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Measurement of the rate constant for quenching CO2(0110) by atomic oxygen at low temperatures : Reassessment of the rate of cooling by the CO2 15-μm emission in the lower thermosphere. / Khvorostovskaya, L. E.; Potekhin, I. Yu; Shved, G. M.; Ogibalov, V. P.; Uzyukova, T. V.

In: Izvestiya - Atmospheric and Ocean Physics, Vol. 38, No. 5, 01.09.2002, p. 613-624.

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Khvorostovskaya, L. E. ; Potekhin, I. Yu ; Shved, G. M. ; Ogibalov, V. P. ; Uzyukova, T. V. / Measurement of the rate constant for quenching CO2(0110) by atomic oxygen at low temperatures : Reassessment of the rate of cooling by the CO2 15-μm emission in the lower thermosphere. In: Izvestiya - Atmospheric and Ocean Physics. 2002 ; Vol. 38, No. 5. pp. 613-624.

BibTeX

@article{afd99bda91c94c8484f4080502029372,
title = "Measurement of the rate constant for quenching CO2(0110) by atomic oxygen at low temperatures: Reassessment of the rate of cooling by the CO2 15-μm emission in the lower thermosphere",
abstract = "The paper presents the first laboratory measurement of the rate constant for quenching the CO2 (0110) state during collisions of CO2 molecules with O atoms at temperatures realized near the Earth's mesopause. The measurement was carried out with a hollow-cathode glow discharge in the temperature range 206-358 K. The measured values are significantly smaller than those commonly used in solving the non-LTE CO2 problem for the vibrational states of the mode V2 in the atmospheres of the Earth, Venus, and Mars. The measured temperature dependence of the rate constant is approximated by a simple relation, which is recommended for solving the above problem. The use of the new rate-constant values significantly decreased the rate of cooling by the CO2 15-μm emission in the terrestrial lower thermosphere as compared to the previous estimates obtained for this rate. Over the most area of the Earth's surface, the maximum cooling rate occurs at an altitude of about 110 km and amounts to about 20 K/day.",
author = "Khvorostovskaya, {L. E.} and Potekhin, {I. Yu} and Shved, {G. M.} and Ogibalov, {V. P.} and Uzyukova, {T. V.}",
year = "2002",
month = sep,
day = "1",
language = "English",
volume = "38",
pages = "613--624",
journal = "Izvestiya, Atmospheric and Oceanic Physics",
issn = "0001-4338",
publisher = "МАИК {"}Наука/Интерпериодика{"}",
number = "5",

}

RIS

TY - JOUR

T1 - Measurement of the rate constant for quenching CO2(0110) by atomic oxygen at low temperatures

T2 - Reassessment of the rate of cooling by the CO2 15-μm emission in the lower thermosphere

AU - Khvorostovskaya, L. E.

AU - Potekhin, I. Yu

AU - Shved, G. M.

AU - Ogibalov, V. P.

AU - Uzyukova, T. V.

PY - 2002/9/1

Y1 - 2002/9/1

N2 - The paper presents the first laboratory measurement of the rate constant for quenching the CO2 (0110) state during collisions of CO2 molecules with O atoms at temperatures realized near the Earth's mesopause. The measurement was carried out with a hollow-cathode glow discharge in the temperature range 206-358 K. The measured values are significantly smaller than those commonly used in solving the non-LTE CO2 problem for the vibrational states of the mode V2 in the atmospheres of the Earth, Venus, and Mars. The measured temperature dependence of the rate constant is approximated by a simple relation, which is recommended for solving the above problem. The use of the new rate-constant values significantly decreased the rate of cooling by the CO2 15-μm emission in the terrestrial lower thermosphere as compared to the previous estimates obtained for this rate. Over the most area of the Earth's surface, the maximum cooling rate occurs at an altitude of about 110 km and amounts to about 20 K/day.

AB - The paper presents the first laboratory measurement of the rate constant for quenching the CO2 (0110) state during collisions of CO2 molecules with O atoms at temperatures realized near the Earth's mesopause. The measurement was carried out with a hollow-cathode glow discharge in the temperature range 206-358 K. The measured values are significantly smaller than those commonly used in solving the non-LTE CO2 problem for the vibrational states of the mode V2 in the atmospheres of the Earth, Venus, and Mars. The measured temperature dependence of the rate constant is approximated by a simple relation, which is recommended for solving the above problem. The use of the new rate-constant values significantly decreased the rate of cooling by the CO2 15-μm emission in the terrestrial lower thermosphere as compared to the previous estimates obtained for this rate. Over the most area of the Earth's surface, the maximum cooling rate occurs at an altitude of about 110 km and amounts to about 20 K/day.

UR - http://www.scopus.com/inward/record.url?scp=0036754705&partnerID=8YFLogxK

M3 - Article

AN - SCOPUS:0036754705

VL - 38

SP - 613

EP - 624

JO - Izvestiya, Atmospheric and Oceanic Physics

JF - Izvestiya, Atmospheric and Oceanic Physics

SN - 0001-4338

IS - 5

ER -

ID: 39862384