搜索结果: 1-15 共查到“大气化学 marine”相关记录30条 . 查询时间(0.115 秒)
A sea-state based source function for size- and composition-resolved marine aerosol production
source function size- and composition-resolved marine aerosol production
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2011/2/25
A parameterization for the size- and composition-resolved production fluxes of nascent marine aerosol was developed from prior experimental observations and extrapolated to ambient conditions based on...
Modelling multi-phase halogen chemistry in the coastal marine boundary layer: investigation of the relative importance of local chemistry vs. long-range transport
multi-phase halogen chemistry the coastal marine boundary layer local chemistry long-range transport
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2011/2/25
Measurements of significant concentrations of IO, I2 and BrO in a semi-polluted coast environment at Roscoff, in North-West France, have been made as part of the Reactive Halogens in the Marine Bounda...
In situ measurements of molecular iodine in the marine boundary layer: the link to macroalgae and the implications for O3, IO, OIO and NOx
molecular iodine the marine boundary layer macroalgae the implications for O3, IO, OIO and NOx
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2010/8/13
Discrete in situ atmospheric measurements of molecular iodine (I2) were carried out at Mace Head and Mweenish Bay on the west coast of Ireland using diffusion denuders in combination with a gas chroma...
NO3 radical measurements in a polluted marine environment: links to ozone formation
NO3 radical measurements a polluted marine environment ozone formation
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2010/8/12
Nighttime chemistry in polluted regions is dominated by the nitrate radical (NO3) including its direct reaction with natural and anthropogenic hydrocarbons, its reaction with NO2 to form N2O5, and sub...
Model of optical response of marine aerosols to Forbush decreases
optical response marine aerosols Forbush decreases
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2010/8/12
In order to elucidate the effect of galactic cosmic rays on cloud formation, we investigate the optical response of marine aerosols to Forbush decreases – abrupt decreases in galactic cosmic rays – by...
Reactive Halogens in the Marine Boundary Layer (RHaMBLe): the tropical North Atlantic experiments
Halogens Marine Boundary Layer RHaMBLe
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2010/2/21
The NERC UK SOLAS-funded Reactive Halogens in the Marine Boundary Layer (RHaMBLe) programme comprised three field experiments. This manuscript presents an overview of the measurements made within the ...
Seasonal variation of aliphatic amines in marine sub-micrometer particles at the Cape Verde islands
aliphatic amines marine sub-micrometer particles Cape Verde islands
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2009/12/31
Monomethylamine (MA), dimethylamine (DMA) and diethylamine (DEA) were detected at non-negligible concentrations in sub-micrometer particles at the Cap Verde Atmospheric Observatory (CVAO) located on t...
Constraining the concentration of the hydroxyl radical in a stratocumulus-topped marine boundary layer from sea-to-air eddy covariance flux measurements of dimethylsulfide
hydroxyl radical stratocumulus-topped marine boundary layer sea-to-air eddy covariance flux measurements
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2009/12/31
The hydroxyl radical (OH) is an important oxidant in the troposphere due to its high reactivity and relative abundance. Measuring the concentration of OH in situ, however, is technically challenging. ...
A modelling system for the exhaust emissions of marine traffic and its application in the Baltic Sea area
modelling system exhaust emissions marine traffic Baltic Sea area
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2009/12/31
A method is presented for the evaluation of the exhaust emissions of marine traffic, based on the messages provided by the Automatic Identification System (AIS), which enable the identification and lo...
Bromocarbons in the tropical marine boundary layer at the Cape Verde Observatory – measurements and modelling
tropical marine boundary layer Cape Verde Observatory Bromocarbons
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2009/12/3
A new gas chromatograph was used to make measurements of halocarbons at the Cape Verde observatory during late May and early June 2007. The instrument demonstrated its potential for long-term autonomo...
Effect of biomass burning on marine stratocumulus clouds off the California coast
biomass burning marine stratocumulus clouds California coast
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2009/12/3
Aerosol-cloud interactions are considered to be one of the most important and least known forcings in the climate system. Biomass burning aerosols are of special interest due to their radiative impact...
How did Marine Isotope Stage 3 and Last Glacial Maximum climates differ? – Perspectives from equilibrium simulations
Marine Isotope Stage 3 Last Glacial Maximum
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2009/12/3
Dansgaard-Oeschger events occurred frequently during Marine Isotope Stage 3 (MIS3), as opposed to the following MIS2 period, which included the Last Glacial Maximum (LGM). Transient climate model sim...
Closing the dimethyl sulfide budget in the tropical marine boundary layer during the Pacific Atmospheric Sulfur Experiment
dimethyl sulfide budget tropical marine boundary layer Pacific Atmospheric Sulfur Experiment
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2009/11/19
Fourteen research flights were conducted with the National Center for Atmospheric Research (NCAR) C-130 near Christmas Island (2° N, 157° W) during the summer of 2007 as part of the Pacific Atmospheri...
Elevated nitrogen-containing particles observed in Asian dust aerosol samples collected at the marine boundary layer of the Bohai Sea and the Yellow Sea
Elevated nitrogen-containing particles Asian dust aerosol samples Bohai Sea Yellow Sea
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2009/9/23
Low-Z particle electron probe X-ray microanalysis (low-Z particle EPMA) shows powerful advantages for the characterization of ambient particulate matter in environmental and geological applications. B...
A new physically-based quantification of marine isoprene and primary organic aerosol emissions
physically-based quantification marine isoprene primary organic aerosol emissions
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2009/8/7
phytoplankton isoprene production and dynamic euphotic depth to simulate hourly marine isoprene emissions totaling 0.92 Tg C yr−1. Sensitivity studies using different schemes for the euphotic zo...