Size Dist Papers

1971

• Lawton, W. H., Sylvestre, E. A., Self Modeling Curve Resolution, Technometrics, 13, 617-633, 1971. pdf
  • proposes a 2-factor deconvolution of absorption spectra by a constrained eigenvalue technique that requires no a priori knowledge to solve the components
    • constraints include nonnegative spectra and contributions, unit area spectra
  • real and synthetic data

1999

• Yakovleva, E., Hopke, P. K., Wallace, L., Receptor Modeling Assessment of Particle Total Exposure Assessment Methodology Data, ES&T, 33, 3645–3652, 1999. abstract
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2001

• Ruuskanen, J., Tuch, T., Brink, H. T., Peters, A., Khlystov, A., Mirme, A., Kos, G. P. A., Brunekreef, B., Wichmann, H. E., Buzorius, G., Vallius, M., Kreyling, W. G., Pekkanen, J., Concentrations of ultrafine, fine and PM2.5 particles in three European cities, Atm. Env., 35, 3729-3738, 2001 abstract
  • applies PCA to SMPS, LAS-X, Number conc. in sizes 0.01-0.1 and 0.1-0.5 um, total particle number, and filter absorption (~BC), temp, wind speed, and relative humidity in Erfurt, Germany, Alkmaar, the Netherlands, and Helsinki, Finland from Nov. 1996-March 1997
  • 4 factors: ultrafnes, temperature, humidity, PM2.5

• Wahlin, P., Palmgren, F., Dingenen, R. V., Experimental studies of ultrafine particles in streets and the relationship to traffic, Atm. Env., 35, S63-S69, 2001. abstract
  • applies COPREM to DMA, CO, NOx, and total # conc. in Copenhagen and Odense, Denmark from Jan - May 1999
    • uncertainties for particle number determined from std dev of averages of 10-15 minute data to 1 hr
  • 3 factors + offset: non-traffic, petrol+diesel, diesel

2004

• Kim, E., Hopke, P. K., Larson, T. V., Covert, D. S., Analysis of Ambient Particle Size Distributions Using Unmix and Positive Matrix Factorization, ES&T, 38, 202-209, 2004. abstract
  • applies PMF and UNMIX to DMPS data in Seattle in winter 2000-2001
    • Does not describe error estimation
  • 4 factors: residential wood burning, likely secondary aerosol, diesel emissions, motor vehicle emissions

• Zhou, L., Kim, E., Hopke, P. K., Stanier, C., Pandis, S., Advanced Factor Analysis on Pittsburgh Particle Size-Distribution Data, AS&T, 38(S1), 118-132. abstract
  • applies PMF to SMPS and APS data from Pittsburgh from Jul-Aug 2001 (nucleation and grown events removed)
    • error estimation
      • u_h = min(non-0 value, deltaN between two adjacent time steps) (h=size bin)
      • sigma'_ij = ((sqrt(x_ih/u_h)+1)u_h
      • s_ij = sigma_ij + C3(max|x_ij|,|y_ij|)
  • 5 factors: secondary aerosol, diesel truck, traffic aerosol, vegetative-burning-influenced aerosol, nucleation

• Zhou, L., Hopke, P. K., Paatero, P., Ondov, J. M., Pancras, J. P., Pekney, N. J., Davidson, C. I., Advanced factor analysis for multiple time resolution aerosol composition data, Atm. Env., 38, 4909-4920, 2004. abstract
  • a model in ME for a data matrix where species were measured with different time resolution
  • was referenced by another paper for error estimates
    • error estimate = C1+C3*max(|x_ij|,|y_ij|)

2005

• Zhou, L., Hopke, P. K., Stanier, C. O., Pandis, S. N., Ondov, J. M., Pancras, J. P., Investigation of the relationship between chemical composition and size distribution of airborne particles by partial least squares and positive matrix factorization, JGR, 110, D07S18, 2005. abstract
  • applies Partial Least Squares (PLS) and PMF to SMPS, APS, PM2.5 species, and gas phase species in Pittsburgh for 5 days in July 2001
    • error estimation referenced to Zhou et al., AS&T, 2004
  • 11 factors: secondary nitrate I, remote traffic, secondary nitrate II, secondary sulfate, lead, diesel traffic, coal-fired power plant, steel mill, nucleation, local traffic, coke plant
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• Zhou, L., Kim, E., Hopke, P. K., Stanier, C. O., Pandis, S. N., Mining airborne particulate size distribution data by positive matrix factorization, JGR, 110, D07S19, 2005. abstract
  • applies PMF to SMPS, APS, PM2.5 species, and gas phase species in Pittsburgh for each month (12 mo) from July 2001 to June 2002
    • Does not describe error estimation
  • 5 factors: local traffic, nucleation, mixed factors representing secondary and aged primary aerosol, fresh primary aerosol from local combustion sources; stationary combustion sources; remote Pittsburgh traffic, local point sources
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• Dillner, A. M., Schauer, J. J., Christensen, W. F., Cass, G.R., A quantitative method for clustering size distributions of elements, Atm. Env., 39, 1525-1537, 2005. abstract
  • Figs 4-5

