Recent Publications

2009     2008     2007     2006     2005     2004     2003    2002     2001    2000

 

 

2009

 

M.A. Dreyfus, K. Adou, S.M. Zucker, M.V. Johnston, “Organic Aerosol Source Apportionment from Highly Time Resolved Molecular Composition Measurements”, Atmospheric Environment (2009) 43, 2901-2910.

 

J.A. Lloyd, K.J. Heaton, M.V. Johnston, “Reactive Uptake of Trimethylamine into Ammonium Nitrate Particles”, Journal of Physical Chemistry A (2009) 113, 4840-4843.

 

J.A. Lloyd and M.V. Johnston, An IT-TOF Mass Spectrometer for the Analysis of Organic Aerosol”, International Journal of Mass Spectrometry (2009) 281, 8-14.

 

 

 

2008

 

K.J. Bein, Y.J. Zhao, M.V. Johnston, G.J. Evans, A.S. Wexler, Extratropical waves transport boreal wildfire emissions and drive regional air quality dynamics”, Journal of Geophysical Research – Atmospheres (2008) 113 (D23213), doi:10.1029/2008JD010169.

 

G. Ertem, A.M. Snellinger-O’Brien, M.C. Ertem, D.A. Rogoff J.P. Dworkin, M.V. Johnston, R.M. Hazen, Abiotic Formation of RNA-Like Oligomers by Montmorillonite Catalysis: Part II” International Journal of Astrobiology (2008) 7, 1-7.

 

C.A. Zordan, S. Wang, M.V. Johnston, “Time-Resolved Chemical Composition of Individual Nanoparticles in Urban Air”, Environmental Science and Technology (2008) 42, 6631-6636.

 

K.J. Bein, Y. Zhao, M.V. Johnston, A.S. Wexler, “Interactions between boreal wildfire and urban emissions”, Journal of Geophysical Research – Atmospheres (2008) 113, D07304, doi:10.1029/2007JD008910.

 

M.S. Reinard and M.V. Johnston, “Ion Formation Mechanism in Laser Desorption Ionization of Individual Nanoparticles, Journal of the American Society for Mass Spectrometry (2008) 19, 389-399.

 

M.A. Dreyfus and M.V. Johnston, “Rapid Sampling of Individual Organic Aerosol Species in Ambient Air with the Photoionization Aerosol Mass Spectrometer”, Aerosol Science and Technology (2008) 42, 1-10.

 

A.S. Wexler and M.V. Johnston, “What have we learned from highly time resolved measurements during the EPA supersite program and related studies?”, Journal of the American Waste Management Association (2008) 58, 303-319.

 

 

 

2007

 

F. Zhou and M. V. Johnston, "Hypersensitive Measurement of Proteins by Capillary Isoelectric Focusing and LC/MS", in: Chromatographic Methods in Clinical Chemistry and Toxicology, editors R. Bertholf and R. Winecker, John Wiley and Sons, New York, (2007) Chapter 5, pp. 67-86.

M.V. Johnston and M.A. Dreyfus, “Organic Particle Analysis off a Surface”, Encyclopedia of Mass Spectrometry, Volume 6 – Molecular Ionization, Eds. M.L. Gross and R.M. Caprioli, Elsevier, Amsterdam, (2007) Chapter 4, pp. 279-285.

D.M. Murphy, P.K. Hudson, D.J. Cziczo, S. Gallavardin, K.D. Froyd, M.V. Johnston, A.M. Middlebrook, M.S. Reinard, D.S. Thomson, T. Thornberry, A.S. Wexler, “Distribution of lead in single atmospheric particles”, Atmospheric Chemistry and Physics (2007) 7, 3195–3210.

K.J. Bein, Y. Zhao, M.V. Johnston, A.S. Wexler, “Identification of Sources of Atmospheric PM at the Pittsburgh Supersite. Part III: Source Characterization”, Atmospheric Environment (2007) 41, 3974-3992.

K.J. Heaton, M.A. Dreyfus, S. Wang, M.V. Johnston, Oligomers in the Early Stage of Biogenic SOA Formation and Growth”, Environmental Science and Technology (2007) 41, 6129-6136.

G.A. Eiceman, D. Young, H. Schmidt, J.E. Rodriguez, J.I. Baumbach, W. Vautz, D.A. Lake, M.V. Johnston, “Ion Mobility Spectrometry of Gas Phase Ions from Laser Ablation of Solids in Air at Ambient Pressure”, Applied Spectroscopy (2007) 61, 1076-1083.

M.S. Reinard, K. Adou, J.M. Martini, M.V. Johnston, “Source Characterization and Identification by Real-Time Single Particle Mass Spectrometry”, Atmospheric Environment (2007) 40, 9397-9409.

