American Association for Aerosol Research - Abstract Submission

AAAR 31st Annual Conference
October 8-12, 2012
Hyatt Regency Minneapolis
Minneapolis, Minnesota, USA

Instrumentation and Methods


A Balloon-Borne Platform for Measuring Vertically Resolved Concentrations of Black Carbon in the Troposphere. DANIEL WILSON, Odelle Hadley, Craig Corrigan, Jeff Blair, Thomas Kirchstetter, Lawrence Berkeley National Laboratory

A Hi-Volume Dichot Sampler to Collect Fine and Coarse Particulate Matter for Chemical Composition. Guan Zhao, Philip K. Hopke, Paul A. Solomon, SURESH DHANIYALA, Clarkson University

A Hybrid Impactor-Filter Collector Extends Semi- and Non-volatile Organic Aerosol Speciation by Thermal Desorption Aerosol Gas Chromatography (TAG). NATHAN KREISBERG, Yunliang Zhao, Chris Ruehl, Allen H. Goldstein, Susanne Hering, Aerosol Dynamics Inc.

A Long Path Absorbance Photometer for the Determination of Peroxide Content and Brown Carbon in Organic Aerosol. JOSEF DOMMEN, Peter Mertes, Stephen Platt, Imad El Haddad, Lisa Pfaffenberger, Andre Prévôt, Markus Kalberer, Urs Baltensperger, Paul Scherrer Instiute

A Micro-Liter Vaporization Condensation Aerosol Generator. JOHN CARPIN, US ARMY

A New Instrument to Classify Particles by Their Aerodynamic Size. Farzan Tavakoli, Jonathan Symonds, JASON OLFERT, University of Alberta

A New Laminar-Flow Water Condensation Method. SUSANNE HERING, Steven Spielman, Gregory Lewis, Aerosol Dynamics Inc.

A Novel Compact Aerosol Mass Spectrometer - the ToF-ACSM: Instrument Performance and First Field Deployment. Roman Fröhlich, MICHAEL CUBISON, Jay Slowik, Andre Prévôt, Urs Baltensperger, Urs Rohner, Marc Gonin, Joel Kimmel, Douglas Worsnop, John Jayne, Tofwerk AG

A Piezoelectrically Actuated Nebulizer for Inductively Coupled Plasma (ICP) Spectrometry. SANAZ ARABZADEH, Hamid Badiei, Kaveh Kahen, Javad Mostaghimi, PerkinElmer Inc.

A Two-Stage Versatile Aerosol Concentration Enrichment System (VACES) for Very High Concentration of Ultrafine, PM2.5 and Coarse PM. DONGBIN WANG, Winnie Kam, Kalam Cheung, Payam Pakbin, Constantinos Sioutas, University of Southern California

Accurate Determination of Aerosol Activity Coefficients at Relative Humidities up to 99% Using the Hygroscopicity Tandem Differential Mobility Analyzer Technique. SARAH SUDA, Markus Petters, Timothy Wright, North Carolina State University

Advanced Analysis Procedures of Ambient Organic Aerosol from Thermal Desorption – Mass Spectrometry Measurement Techniques. YAPING ZHANG, Brent Williams, Raul Martinez, Manjula Canagaratna, Douglas Worsnop, Allen H. Goldstein, Ingrid Ulbrich, Donna Sueper, Jose-Luis Jimenez, Washington University in St. Louis

Advances in Concentrated Particle Collection with the Laminar Flow Growth Tube. GREGORY LEWIS, Steven Spielman, Susanne Hering, Aerosol Dynamics Inc.

Aerosol Growth Rate Calculations from HTDMA Data: Sensitivity to Operating Conditions and Quality of Inversion Algorithm. RAGHAV RAMAN, Meilu He, Suresh Dhaniyala, Clarkson University

An Aerosol Detection Technique for Diesel Fuel Contaminants. KAI XIAO, Jacob Swanson, Lin Li, Tsz Yan Ling, David Kittelson, David Pui, University of Minnesota

An Intercomparison of Airborne Aerosol Inlet Performances During ICE-T (2011) campaign. Arash Moharreri, Lucas Craig, David C. Rogers, SURESH DHANIYALA, Clarkson University

