Matches in SemOpenAlex for { <https://semopenalex.org/work/W4245045674> ?p ?o ?g. }
- W4245045674 abstract "Abstract. Peroxyacetyl nitrate (PAN) formed in the atmospheric oxidation of non-methane volatile organic compounds (NMVOCs), is the principal tropospheric reservoir for nitrogen oxide radicals (NOx = NO + NO2). PAN enables the transport and release of NOx to the remote troposphere with major implications for the global distributions of ozone and OH, the main tropospheric oxidants. Simulation of PAN is a challenge for global models because of the dependence of PAN on vertical transport as well as complex and uncertain NMVOC sources and chemistry. Here we use an improved representation of NMVOCs in a global 3-D chemical transport model (GEOS-Chem) and show that it can simulate PAN observations from aircraft campaigns worldwide. The immediate carbonyl precursors for PAN formation include acetaldehyde (44% of the global source), methylglyoxal (30%), acetone (7%), and a suite of other isoprene and terpene oxidation products (19%). A diversity of NMVOC emissions is responsible for PAN formation globally including isoprene (37%) and alkanes (14%). Anthropogenic sources are dominant in the extratropical Northern Hemisphere outside the growing season. Open fires appear to play little role except at high northern latitudes in spring, although results are very sensitive to plume chemistry and plume rise. Lightning NOx is the dominant contributor to the observed PAN maximum in the free troposphere over the South Atlantic." @default.
- W4245045674 created "2022-05-12" @default.
- W4245045674 creator A5002001444 @default.
- W4245045674 creator A5002309504 @default.
- W4245045674 creator A5011740304 @default.
- W4245045674 creator A5016884073 @default.
- W4245045674 creator A5021991006 @default.
- W4245045674 creator A5025681461 @default.
- W4245045674 creator A5059243092 @default.
- W4245045674 creator A5059443648 @default.
- W4245045674 creator A5073942337 @default.
- W4245045674 creator A5074731380 @default.
- W4245045674 creator A5083632905 @default.
- W4245045674 creator A5086746430 @default.
- W4245045674 creator A5090638918 @default.
- W4245045674 date "2013-10-15" @default.
- W4245045674 modified "2023-10-02" @default.
- W4245045674 title "Atmospheric peroxyacetyl nitrate (PAN): a global budget and source attribution" @default.
- W4245045674 cites W1492504231 @default.
- W4245045674 cites W149739115 @default.
- W4245045674 cites W1536591323 @default.
- W4245045674 cites W1538420755 @default.
- W4245045674 cites W1616894632 @default.
- W4245045674 cites W1629558392 @default.
- W4245045674 cites W1714655130 @default.
- W4245045674 cites W1862105058 @default.
- W4245045674 cites W1952525616 @default.
- W4245045674 cites W1965057631 @default.
- W4245045674 cites W1967445278 @default.
- W4245045674 cites W1967751588 @default.
- W4245045674 cites W1970815412 @default.
- W4245045674 cites W1972353069 @default.
- W4245045674 cites W1973813137 @default.
- W4245045674 cites W1974706428 @default.
- W4245045674 cites W1976887766 @default.
- W4245045674 cites W1979393401 @default.
- W4245045674 cites W1979738153 @default.
- W4245045674 cites W1982440187 @default.
- W4245045674 cites W1985794946 @default.
- W4245045674 cites W1986243311 @default.
- W4245045674 cites W1988459714 @default.
- W4245045674 cites W1989344025 @default.
- W4245045674 cites W1993945141 @default.
- W4245045674 cites W2001172139 @default.
- W4245045674 cites W2001589129 @default.
- W4245045674 cites W2001933662 @default.
- W4245045674 cites W2002015697 @default.
- W4245045674 cites W2002570697 @default.
- W4245045674 cites W2003207832 @default.
- W4245045674 cites W2005341036 @default.
- W4245045674 cites W2008547059 @default.
- W4245045674 cites W2008984256 @default.
- W4245045674 cites W2014944097 @default.
- W4245045674 cites W2015682346 @default.
- W4245045674 cites W2015719189 @default.
- W4245045674 cites W2017570302 @default.
- W4245045674 cites W2021680120 @default.
- W4245045674 cites W2022768994 @default.
- W4245045674 cites W2022847557 @default.
- W4245045674 cites W2024421777 @default.
- W4245045674 cites W2027593914 @default.
- W4245045674 cites W2028771278 @default.
- W4245045674 cites W2029030092 @default.
- W4245045674 cites W2033170862 @default.
- W4245045674 cites W2034535235 @default.
- W4245045674 cites W2034603245 @default.
- W4245045674 cites W2038125350 @default.
- W4245045674 cites W2038582957 @default.
- W4245045674 cites W2039195486 @default.
- W4245045674 cites W2040264651 @default.
- W4245045674 cites W2044160173 @default.
- W4245045674 cites W2048335400 @default.
- W4245045674 cites W2048573131 @default.
- W4245045674 cites W2049092270 @default.
- W4245045674 cites W2051518297 @default.
- W4245045674 cites W2052164035 @default.
- W4245045674 cites W2054895630 @default.
- W4245045674 cites W2056674448 @default.
- W4245045674 cites W2058652676 @default.
- W4245045674 cites W2060099636 @default.
- W4245045674 cites W2060435801 @default.
- W4245045674 cites W2060447201 @default.
- W4245045674 cites W2062650039 @default.
- W4245045674 cites W2063774097 @default.
- W4245045674 cites W2064027571 @default.
- W4245045674 cites W2066674868 @default.
- W4245045674 cites W2066887109 @default.
- W4245045674 cites W2066958112 @default.
- W4245045674 cites W2068046367 @default.
- W4245045674 cites W2069602227 @default.
- W4245045674 cites W2073593565 @default.
- W4245045674 cites W2074006734 @default.
- W4245045674 cites W2074946225 @default.
- W4245045674 cites W2075225653 @default.
- W4245045674 cites W2077759781 @default.
- W4245045674 cites W2078809300 @default.
- W4245045674 cites W2079629779 @default.
- W4245045674 cites W2082678423 @default.
- W4245045674 cites W2084099103 @default.
- W4245045674 cites W2086066067 @default.