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The latest research from the labs of Penn scientists Paulo Arratia and Douglas Jerolmack was an answer to “a call for help,” says Arratia.
Radon Decay Product Aerosols in Ambient Air
Radon Decay products 214Pb 212Pb 210Pb Radioactive aerosols Cascade impactors 1-ACFM AMAD Residence time
2016/3/29
The aerodynamic size distributions of radon decay product aerosols, i.e. 214Pb, 212Pb, and 210Pb were measured using low-pressure
(LPI) as well as conventional low-volume 1-ACFM and high-volume (HVI)...
Emission and Transport of Carbonaceous Aerosols in Urbanized Coastal Areas in China
Elemental carbon Organic carbon PM2.5 Urban emission Dispersion
2016/3/25
Elemental and organic carbon (EC and OC), the principal short-lived climate forcers, were measured in fine particulate
matter (PM2.5) collected at urban and rural sites in continental edge in Souther...
Characterization of Dicarboxylates and Inorganic Ions in Urban PM10 Aerosols in the Eastern Central India
Particulate matter Meteorological variables Water-soluble ions Seasonal variation Source identification
2016/3/25
Size-segregated aerosol samples were collected continuously from July 2009 to June 2010 at urban area of Raipur, the
eastern central India. The collected samples were analyzed for PM10 mass and its w...
INVESTIGATION OF AEROSOLS SPREADING CONDITIONS IN ATMOSPHERE USING REMOTE SENSING DATA AND NON–HYDROSTATIC METEOROLOGICAL NUMERICAL MODELS DATA
Satellite remote sensing Modelling Image understanding Simulation Air Pollution Prediction
2015/12/28
Two ways of aerosols spreading analysis in atmosphere are presented. The first one is based on the one-level barotropic models. This case includes the simple tests of the numerical simulations spreadi...
Mapping of Optical Parameters of Aerosols over Land using Multi-Spectral IRS-P4 OCM Sensor Data
Atmospheric aerosol parametric aerosol models Spatial Mapping
2015/8/28
A methodology has been developed for modeling and mapping various aerosol parameters using the IRS-P4 Ocean Color
Monitoring [OCM] multi-spectral data having wide swath of 1420 km and high (360 m) sp...
Microwave-irradiation-assisted HVAC Filtration for Inactivation of Viral Aerosols
HVAC filter Mask Microwave MS2 Inactivation efficiency Survival fraction
2016/3/25
Inactivation of collected viral aerosols is important for preventing a filter medium’s serving as a fomite. The focus of
this study was to evaluate the inactivation efficiency (IE) achieved through f...
Effect of Aerosols on Visibility and Radiation in Spring 2009 in Tianjin, China
Aerosol Visibility Extinction coefficient Refractive index Radiation fluxes
2016/3/28
Meteorological and aerosol data were measured at the atmospheric boundary layer observation station in Tianjin, China,
and were analyzed to study the effects of aerosol mass, composition, and size di...
Characterization, Meteorological Influences and Source Identification of Carbonaceous Aerosols during the Autumn-winter Period in Tianjin, China
Organic carbon Element carbon PM2.5 PM10 Tianjin
2016/3/28
Organic and elemental carbon (OC and EC) were measured in PM2.5 and PM10 at urban and suburban sites in Tianjin,
China, from September 2009 to February 2010. Average PM2.5 and PM10 mass levels were 1...
Potential Source Regions Contributing to Seasonal Variations of Black Carbon Aerosols over Anantapur in Southeast India
BC aerosol Potential sources regions AOD Å ngströ m exponent PM2.5
2016/3/25
Continuous measurements of black carbon (BC) mass concentration performed at Anantapur [14.62°N, 77.65°E, 331 m
asl], a suburban location in southeast India, using an Aethalometer from January to Dec...
Variability of Urban Aerosols over Santiago, Chile: Comparison of Surface PM10 Concentrations and Remote Sensing with Ceilometer and Lidar
Aerosols Lidar Ceilometer PM10 Santiago Chile
2016/3/28
Lidar instruments have proven useful for characterizing the structure and dynamics of aerosol layers. We compare here
the diurnal, seasonal and vertical variability of urban aerosols as described by ...
Water Soluble Ions in PM2.5 and PM1 Aerosols in Durg City, Chhattisgarh, India
PM2.5 PM1 Water soluble ions Seasonal variation Principal component analysis
2016/3/28
This paper reports the atmospheric concentrations of PM2.5 and PM1 mass, water soluble inorganic components and their
seasonal variations measured between the period of July 2009 and June 2010 in Dur...
An Examination of the Effects of Aerosol ChemicalComposition and Size on Radiative Properties of Multi-Component Aerosols
Radiative Properties Sensitivity Study Aerosol Composition
2013/2/26
The sensitivity of aerosol radiative properties (i.e., scattering coefficient, extinction coefficient, single scatter albedo, and asymmetry factor) and radiation transmission to aerosol composition, s...
Very Long DMA for the Generation of the Calibration Aerosols in Particle Diameter Range up to 10 μm by Electrical Separation
DMA Electrical separation Calibration Transfer function
2016/3/28
For the generation of the quasi-monodispersed standard (calibration) aerosols, the electrical separation of particles from
the aerosol with wide size spectrum can be used in quite a wide particle dia...
Aerial Observation of Aerosols Transported from East Asia — Chemical Composition of Aerosols and Layered Structure of an Air Mass over the East China Sea
Long-range transport East Asia Ionic species Metallic components Chlorine loss
2016/3/28
Aerial observation was conducted during spring (March–April) 2008 over the East China Sea to analyze the transport of
atmospheric pollutants from East Asia and the transformation processes during tra...