Application of Ambient Ion Monitoring in the Athabasca Oil Sands Region. YU-MEI HSU, Wood Buffalo Environmental Association

Aspiration Efficiency Evaluation of Two Specific Personal Samplers. YUE ZHOU, Hammad Irshad, Chuen-Jinn Tsai, Shao-Ming Hung, Bean Chen, Yung-Sung Cheng, Lovelace Respiratory Research Institute

Atmospheric Aerosol Measurement Using All-in-One Balloon Particle Sampler System. Kang-Ho Ahn, HONG-KU LEE, Hee-Ram Eun, Gun-Ho Lee, Dong-Hyun Yoo, Hanyang University

Atmospheric Amine Measurements with CI-APi-TOF. TUIJA JOKINEN, Mikko Sipilä, Heikki Junninen, Mikael Ehn, Gustaf Lönn, Jani Hakala, Roy Lee III Mauldin, Tuukka Petäjä, Markku Kulmala, Douglas Worsnop, University of Helsinki

Bipolar Charge Measurement for DPI (Dry Powder Inhaler) Particles. JONNA KANNOSTO, Ville Niemelä, Henna Isherwood, Jaakko Yli-Ojanperä, Jorma Keskinen, Risto Hillamo, Anna Frey, Steve Layzell, David Prime, Ari Ukkonen, Dekati Ltd., Tampere, Finland

Bipolar Neutralization of Spherical Particles <23 nm using Radioactive, X-ray and AC Corona Methods. JACOB SWANSON, Jean de La Verpilliere, Adam M Boies, University of Cambridge

Calibration of a Condensation Particle Counter by Aerosol Particle Number Concentration System with Uncertainty Analysis. GUO-DUNG CHEN, Ta-Chang Yu, Center for Measurement Standards, ITRI, Taiwan

Calibration of an Optical Particle Counter for low concentrations of 3 µm particles using a Wafer Surface Scanner. LIN LI, Laura Windmuller, George Mulholland, Miles Owen, David Pui, University of Minnesota

Characteristics of Nano-Particle Deposition in an Air-Liquid System. KARI KUUSPALO, Ari Leskinen, Heidi Niskanen, Pasi, I Jalava, Tiina Torvela, Stefanie Kasurinen, Maija-Riitta Hirvonen, Kari Lehtinen, Jorma Jokiniemi, University of Eastern Finland, Kuopio, Finland

Characterization of a Device for Measuring Electrical Mobility Size and Concentration of Nanoparticles. JASON JOHNSON, Axel Zerrath, Rob Caldow, Melissa Grose, Sean Morell, Erik Willis, Daniel Jensen, TSI Incorporated

Characterization of Insoluble Submicrometer Particles in Seawater for Studying on Primary Marine Aerosol Formation. JIYEON PARK, Miji Kim, Seung hee Han, Kihong Park, Gwangju Institute of Science and Technology

Characterization of Organic Aerosol Using Electrospray Ionization Coupled to Ion Mobility Spectrometry High-Resolution Time-of-Flight Mass Spectrometry (ESI-IMS-HR-TOFMS). JASON SURRATT, Ying-Hsuan Lin, Joel Kimmel, Manjula Canagaratna, Richard Knochenmuss, Douglas Worsnop, University of North Carolina at Chapel Hill

Comparing Two Laser Ablation Time-of-Flight Aerosol Mass Spectrometers. SOEREN ZORN, Klaus-Peter Hinz, Tabitha Schwinger, Philip Croteau, Alois Fendt, Bernhard Spengler, Douglas Worsnop, John Jayne, Achim Trimborn, AeroMegt GmbH

Comparison of the Ion Mobility Spectra of Four Different Bipolar Chargers. PETER KALLINGER, Gerhard Steiner, Wladyslaw Szymanski, University of Vienna

Comparison of Two PM Inlets for Improved Airborne lead Sampling. QUENTIN MALLOY, Andrew Dart, Jonathan Thornburg, Robert Vanderpool, April Corbett, RTI International

Comprehensive Single Particle Analysis by Aerosol Mass Spectrometry with Different Desorption and Ionisation Techniques. MARKUS OSTER, Matthias Bente-von Frowein, Jürgen Schnelle-Kreis, Ralf Zimmermann, Helmholtz Zentrum München

