搜索结果: 1-15 共查到“大气化学 hydrocarbons”相关记录15条 . 查询时间(0.103 秒)
Characterization of non-methane hydrocarbons in Asian summer monsoon outflow observed by the CARIBIC aircraft
non-methane hydrocarbons Asian summer monsoon the CARIBIC aircraft
2011/1/20
Between April and December 2008 the CARIBIC commercial aircraft conducted monthly measurement flights between Frankfurt, Germany and Chennai, India. These flights covered the period of the Asian summe...
Observations of elevated formaldehyde over a forest canopy suggest missing sources from rapid oxidation of arboreal hydrocarbons
elevated formaldehyde a forest canopy suggest rapid oxidation arboreal hydrocarbons
2010/9/21
To better understand the processing of biogenic VOCs (BVOCs) in the pine forests of the US Sierra Nevada, we measured HCHO at Blodgett Research Station using Quantum Cascade Laser Spectroscopy (QCLS) ...
Multi-year (2004–2008) record of nonmethane hydrocarbons and halocarbons in New England: seasonal variations and regional sources
nonmethane hydrocarbons halocarbons New England seasonal variations regional sources
2010/8/13
Multi-year time series records of C2-C6 alkanes, C2-C4 alkenes, ethyne, isoprene, C6-C8 aromatics, trichloroethene (C2HCl3), and tetrachloroethene (C2Cl4) from canister samples collected during Januar...
Kinetic double-layer model of aerosol surface chemistry and gas-particle interactions (K2-SURF): Degradation of polycyclic aromatic hydrocarbons exposed to O3, NO2, H2O, OH and NO3
Kinetic double-layer model aerosol surface chemistry gas-particle interactions K2-SURF
2009/12/31
We present a kinetic double-layer surface model (K2-SURF) that describes the degradation of polycyclic aromatic hydrocarbons (PAHs) on aerosol particles exposed to ozone, nitrogen dioxide, water vapor...
Global emissions of non-methane hydrocarbons deduced from SCIAMACHY formaldehyde columns through 2003–2006
Global emissions non-methane hydrocarbons SCIAMACHY formaldehyde columns
2009/6/16
Formaldehyde columns retrieved from the Scanning Imaging Absorption Spectrometer for Atmospheric Chartography/Chemistry (SCIAMACHY) instrument onboard ENVISAT satellite through 2003 to 2006 are used a...
GC×GC measurements of C7-C11 aromatic and n-alkane hydrocarbons on Crete, in air from Eastern Europe during the MINOS campaign
GC×GC C7-C11 aromatic and n-alkane hydrocarbons Eastern Europe MINOS campaign
2009/3/11
During the Mediterranean Intensive Oxidant Study (MINOS) campaign in August 2001 gas-phase organic compounds were measured using comprehensive two-dimensional gas chromatography (GCxGC) at the Finokal...
Origin of anthropogenic hydrocarbons and halocarbons measured in the summertime european outflow
anthropogenic hydrocarbons summertime european outflow
2009/3/11
During the Mediterranean Intensive Oxidant Study MINOS in August 2001, 87 air samples were collected at the ground-based station Finokalia (35°19'N, 25°40'E) on the north coast of Crete and subsequent...
Interactive chemistry in the Laboratoire de Météorologie Dynamique general circulation model: model description and impact analysis of biogenic hydrocarbons on tropospheric chemistry
Interactive chemistry Laboratoire de Météorologie Dynamique general circulation model biogenic hydrocarbons tropospheric chemistry
2009/1/9
We present a description and evaluation of LMDz-INCA, a global three-dimensional chemistry-climate model, pertaining to its recently developed NMHC version. In this substantially extended version of t...
Sources and transformations of particle-bound polycyclic aromatic hydrocarbons in Mexico City
transformations particle-bound polycyclic aromatic hydrocarbons Mexico City
2009/1/7
Understanding sources, concentrations, and transformations of polycyclic aromatic hydrocarbons (PAHs) in the atmosphere is important because of their potent mutagenicity and carcinogenicity. The measu...
Mirror image hydrocarbons from Tropical and Boreal forests
Mirror image hydrocarbons Tropical Boreal forests
2008/12/2
Monoterpenes, emitted in large quantities by trees to attract pollinators and repel herbivores, can exist in mirror image forms called enantiomers. In this study such enantiomeric pairs have been meas...
Mirror image hydrocarbons from Tropical and Boreal forests
Mirror image hydrocarbons Tropical Boreal forests
2008/12/2
Monoterpenes, emitted in large quantities by trees to attract pollinators and repel herbivores, can exist in mirror image forms called enantiomers. In this study such enantiomeric pairs have been meas...
In-situ measurement of reactive hydrocarbons at Hohenpeissenberg with comprehensive two-dimensional gas chromatography (GC×GC-FID): use in estimating HO and NO3
hydrocarbons Hohenpeissenberg two-dimensional gas chromatography HO NO3
2008/11/27
During a field campaign at the Meteorological Observatory Hohenpeissenberg (MOHp) in July 2004, volatile organic compounds (VOCs) were measured using comprehensive two-dimensional gas chromatography ...
Depletion of gaseous polycyclic aromatic hydrocarbons by a forest canopy
polycyclic aromatic hydrocarbons forest canopy
2008/11/13
Rapid uptake of gaseous polycyclic aromatic hydrocarbons (PAHs) by a forest canopy was observed at Borden in Southern Ontario, Canada during bud break in early spring 2003. High volume air samples wer...
Global modeling of secondary organic aerosol formation from aromatic hydrocarbons: high- vs. low-yield pathways
secondary organic aerosol aromatic hydrocarbons high- vs. low-yield pathways
2008/11/6
Formation of SOA from the aromatic species toluene, xylene, and, for the first time, benzene, is added to a global chemical transport model. A simple mechanism is presented that accounts for competiti...
Real-time characterization of particle-bound polycyclic aromatic hydrocarbons in ambient aerosols and from motor-vehicle exhaust
polycyclic aromatic hydrocarbons ambient aerosol motor-vehicle exhaust
2008/10/31
A photo-electric aerosol sensor, a diffusion charger, an Aethalometer, and a continuous particle counter were used along with other real-time instruments to characterize the particle-bound polycyclic ...
