Zobrazeno 1 - 10
of 36
pro vyhledávání: '"J B Burkholder"'
Publikováno v:
Atmospheric Measurement Techniques, Vol 17, Pp 6865-6873 (2024)
The toxic reduced nitrogen compound methyl isocyanate (CH3NCO, MIC) has been reported as present in wildfire and biomass burning emissions, agricultural fumigation plumes, and indoor air. Its isomer, hydroxyacetonitrile (HOCH2CN, glycolonitrile, or H
Externí odkaz:
https://doaj.org/article/68fc7b1c983840a9a714c96b1288ab05
Autor:
M. K. Vollmer, F. Bernard, B. Mitrevski, L. P. Steele, C. M. Trudinger, S. Reimann, R. L. Langenfelds, P. B. Krummel, P. J. Fraser, D. M. Etheridge, M. A. J. Curran, J. B. Burkholder
Publikováno v:
Atmospheric Chemistry and Physics, Vol 19, Pp 3481-3492 (2019)
The first atmospheric observations of octafluorooxolane (octafluorotetrahydrofuran, c-C4F8O), a persistent greenhouse gas, are reported. In addition, a complementary laboratory study of its most likely atmospheric loss processes, its infrared absorpt
Externí odkaz:
https://doaj.org/article/fdcacdee6d014cf386b1ae68baa69840
Publikováno v:
Atmospheric Chemistry and Physics, Vol 18, Pp 6317-6330 (2018)
Hydrochlorofluorocarbons (HCFCs) are ozone depleting substances and potent greenhouse gases that are controlled under the Montreal Protocol. However, the majority of the 274 HCFCs included in Annex C of the protocol do not have reported global war
Externí odkaz:
https://doaj.org/article/f31bc58b246e41e1b670c3166ce8060c
Publikováno v:
Atmospheric Chemistry and Physics, Vol 16, Pp 8043-8052 (2016)
The potential impact of CCl2FCF3 (CFC-114a) and the recently observed CCl2FCCl2F (CFC-112), CCl3CClF2 (CFC-112a), and CCl3CF3 (CFC-113a) chlorofluorocarbons (CFCs) on stratospheric ozone and climate is presently not well characterized. In this st
Externí odkaz:
https://doaj.org/article/13a4fb8699bb4d86a6e6f345e069be77
Publikováno v:
Atmospheric Chemistry and Physics, Vol 14, Iss 6, Pp 3017-3025 (2014)
CHBr3 (bromoform) is a short-lived atmospheric trace compound that is primarily of natural origin and is a source of reactive bromine in both the troposphere and stratosphere. Estimating the overall atmospheric impact of CHBr3 and its transport to th
Externí odkaz:
https://doaj.org/article/bc2abf46b70245769cce792af47cbdfc
Publikováno v:
Atmospheric Chemistry and Physics, Vol 12, Iss 23, Pp 11753-11764 (2012)
The contribution of atmospherically persistent (long-lived) greenhouse gases to the radiative forcing of Earth has increased over the past several decades. The impact of highly fluorinated, saturated compounds, in particular perfluorinated compounds,
Externí odkaz:
https://doaj.org/article/bee2ec50cf2f40b5a37d4f2982af4f46
Publikováno v:
Atmospheric Chemistry and Physics, Vol 12, Iss 16, Pp 7635-7645 (2012)
Global emission estimates based on new atmospheric observations are presented for the acylic high molecular weight perfluorocarbons (PFCs): decafluorobutane (C4F10), dodecafluoropentane (C5F12), tetradecafluorohexane (C6F14), hexadecafluoroheptane (C
Externí odkaz:
https://doaj.org/article/8323afd0bc5c4cfd926b0d63dcc3a3e4
Publikováno v:
Atmospheric Chemistry and Physics, Vol 11, Iss 21, Pp 10837-10851 (2011)
Rate coefficients, k, for the gas-phase reaction of CH3COCHO (methylglyoxal) with the OH and NO3 radicals and (CHO)2 (glyoxal) with the NO3 radical are reported. Rate coefficients for the OH + CH3COCHO (k1) reaction were measured under pseudo-first-o
Externí odkaz:
https://doaj.org/article/4b11bb14e6f940979fc1df05f668318b
Autor:
J. B. Burkholder, M. E. Davis
Publikováno v:
Atmospheric Chemistry and Physics, Vol 11, Iss 7, Pp 3347-3358 (2011)
Rate coefficients, k, for the gas-phase reaction of the OH radical with (Z)-3-hexen-1-ol (Z)-CH3CH2CH = CHCH2CH2OH) (k1), 1-penten-3-ol (CH3CH2CH(OH)CH = CH2) (k2), (E)-2-penten-1-ol ((E)-CH3CH2CH = CHCH2OH) (k3), and (E)-2-hexen-1-ol ((E)-CH3CH2CH2C
Externí odkaz:
https://doaj.org/article/c6318f4d7e044d7a809ae28a57a0d2f2
Publikováno v:
Atmospheric Measurement Techniques, Vol 4, Iss 2, Pp 289-296 (2011)
Chilled mirror hygrometers (CMH) are widely used to measure water vapour in the troposphere and lower stratosphere from balloon-borne sondes. Systematic discrepancies among in situ water vapour instruments have been observed at low water vapour mixin
Externí odkaz:
https://doaj.org/article/4c13aaf4eeab40d58ff13e7257c85d9f