搜索结果: 121-135 共查到“大气化学 Aerosol”相关记录311条 . 查询时间(0.118 秒)
Aerosol composition of the tropical upper troposphere
Aerosol composition tropical upper troposphere
font style='font-size:12px;'>
2009/7/15
Aerosol composition was measured by the NOAA single-particle mass spectrometer (PALMS) aboard the NASA WB-57 high altitude aircraft platform during two Aura Validation Experiment (AVE) campaigns based...
The relationship between aerosol and cloud drop number concentrations in a global aerosol microphysics model
aerosol cloud drop number concentrations global aerosol microphysics model
font style='font-size:12px;'>
2009/6/23
Empirical relationships that link cloud droplet number (CDN) to aerosol number or mass are commonly used to calculate global fields of CDN for climate forcing assessments. In this work we use a sectio...
A six year satellite-based assessment of the regional variations in aerosol indirect effects
satellite-based assessment regional variations aerosol indirect effects
font style='font-size:12px;'>
2009/6/23
Aerosols act as cloud condensation nuclei (CCN) for cloud water droplets, and changes in aerosol concentrations have significant microphysical impacts on the corresponding cloud properties. Moderate R...
Taklimakan dust aerosol radiative heating derived from CALIPSO observations using the Fu-Liou radiation model with CERES constraints
Taklimakan dust aerosol CALIPSO Fu-Liou radiation model CERES constraints
font style='font-size:12px;'>
2009/6/22
The dust aerosol radiative forcing and heating rate over the Taklimakan Desert in Northwestern China in July 2006 are estimated using the Fu-Liou radiative transfer model along with satellite observat...
Towards closing the gap between hygroscopic growth and activation for secondary organic aerosol – Part 2: Theoretical approaches
hygroscopic growth secondary organic aerosol Theoretical approaches
font style='font-size:12px;'>
2009/6/22
We examine the hygroscopic properties of secondary organic aerosol particles generated through the reaction of α-pinene and ozone using a continuous flow reaction chamber. The water activity versus co...
Towards closing the gap between hygroscopic growth and activation for secondary organic aerosol: Part 1 – Evidence from measurements
hygroscopic growth secondary organic aerosol
font style='font-size:12px;'>
2009/6/22
Secondary Organic Aerosols (SOA) studied in previous laboratory experiments generally showed only slight hygroscopic growth, but a much better activity as a CCN (Cloud Condensation Nucleus) than indic...
Secondary organic aerosol from biogenic VOCs over West Africa during AMMA
Secondary organic aerosol biogenic VOCs West Africa AMMA
font style='font-size:12px;'>
2009/6/16
This paper presents measurements of organic aerosols above subtropical West Africa during the wet season using data from the UK Facility for Airborne Atmospheric Measurements (FAAM) aircraft. Measurem...
Reactive oxidation products promote secondary organic aerosol formation from green leaf volatiles
Reactive oxidation products secondary organic aerosol formation green leaf volatiles
font style='font-size:12px;'>
2009/6/16
Green leaf volatiles (GLVs) are an important group of chemicals released by vegetation which have emission fluxes that can be significantly increased when plants are damaged or stressed. A series of s...
Primary and secondary contributions to aerosol light scattering and absorption in Mexico City during the MILAGRO 2006 campaign
aerosol light scattering Mexico City MILAGRO 2006 campaign
font style='font-size:12px;'>
2009/6/16
A photoacoustic spectrometer, a nephelometer, an aethalometer, and an aerosol mass spectrometer were used to measure at ground level real-time aerosol light absorption, scattering, and chemistry at an...
Evidence for Asian dust effects from aerosol plume measurements during INTEX-B 2006 near Whistler, BC
Asian dust effects aerosol plume measurements INTEX-B 2006
font style='font-size:12px;'>
2009/6/16
Several cases of aerosol plumes resulting from trans-Pacific transport were observed between 2 km and 5.3 km at Whistler, BC from 22 April 2006 to 15 May 2006. The fine particle (<1 μm) chemical compo...
Emission and chemistry of organic carbon in the gas and aerosol phase at a sub-urban site near Mexico City in March 2006 during the MILAGRO study
organic carbon gas and aerosol phase Mexico City MILAGRO study
font style='font-size:12px;'>
2009/6/2
Volatile organic compounds (VOCs) and carbonaceous aerosol were measured at a sub-urban site near Mexico City in March of 2006 during the MILAGRO study (Megacity Initiative: Local and Global Research ...
Glyoxal uptake on ammonium sulphate seed aerosol: reaction products and reversibility of uptake under dark and irradiated conditions
Glyoxal ammonium sulphate seed aerosol irradiated conditions
font style='font-size:12px;'>
2009/6/2
Chamber studies of glyoxal uptake onto ammonium sulphate aerosol were performed under dark and irradiated conditions to gain further insight into processes controlling glyoxal uptake onto ambient aero...
Size-resolved aerosol chemistry on Whistler Mountain, Canada with a high-resolution aerosol mass spectrometer during INTEX-B
Whistler Mountain aerosol mass spectrometer INTEX-B
font style='font-size:12px;'>
2009/5/15
An Aerodyne High Resolution Time-of-Flight Aerosol Mass Spectrometer (HR-ToF-AMS) was deployed at the peak of Whistler Mountain (2182 m above sea level), British Columbia, from 19 April to 16 May 2006...
Assessment of the MODIS Collections C005 and C004 aerosol optical depth products over the Mediterranean basin
MODIS Collections aerosol optical depth products Mediterranean basin
font style='font-size:12px;'>
2009/5/15
The second generation Collection 005 (C005) MODIS operational algorithm for retrieval of aerosol properties was evaluated and validated for the greater Mediterranean basin (29.5° N–46.5° N and 10.5° W...
Elemental content of PM2.5 aerosol particles collected in Göteborg during the Göte-2005 campaign in February 2005
Elemental content PM2.5 aerosol particles Gö te-2005 campaign
font style='font-size:12px;'>
2009/5/7
The Göte–2005 measurement campaign aimed at studying the influence of the winter thermal inversions on urban air pollution. Elemental speciation of PM2.5 aerosol particles, collected on Teflon fi...