Computational Fluid Dynamics Analysis of High-Volume Inlets for Atmospheric Aerosol Sampling Application. IGOR NOVOSSELOV, Riley Gorder, Anna Gannet Hallar, Enertechnix Inc

Constraining Particle Bounce in an Impactor. ADAM BATEMAN, Scot Martin, Harvard University

Corona-assisted Microwave Plasma Spectroscopy for Spectrochemical Analysis of Aerosols. PRAMOD KULKARNI, Philip Efthimion, Centers for Disease Control and Prevention, NIOSH

Design and Performance of a Thermophoretic Precipitator Nanoparticle Sampler. ART MILLER, Chris Wendel, Alek Marinos, Grant King, Aleksandar Bugarski, NIOSH

Determination of Particle Counting Pressure Correction for Turbine Engine Exhaust Sampling. MATTHEW DEWITT, Edwin Corporan, Christopher Klingshirn, Air Force Research Laboratory/Propulsion Directorate

Determination of Polycyclic Aromatic Hydrocarbons and Their Oxidation Products in Particulate Matter Using Pressurized Fluid Extraction. RICHARD COCHRAN, Nagaraju Dongari, Haewoo Jeong, Josef Beranek, Alena Kubatova, University of North Dakota

Development and Evaluation of a Personal Sampler for Nanoparticle Exposure Assessment. JOHN VOLCKENS, Dan Miller-Lionberg, Anthony Marchese, Hank Lentz, Matt Zock, Kristin Bunker, Traci Lersch, John Mastovich, Gary Casuccio, Colorado State University

Development and Validation of an Isokinetic Calibration System for Cross Correlation of Differing Aerosol Measurement Methodologies. WENDY MERKLEY, Michael Wojcik, Randy Martin, Kori Moore, Utah State University

Development of a Highly Specific and Sensitive Technique to Measure Organic Nitrogen in Atmospheric Aerosols. JACQUELINE HAMILTON, Mustafa Ozel, Lewis Alastair, University of York

Development of a Mobile Atmospheric Reaction Chamber with Precision Thermodynamic Control for Generation of Complex Urban Air Mixtures. JONATHAN KRUG, Michael Lewandowski, John Offenberg, Tadeusz Kleindienst, M. Ian Gilmour, U.S. Environmental Protection Agency

Development of a Special Dust Feeder for Long-Term Aerosol Generation from Poor Flow Dust Materials. STEPHAN GROSSE, Topas GmbH

Development of a Triggering-LIBS for Determination of Elemental Composition of Single Particles in Real Time. Kihong Park, HEESUNG LEE, Jihyun Kwak, Gwangju Institute of Science and Technology

Development of Aerosol Particle Trapping System with Signal from OPC for Particle Visualization. CHIHO KITAYAMA, Tomomi Fujioka, Takafumi Seto, Yoshio Otani, Tetsuo Endo, Kanazawa University

Development of an In Situ Thermal Desorption Gas Chromatograph for Intermediate-Volatility and Semi-volatile Organic Compounds. YUNLIANG ZHAO, Nathan Kreisberg, Susanne Hering, Allen H. Goldstein, University of California, Berkeley

Development of Near Continuous Sampling Methods for On Line Measurement of Chemical and Toxicological Properties of Size Fractionated PM. PAYAM PAKBIN, Constantinos Sioutas, Nancy Daher, Dongbin Wang, University of Southern California

Development of Thermal Desorption – Comprehensive Two-Dimensional Gas Chromatography Coupled with Tandem Mass Spectrometry (TD–GC×GC–MS/MS) for Determination of Trace Polycyclic Aromatic Hydrocarbons and Their Derivatives in Diesel Exhaust and Atmosphere. AKIHIRO FUSHIMI, Shunji Hashimoto, Teruyo Ieda, Nobuo Ochiai, Yoshikatsu Takazawa, Yuji Fujitani, Kiyoshi Tanabe, National Institute for Environmental Studies

Development of Variable-Flow Rate Isokinetic Sampling System for 0.5-15 Micro-Meter Particles. HIROKAZU ICHITSUBO, Yoshio Otani, Japan Tobacco Inc.