2006

• Larson, T. V., Covert, D. S., Kim, E., Elleman, R., Schreuder, A. B., Lumley, T., Combining size distribution and chemical species measurements into a multivariate receptor model of PM2.5, JGR, 111, D10S09, 2006 abstract
  • applies ME2 to DMPS, APS, speciated data from from filters (with "missing mass" as a species" in Seattle from Feb. 2000 to June 2003
    • error estimation references Kim et al. 2004
    • both mass and volume are constrained, and linked by the "average apparent particle density" with Q-terms for mass and volume
    • size distributions are downweighted by a factor of 10 to emphasize composition data
  • 11 factors: vegetative burning, mobile 1, sulfate rich secondary aerosol, nitrate rich secondary aerosol, oil combustion, mobile 3, aged sea salt, airborne soil, sea salt, mobile 2, metals processing
  • Fig. 2

• Ogulei, D., Hopke, P. K., Zhou, L., Pancras, J. P., Nair, N., Ondov, J. M., Source Apportionment of Baltimore aerosol from combined size distribution and chemical composition data, Atm. Env, 40, S396-S410, 2006 abstract
  • applies PLS and PMF to SMPS, APS, particle species, and gas-phase species in Baltimore in 6 days in July and August 2002
    • error estimation sij = sigma_ij + C3 max(|xij|,|yij|)
  • 12 factors: oil-fired power plant emissoins, secondary nitrate I, local gasoline traffic, coal-fired power plant, secondary nitrate II, secondary sulfate, diesel emissions/bus maintenance, Quebec wildfire episode, nucleation, incinerator, airborne soil/road-way dust, steel plant emissions
  • Figs 3-4

• Ogulei, D., Hopke, P. K., Wallace, L. A., Analysis of indoor particle size distributions in an occupied townhouse using positive matrix factorization, Indoor Air, 16, 204-215, 2006. abstract
  • applies PMF to SMPS, APS data from indoors (townhouse) in Reston, VA in winter 1999-2000
    • uncertainty = N_ij(0.01 + C3) + 0.01*N_j_avg; C3=0.4 (chosen by closest to theoretical value); 0.01 by trial-and-error approach
  • 9 factors: gas burner use: boiling water; deep-frying tortillas & misc. dinner; citronella candle, combined gas burner/gas oven use: broiling salmon; sweeping/vacuuming; electric toaster oven; traffic-related; wood smoke; pouring of kitty litter
• Figs 5-6

• Han, J. S., Moon, K. J., Lee, S. J., Kim, Y. J., Ryu, S. Y., Yi, S. M., Size-resolved source apportionment of ambient particles by positive matrix factorization at Gosan backgrounds site in East Asia, ACP, 6, 211-233, 2006 abstract
  • applies PMF to 19 elements from 8 stages (each stage as a separate PMF analysis) of DRUM sampler data in Gosan, Korea in spring 2002
    • does not discuss error estimates
  • 15 sources (4-8 per stage): continental soil, local soil, sea salt, biomass/biofuel burning, coal combustion, oil heating furnace, residual oil fired boiler, municipal incineration, non-ferrous metal source, ferrous metal source, gasoline vehicle, diesel vehicle, copper smelter, volcanic emission
  • Figs. 4-5

• Liang, J., Kaduwela, A., Jackson, B., Gurer, K., Allen, P., Off-line diagonstic analyses of a three-dimensional PM model using two matrix factorization methods, Atm. Env., 40, 5759-5767, 2006 abstract
  • applies APCA and NMFROC to CMAQ model input and output (simultaneously) from a modeled episode from Dec. 2000 to Jan 2011 in CA Central Valley

