搜索结果: 1-15 共查到“大气科学 Mass Spectrometry”相关记录21条 . 查询时间(0.109 秒)
Characterization of aerosol chemical composition with aerosol mass spectrometry in Central Europe: an overview
aerosol chemical aerosol mass spectrometry Central Europe
2010/11/29
Real-time measurements of non-refractory submicron aerosols (NR-PM1) were conducted within the greater Alpine region (Switzerland, Germany, Austria, France and Liechtenstein) during several week-long ...
Characterising aerosol transport into the Canadian High Arctic using aerosol mass spectrometry and Lagrangian modelling
aerosol transport the Canadian High Arctic aerosol mass spectrometry Lagrangian modelling
2010/11/30
We report the analysis of measurements made using an aerosol mass spectrometer (AMS; Aerodyne Research Inc.) that was installed in the Polar Environment Atmospheric Research Laboratory (PEARL) in summ...
Source apportionment of PM2.5 in Cork Harbour, Ireland using a combination of single particle mass spectrometry and quantitative semi-continuous measurements
Cork Harbour single particle mass spectrometry quantitative semi-continuous measurements
2010/10/21
An aerosol time-of-flight mass spectrometer (ATOFMS) was deployed for the measurement of the size resolved chemical composition of single particles at a site in Cork Harbour, Ireland for three weeks i...
Functional group composition of ambient and source organic aerosols determined by tandem mass spectrometry
Functional group composition ambient and source organic aerosols tandem mass spectrometry
2010/8/16
The functional group composition of various organic aerosols (OA) is investigated using a recently developed analytical approach based on atmospheric pressure chemical ionisation-tandem mass spectrome...
Determination of particulate lead using aerosol mass spectrometry: MILAGRO/MCMA-2006 observations
particulate lead aerosol mass spectrometry MILAGRO/MCMA-2006 observations
2010/8/13
We report the first measurements of particulate lead (Pb) from Aerodyne Aerosol Mass Spectrometers, which were deployed in and around Mexico City during the Megacity Initiative: Local and Global Resea...
Mexico city aerosol analysis during MILAGRO using high resolution aerosol mass spectrometry at the urban supersite (T0) – Part 2: Analysis of the biomass burning contribution and the non-fossil carbon fraction
MILAGRO high resolution aerosol mass spectrometry the urban supersite the biomass burning contribution the non-fossil carbon fraction
2010/8/13
Submicron aerosol was analyzed during the MILAGRO field campaign in March 2006 at the T0 urban supersite in Mexico City with a High-Resolution Aerosol Mass Spectrometer (AMS) and complementary instrum...
Solid state and sub-cooled liquid vapour pressures of substituted dicarboxylic acids using Knudsen Effusion Mass Spectrometry (KEMS) and Differential Scanning Calorimetry
Solid state sub-cooled liquid vapour pressures dicarboxylic acids Knudsen Effusion Mass Spectrometry Differential Scanning Calorimetry
2010/8/13
Solid state vapour pressures of a selection of atmospherically important substituted dicarboxylic acids have been measured using Knudsen Effusion Mass Spectrometry (KEMS) over a range of 20 K (298–318...
Insights into secondary organic aerosol formed via aqueous-phase reactions of phenolic compounds based on high resolution mass spectrometry
secondary organic aerosol aqueous-phase reactions phenolic compounds high resolution mass spectrometry
2010/8/13
Recent work has shown that aqueous-phase reactions of phenolic compounds – phenol (C6H6O), guaiacol (C7H8O2), and syringol (C8H10O3) – can form secondary organic aerosol (SOA) at high yields. Here we ...
Organic aerosol components observed in Northern Hemispheric datasets from Aerosol Mass Spectrometry
Organic aerosol components Northern Hemispheric Aerosol Mass Spectrometry
2010/8/13
In this study we compile and present results from the factor analysis of 43 Aerosol Mass Spectrometer (AMS) datasets (27 of the datasets are reanalyzed in this work). The components from all sites, wh...
Mexico City aerosol analysis during MILAGRO using high resolution aerosol mass spectrometry at the urban supersite (T0) – Part 1: Fine particle composition and organic source apportionment
Mexico City aerosol mass spectrometry Fine particle composition organic source apportionment
2009/9/14
Submicron aerosol was analyzed during the MILAGRO field campaign in March 2006 at the T0 urban supersite in Mexico City with a High-Resolution Time-of-Flight Aerosol Mass Spectrometer (HR-ToF-AMS) and...
Photodegradation of secondary organic aerosol generated from limonene oxidation by ozone studied with chemical ionization mass spectrometry
Photodegradation secondary organic aerosol limonene oxidation
2009/6/16
Photodegradation of secondary organic aerosol (SOA) prepared by ozone-initiated oxidation of D-limonene is studied with an action spectroscopy approach, which relies on detection of volatile photoprod...
Oligomers, organosulfates, and nitrooxy organosulfates in rainwater identified by ultra-high resolution electrospray ionization FT-ICR mass spectrometry
Oligomers organosulfates nitrooxy organosulfates FT-ICR mass spectrometry
2009/5/7
Wet deposition is an important removal mechanism for atmospheric organic matter, and a potentially important input for receiving ecosystems, yet less than 50% of rainwater organic matter is considered...
Measurements of Volatile Organic Compounds Using Proton Transfer Reaction – Mass Spectrometry during the MILAGRO 2006 Campaign
Volatile Organic Compounds Proton Transfer Reaction Mass Spectrometry MILAGRO
2009/3/12
Volatile organic compounds (VOCs) were measured by proton transfer reaction – mass spectrometry (PTR-MS) on a rooftop in the urban mixed residential and industrial area North Northeast of downtown Mex...
Virtual disjunct eddy covariance measurements of organic compound fluxes from a subalpine forest using proton transfer reaction mass spectrometry
Virtual disjunct eddy covariance subalpine forest proton transfer reaction mass spectrometry
2009/3/12
A `virtual' disjunct eddy covariance (vDEC) device was tested with field measurements of biogenic VOC fluxes at a subalpine forest site in the Rocky Mountains of the USA. A PTR-MS instrument was used ...
Atmospheric measurements of gas-phase HNO3 and SO2 using chemical ionization mass spectrometry during the MINATROC field campaign 2000 on Monte Cimone
Atmospheric measurements gas-phase HNO3 chemical ionization mass spectrometry MINATROC field Monte Cimone
2009/3/10
The EU-project MINATROC (MINeral dust And TROpospheric Chemistry) aims at enabling an estimation of the influence of mineral dust, a major, but to date largely ignored component of tropospheric aeroso...