Device and Method for Generation of Aerosol Distributions with Tuneable Geometric Mean Diameter down to 5 nm. JAMES FARNSWORTH, Jason Johnson, TSI Incorporated

Direct Surface Analysis of Size- and Time- Resolved Organic Aerosol. STEPHEN FULLER, Markus Kalberer, Yongjing Zhao, Anthony Wexler, University of Cambridge

Drift Tube Ion Mobility Spectrometry of Sub-10 nm Nanoparticles. DEREK OBERREIT, Peter McMurry, Christopher Hogan Jr., University of Minnesota

Droplet Growth Kinetics from Scanning Flow CCN Analysis Data Using an Instrument Model. Tomi Raatikainen, Terry Lathem, Jack Lin, Richard Moore, ATHANASIOS NENES, Georgia Institute of Technology

Estimating Health Effects of Air Pollutants in Pittsburgh from 2001-2002 Using Autoregressive Moving Average (ARMA) Time Series Structural Equation Models (SEMs). RICHARD BILONICK, Daniel Connell, Evelyn Talbott, Judith Rager, Lynne Pavlic Marshall, University of Pittsburgh

Estimating the Primary Particle Size of an Agglomerate Using APM and SMPS. MIKA IHALAINEN, Terttaliisa Lind, Jorma Jokiniemi, Paul Scherrer Institut, Switzerland

Evaluation of a Compact Electrostatic Nanoparticle Sampler. HE JING, Ta-Chih Hsiao, Siqin He, Qisheng Ou, Da-Ren Chen, Washington University in St. Louis

Evaluation of a Particle Trap Laser Desorption Mass Spectrometer (PT-LDMS) for Online Measurements of Aerosol Composition. NOBUYUKI TAKEGAWA, Takuma Miyakawa, Naoki Takeda, Masahiko Takei, Noritomo Hirayama, RCAST, University of Tokyo

Evaluation of a Personal Diffusion Battery. DONNA VOSBURGH, Timothy Klein, Maura Sheehan, T. Renee Anthony, Thomas Peters, University of Wisconsin-Whitewater

Evaluation of the Classification Performance of the New Centrifugal Particle Mass Analyzer. JONATHAN SYMONDS, Cambustion

Examination of Sampler Efficiency of Thin-Walled Reference Samplers in Low Velocity Freestreams. KIMBERLY ANDERSON, T. Renee Anthony, University of Iowa

Experimental Study of a Miniature Dumbbell Electrical Aerosol Classifier (Dumbell EAC). SIQIN HE, Da-Ren Chen, Washington University in St. Louis

Extractive Electrospray Ionisation (EESI): A Novel Mass Spectrometry Technique for the Online Characterization of Organic Aerosol. PETER GALLIMORE, Markus Kalberer, University of Cambridge

Field and Laboratory Evaluation of a Sequential Time Resolved Aerosol Composition Measurement Instrument. ARSINEH HECOBIAN, Arantzazu Eiguren-Fernandez, Amy P. Sullivan, Gregory Lewis, Susanne Hering, Charles Henry, Jeffrey L. Collett, Colorado State University

Field Testing of Genetically Tagged Spores for Specific Detection and Tracking of Biological Simulants in the Environment. TIFFANY SUTTON, US Army Edgewood Chemical Biological Center

First Field Application of a Thermal Desorption Resonance-Enhanced Multiphoton-Ionisation Single Particle Time-of-Flight Mass Spectrometer for On-line Measurements of Particle Bound Polycyclic Aromatic Hydrocarbons and Source Identification. MARKUS OSTER, Michael Elsasser, Jürgen Schnelle-Kreis, Ralf Zimmermann, Helmholtz Zentrum München

Generation of Aerosol Particles of Controlled Mixed Composition. VASANTHI SIVAPRAKASAM, John Tucker, Jay Eversole, Naval Research Laboratory

High Temperature Condensation Particle Counter. Kanchit Rongchai, Nick Collings, JACOB SWANSON, University of Cambridge

High-Time Resolution Measurement of Particulate Matter Mass and Chemical Speciation. CHEOL-HEON JEONG, Krystal J. Godri, Greg J. Evans, SOCAAR, University of Toronto

