搜索结果: 1-15 共查到“大气物理学 Mexico City”相关记录35条 . 查询时间(0.083 秒)
Measurements and receptor modeling of volatile organic compounds in Southeastern Mexico City, 2000–2007
volatile organic compounds Southeastern Mexico City 2000–2007
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2010/10/11
Ambient samples of volatile organic compounds (VOCs) were measured between 2000 and 2007 in Southeastern Mexico City, quantifying 13 species (ethane, propane, propylene, butane, acetylene, pentane, he...
Long-range pollution transport during the MILAGRO-2006 campaign: a case study of a major Mexico City outflow event using free-floating altitude-controlled balloons
Long-range pollution transport the MILAGRO-2006 campaign a major Mexico City outflow event free-floating altitude-controlled balloons
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2010/8/16
One of the major objectives of the Megacities Initiative: Local And Global Research Observations (MILAGRO-2006) campaign was to investigate the long-range transport of polluted Mexico City Metropolita...
Aerosol spectral absorption in the Mexico City area: results from airborne measurements during MILAGRO/INTEX B
Aerosol spectral absorption the Mexico City area airborne measurements MILAGRO/INTEX B
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2010/8/16
This paper presents estimates of the spectral solar absorption due to atmospheric aerosols during the 2006 MILAGRO/INTEX-B (Megacity Initiative-Local And Global Research Observations/Phase B of the In...
Ozone predictabilities due to meteorological uncertainties in the Mexico City basin using ensemble forecasts
Ozone predictabilities meteorological uncertainties the Mexico City basin ensemble forecasts
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2010/8/16
The purpose of the present study is to investigate the sensitivity of ozone (O3) predictions in the Mexico City Metropolitan Area (MCMA) to meteorological initial uncertainties and planetary boundary ...
Evaluation of the volatility basis-set approach for the simulation of organic aerosol formation in the Mexico City metropolitan area
volatility basis-set approach organic aerosol formation Mexico City metropolitan area
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2010/2/1
New primary and secondary organic aerosol modules have been added to PMCAMx, a three dimensional chemical transport model (CTM), for use with the SAPRC99 chemistry mechanism based on recent smog chamb...
Primary and secondary organic carbon downwind of Mexico City
organic carbon downwind Mexico City
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2009/9/23
In order to study particulate matter transport and transformation in the Megacity environment, fine particulate carbon was measured simultaneously at two supersites, suburban T1 and rural T2, downwind...
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
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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...
Evaluation of mobile emissions contributions to Mexico City's emissions inventory using on-road and cross-road emission measurements and ambient data
mobile emissions Mexico City's emissions inventory ambient data
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2009/9/11
Mobile emissions represent a significant fraction of the total anthropogenic emissions burden in the Mexico City Metropolitan Area (MCMA) and, therefore, it is crucial to use top-down techniques infor...
Mobile mini-DOAS measurement of the outflow of NO2 and HCHO from Mexico City
Mobile mini-DOAS measurement NO2 HCHO Mexico City
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2009/8/18
We here present the results from mobile measurements using two ground-based zenith viewing Differential Optical Absorption Spectroscopy (DOAS) instruments. The measurement was performed in a cross-sec...
Detection of pollution transport events southeast of Mexico City using ground-based visible spectroscopy measurements of nitrogen dioxide
pollution transport events Mexico City nitrogen dioxide
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2009/7/23
This work presents ground based differential optical absorption spectroscopy (DOAS) measurements of nitrogen dioxide (NO2) during the MILAGRO field campaign in March 2006 at the Tenango del Aire resea...
The time evolution of aerosol size distribution over the Mexico City plateau
aerosol size distribution Mexico City plateau
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2009/7/15
As part of the MILAGRO field campaign, the DOE G-1 aircraft was used to make measurements over and downwind of Mexico City with the objective of determining growth characteristics of aerosols from a m...
Assessing the regional impacts of Mexico City emissions on air quality and chemistry
Mexico City emissions air quality chemistry
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2009/6/16
The impact of Mexico City (MCMA) emissions is examined by studying its effects on air quality, photochemistry, and on ozone production regimes by combining model products and aircraft observations fro...
Reactive nitrogen in Mexico City and its relation to ozone-precursor sensitivity: results from photochemical models
Reactive nitrogen Mexico City ozone-precursor sensitivity photochemical models
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2009/6/16
We use results of a 3-D photochemistry/transport model for ozone formation in Mexico City during events in 1997 to investigate ambient concentrations of reactive nitrogen in relation to ozone-precurso...
Impact of primary formaldehyde on air pollution in the Mexico City Metropolitan Area
primary formaldehyde air pollution Mexico City Metropolitan Area
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2009/5/7
Formaldehyde (HCHO) is a radical source that plays an important role in urban atmospheric chemistry and ozone formation. The Mexico City Metropolitan Area (MCMA) is characterized by high anthropogenic...
The impact of biogenic carbon sources on aerosol absorption in Mexico City
biogenic carbon sources aerosol absorption Mexico City
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2009/3/13
In order to determine the wavelength dependence of fine (<1 micron) atmospheric aerosol absorption in the Mexico City area, the absorption Ångstrom exponents (AAEs) were calculated from hourly a...