 15, nr. S350, s. 390-391. https://doi.org/10.1017/S1743921319009281

APA

Cassidy, A., Rosu-Finsen, A., Lasne, J., McCoustra, M. R. S., & Field, D. (2020). Acceleration of ion recombination reaction rates in cold dark clouds through spontaneous polarization charge on CO ice mantles. Proceedings of the International Astronomical Union, 15(S350), 390-391. https://doi.org/10.1017/S1743921319009281

CBE

MLA

Vancouver

Author

Cassidy, Andrew ; Rosu-Finsen, Alexander ; Lasne, Jérôme ; McCoustra, Martin R. S. ; Field, David. / Acceleration of ion recombination reaction rates in cold dark clouds through spontaneous polarization charge on CO ice mantles. I: Proceedings of the International Astronomical Union. 2020 ; Bind 15, Nr. S350. s. 390-391.

Bibtex

@article{44ea0a84fc944f499b4653b2917f5e88,
title = "Acceleration of ion recombination reaction rates in cold dark clouds through spontaneous polarization charge on CO ice mantles",
abstract = "We propose a role for CO ice mantles in ion recombination reactions, and demonstrate how the subsequent fall in the degree of gas phase ionization decreases the time required for cloud collapse under gravity by a factor of 5-6. Experimental results demonstrate that CO films prepared at cryo-temperatures spontaneously harbour electric fields immediately upon growth. Using what is known from observations about prestellar cloud conditions in the ISM, we explain how this phenomenon can lead to an acceleration in ion recombination reaction rates. The result is a pathway for cloud collapse to occur before cloud disruption by supernova remnants.",
keywords = "Star formation, spontelectrics",
author = "Andrew Cassidy and Alexander Rosu-Finsen and J{\'e}r{\^o}me Lasne and McCoustra, {Martin R. S.} and David Field",
year = "2020",
doi = "10.1017/S1743921319009281",
language = "English",
volume = "15",
pages = "390--391",
journal = "Proceedings of the International Astronomical Union",
issn = "1743-9213",
publisher = "Cambridge University Press",
number = "S350",

}

RIS

TY - ABST

T1 - Acceleration of ion recombination reaction rates in cold dark clouds through spontaneous polarization charge on CO ice mantles

AU - Cassidy, Andrew

AU - Rosu-Finsen, Alexander

AU - Lasne, Jérôme

AU - McCoustra, Martin R. S.

AU - Field, David

PY - 2020

Y1 - 2020

N2 - We propose a role for CO ice mantles in ion recombination reactions, and demonstrate how the subsequent fall in the degree of gas phase ionization decreases the time required for cloud collapse under gravity by a factor of 5-6. Experimental results demonstrate that CO films prepared at cryo-temperatures spontaneously harbour electric fields immediately upon growth. Using what is known from observations about prestellar cloud conditions in the ISM, we explain how this phenomenon can lead to an acceleration in ion recombination reaction rates. The result is a pathway for cloud collapse to occur before cloud disruption by supernova remnants.

AB - We propose a role for CO ice mantles in ion recombination reactions, and demonstrate how the subsequent fall in the degree of gas phase ionization decreases the time required for cloud collapse under gravity by a factor of 5-6. Experimental results demonstrate that CO films prepared at cryo-temperatures spontaneously harbour electric fields immediately upon growth. Using what is known from observations about prestellar cloud conditions in the ISM, we explain how this phenomenon can lead to an acceleration in ion recombination reaction rates. The result is a pathway for cloud collapse to occur before cloud disruption by supernova remnants.

KW - Star formation, spontelectrics

U2 - 10.1017/S1743921319009281

DO - 10.1017/S1743921319009281

M3 - Conference abstract in journal

VL - 15

SP - 390

EP - 391

JO - Proceedings of the International Astronomical Union

JF - Proceedings of the International Astronomical Union

SN - 1743-9213

IS - S350

ER -