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Physical properties and concentration of aerosol particles over the Amazon tropical forest during background and biomass burning conditions
Physical properties aerosol particles Amazon tropical forest
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2009/3/11
We investigated the size distribution, scattering and absorption properties of Amazonian aerosols and the optical thickness of the aerosol layer under the pristine background conditions typical of the...
Particle formation at a continental background site: comparison of model results with observations
Particle formation continental background site model results
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2009/3/10
At Hohenpeissenberg (47° 48' N, 11° 07' E, 988 m asl), a rural site 200--300~m higher than the surrounding terrain, sulphuric acid concentrations, particle size distributions, and other trace gas conc...
An investigation of processes controlling the evolution of the boundary layer aerosol size distribution properties at the Swedish background station Aspvreten
processes controlling boundary layer aerosol size distribution properties Swedish background station Aspvreten
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2009/3/10
Aerosol size distributions have been measured at the Swedish background station Aspvreten (58.8° N, 17.4° E). Different states of the aerosol were determined using a novel application of cluster analy...
Aerosol quantification with the Aerodyne Aerosol Mass Spectrometer:detection limits and ionizer background effects
Aerosol quantification Aerodyne Aerosol Mass Spectrometer detection limits ionizer background effects
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2010/2/8
Systematic laboratory experiments were performed to investigate quantification of various species with two versions of the Aerodyne Aerosol Mass Spectrometer, a Quadrupole Aerosol Mass Spectrometer (Q...
Changes in background aerosol composition in Finland during polluted and clean periods studied by TEM/EDX individual particle analysis
background aerosol composition Finland polluted and clean periods TEM/EDX individual particle
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2009/1/16
Aerosol samples were collected at a rural background site in southern Finland in May 2004 during pollution episode (PM1~16 µg m−3, backward air mass trajectories from south-east), intermed...
Size and composition measurements of background aerosol and new particle growth in a Finnish forest during QUEST 2 using an Aerodyne Aerosol Mass Spectrometer
background aerosol Finnish forest Aerodyne Aerosol Mass Spectrometer
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2008/12/31
The study of the growth of nucleation-mode particles is important, as this prevents their loss through diffusion and allows them to reach sizes where they may become effective cloud condensation nucle...
Size-resolved source apportionment of ambient particles by positive matrix factorization at Gosan background site in East Asia
ambient particles positive matrix factorization Gosan background site East Asia
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2008/12/30
Size- and time-resolved aerosol samples were collected using an eight-stage Davis rotating unit for monitoring (DRUM) sampler from 29 March to 29 May in 2002 at Gosan, Jeju Island, Korea, which is one...
A Numerical Model of the Fluid Motion at a Density Front in the Presence of Background Turbulence
Numerical Model Fluid Motion Background Turbulence
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2008/12/18
The effects of background turbulence on gravity currents produced by lock exchange are investigated using a numerical model with the aim of understanding the fluid motions associated with coastal fron...
On the contribution of Aitken mode particles to cloud droplet populations at continental background areas – a parametric sensitivity study
Aitken mode particles cloud droplet continental background areas
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2008/12/18
Aitken mode particles are potentially an important source of cloud droplets in continental background areas. In order to find out which physico-chemical properties of Aitken mode particles are most im...
Size distributions, sources and source areas of water-soluble organic carbon in urban background air
water-soluble organic carbon urban background air
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2008/11/20
This paper represents the results of one year long measurement period of the size distributions of water-soluble organic carbon (WSOC), inorganic ions and gravimetric mass of particulate matter. Measu...
Long-term trend of surface ozone at a regional background station in eastern China 1991–2006: enhanced variability
surface ozone eastern China
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2008/11/7
Information about the long-term trends of surface and tropospheric ozone is important for assessing the impact of ozone on human health, vegetation, and climate. Long-term measurements from East Asia,...
Receptor modeling of C2–C7 hydrocarbon sources at an urban background site in Zurich, Switzerland: changes between 1993–1994 and 2005–2006
C2–C7 hydrocarbon Zurich Switzerland
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2008/11/6
Hourly measurements of 13 volatile hydrocarbons (C2–C7) were performed at an urban background site in Zurich (Switzerland) in the years 1993–1994 and again in 2005–2006. For the separation of the vola...
An Efficient Voting Algorithm for Finding Additive Biclusters with Random Background
additive bicluster,computational biology, gene expression data analysis, polynomialtime algorithm, probability model.
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2012/12/3
The biclustering problem has been extensively studied in many areas, including e-commerce,；data mining, machine learning, pattern recognition, statistics, and, more recently, computational；biology. Gi...
Finding Additive Biclusters with Random Background
bicluster Cherno bound polynomial-time algorithm probability
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2012/11/30
The biclustering problem has been extensively studied in many areas including e-commerce, data mining, machine learning, pattern recognition,statistics, and more recently in computational biology. Giv...
Study of Elemental Mass Size Distributions of Aerosol in Lijiang, a Background Site in Southwest China
Lijiang Atmospheric aerosols Elemental composition
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2016/3/29
Elemental mass size distributions of atmospheric aerosols over Mount Yulongxue, Lijiang, Yunnan
Province, China were monitored by an 8-stage cascade sampler and analyzed using PIXE method. The
resul...