How Many Replicates Are Sufficient for Characterizing Cookstove Emissions: A Case Study Using the Berkeley-Darfur Stove and Three Stone Fire. YUNGANG WANG, Ashok Gadgil, Thomas Kirchstetter, Lawrence Berkeley National Laboratory

Importance of Temperature Calibration for the Sunset Laboratory Carbon Analyzer: NIOSH and IMPROVE Temperature Protocols. JELICA PAVLOVIC, John Kinsey, ORISE U.S.EPA

Improving the Resolution of Low Pressure Impactor. ANSSI ARFFMAN, Jaakko Yli-Ojanperä, Jorma Keskinen, Tampere University of Technology

Influence and Efficiency of a Catalytic Stripper in Organic Carbon Removal from Laboratory Generated Soot Aerosols. JELICA PAVLOVIC, John Kinsey, ORISE U.S.EPA

Influence of Electrode and Carrier Gas Characteristics on the Measurement of Elemental Concentration of Aerosols Using Spark Plasma Spectroscopy. Prasoon Diwakar, PRAMOD KULKARNI, Centers for Disease Control and Prevention, NIOSH

Infrared Spectroscopic Determination of Aerosol Organic Mass using Partial Least Squares Regression. TRAVIS RUTHENBURG, Ann Dillner, University of California, Davis

Inter- and Intra-model Comparisons of Water-based Condensation Particle Counters near a Major Freeway with Significant Heavy-duty Diesel Traffic. EON LEE, Yifang Zhu, Andrea Polidori, Michael Koch, Philip Fine, Ahmed Mehadi, Donald Hammond, Jeffery Wright, Antonio H. Miguel, Alberto Ayala, University of California, Los Angeles

Intercomparison of Particle Sizing Between AMS, SMPS and FMPS. BERTO LEE, Yong J. Li, Chak K. Chan, Hong Kong University of Science and Technology

Introducing the Volatility and Polarity Separator (VAPS) for Total Organic Aerosol Characterization. RAUL MARTINEZ, Brent Williams, Yaping Zhang, Peter Mellott, Nathan Kreisberg, Susanne Hering, David Worton, Allen H. Goldstein, Thorsten Hohaus, Manjula Canagaratna, Donna Sueper, John Jayne, Douglas Worsnop, Washington University in St. Louis

Investigation of Beta Attenuation Monitor Filter Rolls for Particulate Matter Speciation. SURESH RAJA, Philip K. Hopke, Xia Xiaoyan, Sriraam Ramanathan Chandrasekaran, Lin Lin, Kalliat Valsaraj, Jon Klassen, James W. Sweet, Providence Engineering and Environmental Group

Laboratory Evaluation of Selected Methods for Determining Black Carbon Source Emissions. John Kinsey, JELICA PAVLOVIC, U.S. EPA

Laser Ablation Aerosol Mass Spectrometry for Molecular Analysis of Biological Materials. LIZABETH ALEXANDER, Matthew Newburn, Douglas Day, Jose-Luis Jimenez, Manjula Canagaratna, Douglas Worsnop, Vanessa Bailey, Pacific Northwest National Laboratory

Mass-Mobility Characterization of Flame-made ZrO2 Aerosols: the Primary Particle Diameter and Extent of Aggregation. MAX L. EGGERSDORFER, Arto Groehn, Chris Sorensen, Peter McMurry, Sotiris E. Pratsinis, ETH Zurich

Measuring Concentrations of Cigarette Smoke and Diesel Exhaust Using a MEMS-Based Microfluidic PM Sensor. IGOR PAPROTNY, Frederick Doering, Richard White, Paul A. Solomon, Lara Gundel, University of California, Berkeley

Method Development and Field Evaluation of an Acidic Ultrafine Particle Detector. Da-Wei Wang, Hai Guo, KALAM CHEUNG, Chak K. Chan, Hong Kong Polytechnic University

Method Development for Determination of Trace Concentrations of Aldehydes and Carboxylic Acids in Particulate Matter. JANA ROUSOVA, Manikyala R. Chintapalli, Anastasia Lindahl, Jana Stavova, Alena Kubatova, University of North Dakota

Multiple Charging Correction for SMPS Algorithm. Meilu He, SURESH DHANIYALA, Clarkson University