2007

• Pere-Trepat, E., Kim, E., Paatero,P., Hopke, P. K., Source apportionment of time and size resolved ambient particulate matter measured with a rotating DRUM impactor, Atm. Env., 41, 5921-5933, 2007. abstract
  • applied a 2+1D factorization to a 3D dataset of size-resolved chemical data
    • factors are time series (1D); chemical composition x size (2D)
  • 9 factors: road salt, industrial (Fe+Zn), cloud processed sulfate, two types of metal works, road dust, local sulfate, sulfur with dust, homogeneously formed sulfate.
  • Fig. 3

• Ogulei, D., Hopke, P. K., Chalupa, D. C., Utell, M. J., Modeling Source Contributions to Submicron Particle Number Concentrations Measured in Rochester, New York, AS&T, 41, 179-201, 2007. abstract
  • applies PMF to ultafine size distribution, gases, and total PM2.5 in Rochester, NY to each season from Dec. 2004-Nov. 2005
    • uncertainty as s_ij = N_ij*(alpha+C3) + alpha*N_j_avg
  • 10 factors: two graffic factors, two nucleation factors, industrial emissions, residential/commercial heating, secondary nitrate, secondary sulfate, ozone-rich secondary aerosol, regionally transported aerosol
  • Fig. 5

• Chan, T. W. and Mozurkewich, M.: Simplified representation of atmospheric aerosol size distributions using absolute principal component analysis, Atmos. Chem. Phys., 7, 875-886, 2007. Abstract
  • Fig. 1

• Chan, T. W. and Mozurkewich, M.: Application of absolute principal component analysis to size distribution data: identification of particle origins, Atmos. Chem. Phys., 7, 887-897, 2007. Abstract
  • Fig. 2

2008

• Yatkin, S., Bayram, A., Source apportionmnet of PM10 and PM2.5 using positive matrix factorization and chemical mass balace in Izmir, Turkey, Sci. Total Env., 390, 109-123, 2008 abstract
  • Figs 2, 4

• Yue, W., Stolzel, M., Cyrys, J., Pitz, M., Heinrich, J., Kreyling, W. G., Wichmann, H. E., Peters, A., Wang, S., Hopke, P. K., Source apportionment of ambient fine particle size distribution using positive matrix factorization in Erfurt, Germany, Sci. Total Env., 398, 133-144, 2008. abstract
  • Fig. 2

2009

• Srivastava, A., Gupta, S., Jain, V. K., Winter-time size distribution and source apportionment of total suspended particulate matter and associated metals in Delhi, Atm. Res., 92, 88-99, 2009. abstract
  • Fig. 6 (both pages)

• Kleeman, M. J., Riddle, S. G., Robert, M. A., Jakober, C. A., Fine, P. M., Hays, M. D., Schauer, J. J., Hannigan, M. P., Source Apportionment of Fine (PM1.8) and Ultrafine (PM0.1) Airborne Particulate Matter during a Severe Winter Pollution Episode, ES&T, 43, 272-279, 2009. abstract
  • Figs 1-2

• Thimmaiah, D., Hovorka, J., Hopke, P. K., Source Apportionment of Winter Submicron Prague Aerosols from Combined Particle Number Size Distribution and Gaseous Composition Data, Aerosol and Air Quality Research, 9, 209-236, 2009. Issue Table of Contents
  • Fig. 2

• Beddows, D. C., Dall'osto, M., Harrison, R. M., Cluster Analysis of Rural, Urban, and Curbside Atmospheric Particle Size Data, ES&T, 43, 4694-4700, 2009. abstract
  • Fig. 1, 2

• Karanasioua, A.A., Siskos,P.A., Eleftheriadis, K., Assessment of source apportionment by Positive Matrix Factorization analysis on fine and coarse urban aerosol size fractions, Atm. Env., 43, 3385-3395, 2009. abstract
  • Fig. 4 (both pages)

• Gietl J. K., Klemm, O., Source Identification of Size-Segregated Aerosol in Munster, Germany, by Factor Analysis, AS&T, 43, 828-837, 2009. abstract
  • (no figs)

• Amato, F., Pandolfi, M., Escrig, A., Querol, X., Alastuey, A., Pey, J., Perez, N, Hopke, P. K., Quantifying road dust resuspension in urban environment by Multilinear Engine: A comparison with PMF2, Atm. Env., 43, 2770-2780, 2009. abstract
  • Fig. 2