搜索结果: 1-15 共查到“理学 DMS”相关记录15条 . 查询时间(0.052 秒)
采用活性阴离子聚合方法，以仲丁基锂为引发剂，以苯乙烯、六甲基环三硅氧烷（D3）和2，4，6-三乙烯基-2，4，6-三甲基环三硅氧烷（V3）为反应单体，分步聚合制备了聚苯乙烯-b-聚（二甲基硅氧烷-stat-乙烯基甲基硅氧烷）[PS-b-P（DMS-stat-VMS）]嵌段聚合物.采用傅里叶变换红外光谱、氢核磁共振谱及凝胶渗透色谱对共聚物的化学结构、分子量及分子量分布进行了表征，
Quantification of DMS aerosol-cloud-climate interactions using the ECHAM5-HAMMOZ model in a current climate scenario
DMS aerosol-cloud-climate interactions the ECHAM5-HAMMOZ model a current climate scenario
2010/8/16
The contribution of ocean dimethyl sulfide (DMS) emissions to changes in cloud microphysical properties is quantified seasonally and globally for present day climate conditions using an aerosol-chemis...
Contributions from DMS and ship emissions to CCN observed over the summertime North Pacific
DMS ship emissions CCN summertime North Pacific
2010/2/21
Measurements of cloud condensation nuclei (CCN) made over the North Pacific Ocean in July 2002 are analysed with concurrent measurements of aerosol number, mass and composition. Overall the CCN are co...
Testing the relationship between the solar radiation dose and surface DMS concentrations using in situ data
solar radiation dose surface DMS concentrations situ data
2010/1/21
The proposed strong positive relationship between dimethylsulphide (DMS) concentration and the solar radiation dose (SRD) received into the surface ocean is tested using data from the Atlantic Meridio...
Biological consumption of dimethylsulfide (DMS) and its importance in DMS dynamics in the Ross Sea, Antarctica
Biological consumption of dimethylsulfide DMS importance in DMS dynamics in the Ross Sea Antarctica
2014/4/18
We studied the biological consumption of dimethylsulfide (DMS) and its role in controlling DMS concentrations in the Ross Sea, Antarctica, during the spring (Nov) and summer (Jan) of 2005. Surface DMS...
Biological consumption of dimethylsulfide (DMS) and its importance in DMS dynamics in the Ross Sea, Antarctica
dimethylsulfide DMS dynamics Ross Sea
2014/4/18
We studied the biological consumption of dimethylsulfide (DMS) and its role in controlling DMS
concentrations in the Ross Sea, Antarctica, during the spring (Nov) and summer (Jan) of 2005. Surface DM...
Open ocean DMS air/sea fluxes over the eastern South Pacific Ocean
Open ocean DMS air/sea eastern South Pacific Ocean
2009/3/12
Air/sea fluxes of dimethylsulfide (DMS) were measured by eddy correlation over the Eastern South Pacific Ocean during January 2006. The cruise track extended from Manzanillo, Mexico, along 110° W, to ...
Gaseous（DMS, MSA, SO2, H2SO4 and DMSO）and particulate（sulfate and methanesulfonate）sulfur species over the northeastern coast of Crete
MSA SO2 H2SO4 DMSO northeastern coast of Crete
2009/3/11
A detailed study of the levels, the temporal and diurnal variability of the main compounds involved in the biogenic sulfur cycle was carried out in Crete (Eastern Mediterranean) during the Mediterrane...
DMS atmospheric concentrations and sulphate aerosol indirect radiative forcing: a sensitivity study to the DMS source representation and oxidation
DMS atmospheric concentrations sulphate aerosol radiative forcing
2009/3/10
The global sulphur cycle has been simulated using a general circulation model with a focus on the source and oxidation of atmospheric dimethylsulphide (DMS). The sensitivity of atmospheric DMS to the ...
Model study of multiphase DMS oxidation with a focus on halogens
multiphase DMS oxidation halogens
2009/2/25
We studied the oxidation of dimethylsulfide (DMS) in the marine boundary layer (MBL) with a one-dimensional numerical model and focused on the influence of halogens. Our model runs show that there is ...
Air-sea fluxes of methanol, acetone, acetaldehyde, isoprene and DMS from a Norwegian fjord following a phytoplankton bloom in a mesocosm experiment
methanol acetone acetaldehyde Norwegian fjord phytoplankton
2008/12/1
The ocean's influence on volatile organic compounds (VOCs) in the atmosphere is poorly understood. This work characterises the oceanic emission and/or uptake of methanol, acetone, acetaldehyde, isopre...
DMS and MSA measurements in the Antarctic Boundary Layer: impact of BrO on MSA production
DMS MSA Antarctic Boundary Layer BrO MSA
2008/11/10
In situ measurements of dimethyl sulphide (DMS) and methane sulphonic acid (MSA) were made at Halley Station, Antarctica (75°35' S, 26°19' W) during February 2004–February 2005 as part of the CHABLIS ...
DMS cycle in the marine ocean-atmosphere system – a global model study
DMS cycle marine ocean-atmosphere system global model
2010/1/13
A global coupled ocean-atmosphere modeling system is established to study the production of dimethylsulfide (DMS) in the ocean, the DMS flux to the atmosphere, and the resulting sulfur concentrations ...
Chemical defense in the microplankton I: Feeding and growth rates of heterotrophic protists on the DMS-producing phytoplankter Emiliania huxleyi
Chemical defense Feeding growth rates
2014/5/20
In this study, the hypothesis that Emiliania huxleyi, a cosmopolitan, bloom-forming coccolithophorid, produces
chemical defenses against protist grazers was tested using four axenic strains of the al...
Photolysis and the dimethylsulfide (DMS) summer paradox in the Sargasso Sea
Photolysis dimethyl sulfide summer paradox Sargasso Sea
2014/5/20
Apparent quantum yields and rates of dimethylsulfide (DMS) photolysis were determined from Sargasso Sea seawater with the goal of assessing the extent to which photoreactions affect the unusually elev...