搜索结果: 1-15 共查到“大气化学 boundary layer”相关记录46条 . 查询时间(0.198 秒)
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
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...
Bromoform in the tropical boundary layer of the Maritime Continent during OP3
the tropical boundary layer the Maritime Continent OP3
2011/1/20
We report measurements of bromoform made by gas chromatography during the OP3 campaign in 2008. Measurements were made simultaneously for a few days at the World Meteorological Organization (WMO) Glob...
Coupling of HOx, NOx and halogen chemistry in the antarctic boundary layer
HOx, NOx and halogen chemistry the antarctic boundary layer
2010/11/3
A modelling study of radical chemistry in the coastal Antarctic boundary layer, based upon observations performed in the course of the CHABLIS (Chemistry of the Antarctic Boundary Layer and the Interf...
Bromide and other ions in the snow, firn air, and atmospheric boundary layer at Summit during GSHOX
Bromide and other ions atmospheric boundary layer Summit GSHOX
2010/10/21
Measurements of gas phase soluble bromide in the boundary layer and in firn air, and Br− in aerosol and snow, were made at Summit, Greenland (72.5° N, 38.4° W, 3200 m a.s.l.) as part of a larger...
Characterization of particle cloud droplet activity and composition in the free troposphere and the boundary layer during INTEX-B
particle cloud droplet activity the free troposphere the boundary layer INTEX-B
2010/8/16
Measurements of cloud condensation nuclei (CCN), aerosol size distributions, and submicron aerosol composition were made as part of the Intercontinental Chemical Transport Experiment Phase B (INTEX-B)...
Circumpolar measurements of speciated mercury, ozone and carbon monoxide in the boundary layer of the Arctic Ocean
Circumpolar measurements speciated mercury ozone and carbon monoxide the boundary layer the Arctic Ocean
2010/8/13
Using the Swedish icebreaker Oden as a platform, continuous measurements of airborne mercury (gaseous elemental mercury (Hg0), divalent gaseous mercury species HgIIX2(g) (acronym RGM) and mercury atta...
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
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...
The chemistry of OH and HO2 radicals in the boundary layer over the tropical Atlantic Ocean
OH and HO2 radicals boundary layer tropical Atlantic Ocean
2010/2/21
Fluorescence Assay by Gas Expansion (FAGE) has been used to detect ambient levels of OH and HO2 radicals at the Cape Verde Atmospheric Observatory, located in the tropical Atlantic marine boundary lay...
Reactive Halogens in the Marine Boundary Layer (RHaMBLe): the tropical North Atlantic experiments
Halogens Marine Boundary Layer RHaMBLe
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 ...
Effects of boundary layer particle formation on cloud droplet number and changes in cloud albedo from 1850 to 2000
boundary layer particle formation cloud droplet number cloud albedo
2010/2/1
We use a global aerosol microphysics model to estimate the effect of particle formation through activation nucleation in the boundary layer (BL) on cloud droplet number concentration (CDNC) on global ...
Parameterization of vertical diffusion and the atmospheric boundary layer height determination in the EMEP model
vertical diffusion atmospheric boundary layer height determination EMEP model
2010/2/1
This paper introduces two changes of the turbulence parameterization for the EMEP (European Monitoring and Evaluation Programme) Eulerian air pollution model: the replacement of the Blackadar in stabl...
Evidence of ice crystals at cloud top of Arctic boundary-layer mixed-phase clouds derived from airborne remote sensing
ice crystals Arctic boundary-layer mixed-phase clouds airborne remote sensing
2009/12/31
The vertical distribution of ice crystals in Arctic boundary-layer mixed-phase (ABM) clouds was investigated by airborne remote-sensing and in situ measurements during the Arctic Study of Tropospheric...
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
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. ...
Bromocarbons in the tropical marine boundary layer at the Cape Verde Observatory – measurements and modelling
tropical marine boundary layer Cape Verde Observatory Bromocarbons
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...
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
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...