Negative-ion Electrospray as an Ion Source for Chemical Ionization Mass Spectrometry of Atmospheric Gaseous Inorganic/organic Acids and Clusters. JUN ZHAO, Coty Jen, Modi Chen, Michael J. Lawler, Peter McMurry, James N. Smith, University of Minnesota

Neutralization of Electrosprayed Particles via Photo-ionizer. QIAOLING LIU, Da-Ren Chen, Washington University in St. Louis

New Detection Method of Filter Leak using the Schlieren Shadow-graph Technique. SHIGERU KIMOTO, Lin Li, Joseph Peterson, David Pui, University of Minnesota

Online Chemical Characterization of Sub-micron Organic Particles Using Direct Analysis in Real Time Mass Spectrometry (DART-MS). THEODORA NAH, ManNin Chan, Stephen R. Leone, Kevin Wilson, University of California, Berkeley

Performance Analysis of a High-Flow Dual-Channel Differential Mobility Analyzer (HD-DMA). ISHARA HUNGAMA MUDALIGE, Meilu He, Praney Dubey, Suresh Dhaniyala, Clarkson University

Performance Evaluation of a Recently Developed Aerosol Chemical Speciation Monitor (ACSM). Neel Kotra, VISHAL VERMA, Jiumeng Liu, Sri Hapsari Budisulistiorini, Wendy Marth, Jason Surratt, Eric Edgerton, Karsten Baumann, Eladio Knipping, Stephanie Shaw, Nga Lee Ng, Rodney Weber, Georgia Institute of Technology

Photophoretic Trapping of Absorbing Particles in Air and Measurement of Their Single-Particle Raman Spectra. YONG-LE PAN, Steve Hill, Mark Coleman, US Army Research Laboratory

Physico-chemical Assessment of Biodiesel Vehicle Fuel Exhaust Emissions and the Effect of New Emission Control Devices: The EMITTED Study. NAOMI ZIMMERMAN, Krystal J. Godri, Terry Jung, Cheol-Heon Jeong, Josephine Cooper, James S. Wallace, Greg J. Evans, SOCAAR, University of Toronto

Polar Nephelometer for the Measurement of the Particle Asymmetry Parameter. Paul Kebabian, TIMOTHY ONASCH, Joda Wormhoudt, Andrew Freedman, Aerodyne Research, Inc.

Potential Effects of Agar Plate Volume on Bioaerosol Impactor Measurement Accuracy. JENNIFER THERKORN, Gediminas Mainelis, Rutgers, The State University of New Jersey

Practical Implementation of a New Coincidence Correction Technique. AARON COLLINS, William Dick, Francisco Romay, Lin Li, MSP Corporation

Prediction of Balloon-Borne Impactor Collection Efficiency at Different Altitudes. Gyuho Kim, SE-JIN YOOK, Kang-Ho Ahn, Hanyang University

Prototype of Portable Cellphone-Connected Particulate Matter (PM) Sensor. IGOR PAPROTNY, Dawn Hustig-Schultz, Jess Dominguez, Rick Farley, Paul A. Solomon, Richard White, Lara Gundel, University of California, Berkeley

Quantification of Carboxylic Acid and Carbonyl Functional Groups in Organic Aerosol Infrared Absorbance Spectra. SATOSHI TAKAHAMA, Anita Johnson, Lynn Russell, Scripps Inst. of Oceanography; EPF Lausanne

Quantifying Ligand Adsorption to Nanoparticles using Tandem Differential Mobility – Mass Analysis. SUVAJYOTI GUHA, Xiaofei Ma, Michael Tarlov, Michael Zachariah, University of Maryland, College Park

Refinement of a Particle Trap Laser Desorption Mass Spectrometer (PT-LDMS) as a Field-Deployable Aerosol Composition Analyzer. NAOKI TAKEDA, Takuma Miyakawa, Masahiko Takei, Noritomo Hirayama, Nobuyuki Takegawa, Fuji Electric, Co., Ltd

Scattering Phase Function Measurements of PSLs and Ammonium Sulfate Particles. PAUL KEBABIAN, Timothy Onasch, Joda Wormhoudt, Andrew Freedman, Aerodyne Research, Inc.

