搜索结果: 1-15 共查到“大气化学 situ”相关记录27条 . 查询时间(0.183 秒)
Impact of deep convection in the tropical tropopause layer in West Africa: in-situ observations and mesoscale modelling
deep convection the tropical tropopause layer West Africa in-situ observations mesoscale modelling
2011/1/19
We present the analysis of the impact of convection on the composition of the tropical tropopause layer region (TTL) in West-Africa during the AMMA-SCOUT campaign. Geophysica M55 aircraft observations...
The Eyjafjallajökull eruption in April 2010 – detection of volcanic plume using in-situ measurements, ozone sondes and lidar-ceilometer profiles
The Eyjafjallajö kull eruption April 2010 volcanic plume in-situ measurements ozone sondes lidar-ceilometer profiles
2010/11/3
Volcanic emissions from the Eyjafjallajökull volcano eruption on the Southern fringe of Iceland in April 2010 were detected at the Global Atmosphere Watch (GAW) station Zugspitze/Hohenpeissenberg...
In-situ observations of young contrails – overview and selected results from the CONCERT campaign
young contrails the CONCERT campaign In-situ observations
2010/10/11
Lineshaped contrails were detected with the research aircraft Falcon during the CONCERT – CONtrail and Cirrus ExpeRimenT – campaign in October/November 2008. The Falcon was equipped with a set of inst...
Co-located column and in situ measurements of CO2 in the tropics compared with model simulations
Co-located column in situ measurements the tropics model simulations
2010/8/13
The first ground-based remote sensing measurements of the column averaged volume mixing ratio of CO2 (XCO2) in tropical South America have been obtained at Paramaribo, Suriname (5.8° N, 55.2° W). The ...
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...
Global atmospheric budget of acetaldehyde: 3-D model analysis and constraints from in-situ and satellite observations
Global atmospheric budget acetaldehyde 3-D model analysis and constraints in-situ and satellite observations
2010/8/12
We construct a global atmospheric budget for acetaldehyde using a 3-D model of atmospheric chemistry (GEOS-Chem), and use an ensemble of observations to evaluate present understanding of its sources a...
A 15 year record of high-frequency, in situ measurements of hydrogen at Mace Head, Ireland
high-frequency hydrogen Mace Head Ireland
2010/2/21
Continuous high-frequency measurements of atmospheric molecular hydrogen have been made at Mace Head atmospheric research station on the west coast of Ireland from March 1994 to December 2008. The pre...
More evidence for very short-lived substance contribution to stratospheric chlorine inferred from HCl balloon-borne in situ measurements in the tropics
short-lived substance contribution stratospheric chlorine HCl balloon-borne
2010/2/1
Volume mixing ratio (vmr) vertical profiles of hydrogen chloride (HCl) are retrieved from in situ measurements performed by a balloon-borne infrared tunable diode laser absorption spectrometer (SPIRAL...
Diagnostics of the Tropical Tropopause Layer from in-situ observations and CCM data
Diagnostics Tropical Tropopause Layer in-situ observations CCM data
2009/12/31
A suite of diagnostics is applied to in-situ aircraft measurements and one Chemistry-Climate Model (CCM) data to characterize the vertical structure of the Tropical Tropopause Layer (TTL). The diagnos...
In situ aerosol optics in Reno, NV, USA during and after the summer 2008 California wildfires and the influence of absorbing and non-absorbing organic coatings on spectral light absorption
situ aerosol optics alifornia wildfires non-absorbing organic coatings spectral light absorption
2009/11/9
Hundreds of wildfires in Northern California were sparked by lightning during the summer of 2008, resulting in downwind smoke for the months of June and July. Comparisons are reported for aerosol opti...
Technical Note: In-situ quantification of aerosol sources and sinks over regional geographical scales
In-situ quantification aerosol sources regional geographical scales
2009/7/23
In order to obtain the source/sink functions for atmospheric particulates located on the planetary surface or elevated in the atmosphere; direct aerosol emission measurements are required. For this pu...
Validation of urban NO2 concentrations and their diurnal and seasonal variations observed from the SCIAMACHY and OMI sensors using in situ surface measurements in Israeli cities
urban NO2 concentrations SCIAMACHY OMI sensors
2009/6/16
We compare a full-year (2006) record of surface air NO2 concentrations measured in Israeli cities to coinciding retrievals of tropospheric NO2 columns from satellite sensors (SCIAMACHY aboard ENVISAT ...
Tropospheric ozone climatology at two Southern Hemisphere tropical/subtropical sites,（Reunion Island and Irene, South Africa）from ozonesondes, LIDAR, and in situ aircraft measurements
Tropospheric ozone climatology Reunion Island and Irene South Africa ozonesondes LIDAR
2009/3/13
This paper presents a climatology and trends of tropospheric ozone in the Southwestern Indian Ocean (Reunion Island) and South Africa (Irene and Johannesburg). This study is based on a multi-instrumen...
In situ measurements of speciated atmospheric mercury and the identification of source regions in the Mexico City Metropolitan Area
speciated atmospheric mercury source regions Mexico City Metropolitan Area
2009/3/12
In order to expand the currently limited understanding of atmospheric mercury source-receptor relationships in the Mexico City Metropolitan Area, real time measurements of atmospheric mercury were mad...
In-situ observations of aerosol particles remaining from evaporated cirrus crystals: Comparing clean and polluted air masses
aerosol particles cirrus crystals clean and polluted air masses
2009/3/11
In-situ observations of aerosol particles contained in cirrus crystals are presented and compared to interstitial aerosol size distributions (non-activated particles in between the cirrus crystals). T...