搜索结果: 1-15 共查到“大气化学 optical”相关记录42条 . 查询时间(0.155 秒)
Chemical, physical, and optical evolution of biomass burning aerosols: a case study
biomass burning aerosols Chemical physical
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2011/2/25
In-situ chemical composition measurements of ambient aerosols have been used for characterizing the evolution of submicron aerosols from a large anthropogenic biomass burning (BB) event in Israel. A h...
Long-term record of aerosol optical properties and chemical composition from a high-altitude site (Manora Peak) in Central Himalaya
aerosol optical properties chemical composition a high-altitude site (Manora Peak) Central Himalaya
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2010/12/28
A long-term study, conducted from February 2005 to July 2008, involving chemical composition and optical properties of ambient aerosols from a high-altitude site (Manora Peak: 29.4° N, 79.5° E, ~1950 ...
The effect of metal salts on quantification of elemental and organic carbon in diesel exhaust particles using thermal-optical evolved gas analysis
metal salts elemental and organic carbon diesel exhaust particles thermal-optical evolved gas analysis
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2010/12/20
Thermal-optical evolved gas analysis (TOEGA) is a conventional method for classifying carbonaceous aerosols as organic carbon (OC) and elemental carbon (EC). Its main source of uncertainty arises from...
Sunphotometry of the 2006–2007 aerosol optical/radiative properties at the Himalayan Nepal Climate Observatory-Pyramid (5079 m a.s.l.)
the 2006–2007 aerosol optical radiative properties the Himalayan Nepal Climate Observatory-Pyramid (5079 m a.s.l.)
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2010/11/30
In spite of being located at the heart of the highest mountain range in the world, the Himalayan Nepal Climate Observatory (5079 m a.s.l.) at the Ev-K2-CNR Pyramid is shown to be affected by the advec...
Optical-chemical-microphysical relationships and closure studies for mixed carbonaceous aerosols observed at Jeju Island; 3-laser photoacoustic spectrometer, particle sizing, and filter analysis
Optical-chemical-microphysical relationships mixed carbonaceous aerosols 3-laser photoacoustic spectrometer particle sizing filter analysis
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2010/11/29
Transport of aerosols in pollution plumes from the mainland Asian continent was observed in situ at Jeju, South Korea during the Cheju Asian Brown Cloud Plume-Asian Monsoon Experiment (CAPMEX) field c...
Improved measurement of carbonaceous aerosol: evaluation of the sampling artifacts and inter-comparison of the thermal-optical analysis methods
carbonaceous aerosol the sampling artifacts the thermal-optical analysis methods
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2010/9/21
The sampling artifacts (both positive and negative) and the influence of thermal-optical methods (both charring correction method and the peak inert mode temperature) on the split of organic carbon (O...
Empirical estimates of CCN from aerosol optical properties at four remote sites
Empirical estimates CCN aerosol optical properties four remote sites
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2010/8/16
This study presents an empirical method to estimate the CCN concentration as a function of percent supersaturation. The aerosol optical properties, backscatter fraction and single scatter albedo, func...
Estimated total emissions of trace gases from the Canberra Wildfires of 2003: a new method using satellite measurements of aerosol optical depth & the MOZART chemical transport model
the Canberra Wildfires of 2003 aerosol optical depth the MOZART chemical transport model
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2010/8/13
In this paper we describe a new method for estimating trace gas emissions from large vegetation fires using satellite measurements of aerosol optical depth (AOD) at 550 nm, combined with an atmospheri...
Spectral optical properties of long-range transport Asian dust and pollution aerosols over Northeast Asia in 2007 and 2008
Spectral optical properties long-range transport Asian dust and pollution aerosols Northeast Asia 2007 and 2008
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2010/8/13
As a part of the IGAC (International Global Atmospheric Chemistry) Mega-cities program, aerosol physical and optical properties were continuously measured from March 2007 to March 2008 at an urban sit...
Airborne measurements of aerosol optical properties related to early spring transport of mid-latitude sources into the Arctic
Airborne measurements aerosol optical properties mid-latitude sources the Arctic
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2010/8/13
Airborne lidar and in-situ measurements of the aerosol properties were conducted between Svalbard Island and Scandinavia in April 2008. Evidence of aerosol transport from Europe and Asia is given. The...
Seasonal variations of concentrations and optical properties of water soluble HULIS collected in urban environments
Seasonal variations water soluble HULIS urban environments
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2010/8/12
Major contributors to the organic aerosol include water-soluble macromolecular compounds (e.g. HULISWS: Water Soluble Humic LIke Substances). The nature and sources of HULISWS are still largely unknow...
Model of optical response of marine aerosols to Forbush decreases
optical response marine aerosols Forbush decreases
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2010/8/12
In order to elucidate the effect of galactic cosmic rays on cloud formation, we investigate the optical response of marine aerosols to Forbush decreases – abrupt decreases in galactic cosmic rays – by...
Cluster analysis of the impact of air back-trajectories on aerosol optical properties at Hornsund, Spitsbergen
air back-trajectories aerosol optical properties Hornsund Spitsbergen
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2010/2/1
In this paper, spectra of aerosol optical thickness from the AERONET (AErosol RObotic NETwork) station at Hornsund in the southern part of Spitsbergen were employed to study the impact of air mass his...
Physical and optical properties of aerosols over an urban location in Spain: seasonal and diurnal variability
Physical and optical properties aerosols Spain
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2010/1/18
Measurements of aerosol optical properties and aerosol number size distribution obtained during the period from December 2005 to November 2007 at Granada, an urban site in south-eastern Spain, are ana...
Aerosol vertical distribution and optical properties over M'Bour (16.96° W; 14.39° N), Senegal from 2006 to 2008
Aerosol vertical distribution optical properties M'Bour
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2009/12/31
We present ground-based measurements of aerosol mass, optical properties and vertical extinction profiles acquired in M'Bour, Senegal (16.96° W; 14.39° N) from January 2006 to September 2008. This pla...