Semi-continuous Online Measurements of Reactive Oxygen Species in the Particle and Gas Phase. LAURA KING, Vishal Verma, Rodney Weber, Georgia Institute of Technology

State-of-Art Toolbox for High Resolution De-convolution of Ion-Cluster Signal from Time-of-Flight Mass Spectrometry Data. HEIKKI JUNNINEN, Gustaf Lönn, Mikael Ehn, Siegfried Schobesberger, Tuukka Petäjä, Douglas Worsnop, Markku Kulmala, University of Helsinki

Testing of a Battery Powered Data-Logging TSI Water-Based Ultrafine CPC for Mobile Outdoor Use. ASHISH SINGH, Robert Bullard, Charles Stanier, University of Iowa

The Age Old Question: Continuous or 24-hr Integrated Measurements. Oliver Rattigan, H. Dirk Felton, Kevin Civerolo, JAMES SCHWAB, New York State Dept. of Environmental Conservation

The Impact of Efficient Trapping Millions of Atmosphere-Sampled Singly-Charged Nanoparticles up to 200 nm. PETER T. A. REILLY, Xinyu Wang, Huijuan Chen, Katherine G. E. Donahoe, Washington State University

The Low Cut Point Viable Bioaerosol Collector: Viability of E. coli Samples Collected at 300 L/min and Archived for 15 Days. MARIA D. KING, Ray Pierson, Asmaa Kassab, Texas A&M University

The Potential of Bio-nanoparticles as Standard Reference Materials for Mobility Calibration. MINGDONG LI, Suvajyoti Guha, George Mulholland, Michael Zachariah, University of Maryland, College Park

The Use of Cavity Ring-Down Spectroscopy to Quantify Mineral Dust Optical Properties. Daniel P. Veghte, MIRIAM A. FREEDMAN, The Pennsylvania State University

The USEPA Coarse PM Pilot Speciation Study. HILARY MINOR, Jay Turner, Steven Brown, Paul Roberts, Joann Rice, Sonoma Technology, Inc.

Toward In-Situ Characterization of Aerosol Optics with a Supercontinuum Light Source Covering Most of the Solar Spectrum. Ian Arnold, HANS MOOSMULLER, Noopur Sharma, Claudio Mazzoleni, Patrick Arnott, Desert Research Institute

Traceable CPC Calibration in a Wide Particle Size Range: From 10 Nanometer up to 10 Micrometer. JAAKKO YLI-OJANPERÄ, Hiromu Sakurai, Kenjiro Iida, Jyrki M. Mäkelä, Kensei Ehara, Jorma Keskinen, Tampere University of Technology

Two Sources of Errors in Determination of the Particle Concentration Reduction Factor of the Volatile Particle Remover Used in Legislated Vehicle Emission Measurement. HIROMU SAKURAI, Keizo Saito, Tsuyoshi Taishi, Tetsuji Koyama, AIST

Ultrafine Particle Generation Through Atomization Technique: The Influence of the Solution. LUCA STABILE, Giorgio Buonanno, Conchita Vargas Trassierra, Gianfranco Dell'Agli, Aldo Russi, University of Cassino and Southern Lazio

Ultrafine Particle Monitor (TSI 3031) Measurements and Evaluation in New York City. JAMES SCHWAB, G. Garland Lala, Kenneth Demerjian, Brian P. Frank, H. Dirk Felton, Oliver Rattigan, Robert Anderson, University at Albany, SUNY

Use of Inertial-Filter as Sampling Inlet of CPC for Measuring Nanoparticles. CHIHO KITAYAMA, Takebayashi Masato, Takafumi Seto, Yoshio Otani, Masami Furuuchi, Takuji Ikeda, Kanazawa University

Using Single Particle Levitation Coupled with Raman Spectroscopy to Investigate the Displacement of Ammonium from Aerosol Particles by Uptake of Triethylamine. Yong J. Li, Berto Lee, CHAK K. CHAN, Hong Kong University of Science and Technology

Validating a Centrifugal Particle Mass Analyzer and Differential Mobility Spectrometer System for Mass-Mobility Measurements. Tyler Johnson, Jonathan Symonds, JASON OLFERT, University of Alberta

Water-Based Fast Integrated Mobility Spectrometer. STEVEN SPIELMAN, Chongai Kuang, Jian Wang, Susanne Hering, Aerosol Dynamics Inc.