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Errors in the simultaneous determination of a series of atmospheric minor gases from ground-based measurements of thermal IR radiation. / Virolainen, Ya A.; Polyakov, A. V.; Timofeev, Yu M.

в: Izvestiya - Atmospheric and Ocean Physics, Том 35, № 2, 01.03.1999, стр. 195-200.

Результаты исследований: Научные публикации в периодических изданияхстатьяРецензирование

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@article{6ece214e0e994f45ade9ebf2a249d506,
title = "Errors in the simultaneous determination of a series of atmospheric minor gases from ground-based measurements of thermal IR radiation",
abstract = "A method is studied for simultaneously determining the vertical profiles of a series of atmospheric minor gases (H2O, O3, N2O, CH4, CFC-11, CFC-12, and CO) on the basis of ground-based measurements of downward thermal radiation in the range from 3 to 17 μm with a spectral resolution of 0.4 cm-1. It is shown that the measurements performed under clear-sky conditions make it possible to determine the total contents of minor gases with errors from 1-2% (for H2O) to 11.5% (for CO). Spectral measurements of downward radiation can also be used to determine gas contents within several atmospheric layers. The corresponding errors in gas content determination are as follows: 1.5-2.5 and 8.5-14.5% for water content in the lower and middle troposphere, respectively; 5-7 and 3-5% for ozone in the troposphere and stratosphere, respectively; and 4-9% for methane in the boundary layer and free atmosphere. For the atmosphere of a low water content, a spectralangular measurement scheme makes it possible to reduce the errors in the total content of chlorofluorocarbons to 3.7 and 4.4% for CFC-11 and CFC-12, respectively.",
author = "Virolainen, {Ya A.} and Polyakov, {A. V.} and Timofeev, {Yu M.}",
year = "1999",
month = mar,
day = "1",
language = "English",
volume = "35",
pages = "195--200",
journal = "Izvestiya - Atmospheric and Oceanic Physics",
issn = "0001-4338",
publisher = "МАИК {"}Наука/Интерпериодика{"}",
number = "2",

}

RIS

TY - JOUR

T1 - Errors in the simultaneous determination of a series of atmospheric minor gases from ground-based measurements of thermal IR radiation

AU - Virolainen, Ya A.

AU - Polyakov, A. V.

AU - Timofeev, Yu M.

PY - 1999/3/1

Y1 - 1999/3/1

N2 - A method is studied for simultaneously determining the vertical profiles of a series of atmospheric minor gases (H2O, O3, N2O, CH4, CFC-11, CFC-12, and CO) on the basis of ground-based measurements of downward thermal radiation in the range from 3 to 17 μm with a spectral resolution of 0.4 cm-1. It is shown that the measurements performed under clear-sky conditions make it possible to determine the total contents of minor gases with errors from 1-2% (for H2O) to 11.5% (for CO). Spectral measurements of downward radiation can also be used to determine gas contents within several atmospheric layers. The corresponding errors in gas content determination are as follows: 1.5-2.5 and 8.5-14.5% for water content in the lower and middle troposphere, respectively; 5-7 and 3-5% for ozone in the troposphere and stratosphere, respectively; and 4-9% for methane in the boundary layer and free atmosphere. For the atmosphere of a low water content, a spectralangular measurement scheme makes it possible to reduce the errors in the total content of chlorofluorocarbons to 3.7 and 4.4% for CFC-11 and CFC-12, respectively.

AB - A method is studied for simultaneously determining the vertical profiles of a series of atmospheric minor gases (H2O, O3, N2O, CH4, CFC-11, CFC-12, and CO) on the basis of ground-based measurements of downward thermal radiation in the range from 3 to 17 μm with a spectral resolution of 0.4 cm-1. It is shown that the measurements performed under clear-sky conditions make it possible to determine the total contents of minor gases with errors from 1-2% (for H2O) to 11.5% (for CO). Spectral measurements of downward radiation can also be used to determine gas contents within several atmospheric layers. The corresponding errors in gas content determination are as follows: 1.5-2.5 and 8.5-14.5% for water content in the lower and middle troposphere, respectively; 5-7 and 3-5% for ozone in the troposphere and stratosphere, respectively; and 4-9% for methane in the boundary layer and free atmosphere. For the atmosphere of a low water content, a spectralangular measurement scheme makes it possible to reduce the errors in the total content of chlorofluorocarbons to 3.7 and 4.4% for CFC-11 and CFC-12, respectively.

UR - http://www.scopus.com/inward/record.url?scp=0032771173&partnerID=8YFLogxK

M3 - Article

AN - SCOPUS:0032771173

VL - 35

SP - 195

EP - 200

JO - Izvestiya - Atmospheric and Oceanic Physics

JF - Izvestiya - Atmospheric and Oceanic Physics

SN - 0001-4338

IS - 2

ER -

ID: 36157400