F. Zhou and M.V. Johnston, “Intact Protein Profiling of Chlorobium tepidum by Capillary Isoelectric Focusing, Reversed Phase Liquid Chromatography and Mass Spectrometry”, Analytical Chemistry (2007) 79, 7145-7153.

 

 

 

2006

 

M.P. Tolocka, K.J. Heaton, M.A. Dreyfus, S. Wang, C.A. Zordan, T.D. Saul, M.V. Johnston, “Chemistry of Particle Inception and Growth During α-Pinene Ozonolysis, Environmental Science and Technology (2006) 40, 1843-1848.

 

S. Wang, C.A. Zordan and M.V. Johnston, “Chemical Characterization of Individual, Airborne Sub-10 nm Particles and Molecules”, Analytical Chemistry (2006) 78, 1750-1754.

 

C.M. Wright, G.D. Christman, A.M. Snellinger, M.V. Johnston, E.G. Mueller, “Direct Evidence for Enzyme Persulfide and Disulfide Intermediates during 4 Thiouridine Biosynthesis”, Chemical Communications (2006) 3104-3106.

 

M.P. Tolocka, M.S. Reinard, D.A. Lake, J.M. Ondov, A.S. Wexler, M.V. Johnston, “Characterization of Short-term Particulate Matter Events by Real-Time Single Particle Mass Spectrometry”, Aerosol Science and Technology (2006) 40, 873 882.

 

J.A. Lloyd, J.M. Spraggins, J. Laskin, M.V. Johnston, “Peptide Ozonolysis: Product Structures and Relative Reactivities for Oxidation of Tyrosine and Histidine Residues”, Journal of the American Society for Mass Spectrometry (2006) 17, 1289-1298.

 

T.D. Saul, M.P. Tolocka and M.V. Johnston, “Reactive Uptake of Nitric Acid onto Sodium Chloride Aerosols Over a Wide Range of Relative Humidities, Journal of Physical Chemistry A (2006) 110, 7614-7620.

 

J.M. Ondov, T.J. Buckley, P.K. Hopke, D. Ogulei, M.B. Parlangfe, W.F. Rogge, K.S. Squibb, M.V. Johnston, A.S. Wexler, “Baltimore Supersite: Highly time- and size-resolved concentrations of urban PM2.5 and its constituents for resolution of sources and immune responses”, Atmospheric Environment (2006) 40, S224 S237.

 

N.J. Pekney, C.I. Davidson, K.J. Bein, A.S. Wexler, M.V. Johnston, “Identification of Sources of Atmospheric PM at the Pittsburgh Supersite Part I: Single Particle Analysis and Filter-based Positive Matrix Factorization”, Atmospheric Environment (2006) 40, S411-S423.

 

K.J. Bein, Y. Zhao, N.J. Pekney, C.I. Davidson, M.V. Johnston, A.S. Wexler, “Identification of Sources of Atmospheric PM at the Pittsburgh Supersite. Part II: Quantitative Comparisons of Single Particle, Particle Number, and Particle Mass Measurements”, Atmospheric Environment (2006) 40, S424-S444.

 

C.S. Hamilton, T.M. Greco, C.A. Vizthum, J.M. Ginter, M.V. Johnston, E.G. Mueller, “Mechanistic investigations of the pseudouridine synthase RluA using RNA containing 5-fluorouridine”, Biochemistry (2006) 45, 12029-12038.

 

M.V. Johnston, S. Wang, M.S. Reinard, Nanoparticle Mass Spectrometry: Pushing the Limit of Single Particle Analysis”, Applied Spectroscopy (2006) 60, 264A-272A.

D.G. Nash, T. Baer, M.V. Johnston, “Aerosol Mass Spectrometry: An Introductory Review”, International Journal of Mass Spectrometry (2006) 258, 2-12.


S. Wang and M.V. Johnston, “Airborne Nanoparticle Characterization with a Digital Ion Trap – Reflectron Time of Flight Mass Spectrometer”, International Journal of Mass Spectrometry (2006) 258, 50-57.

 

 

 

2005

 

C.S. Hamilton, C.J. Spedaliere, J.M. Ginter, M.V. Johnston, and E.G. Mueller, “The roles of the essential Asp-48 and highly conserved His-43 elucidated by the pH dependence of the pseudouridine synthase TruB, Archives of Biochemistry and Biophysics (2005) 433, 322-334.

 

M.P. Tolocka, D.A. Lake, M.V. Johnston, A.S. Wexler, “Size-Resolved Fine and Ultrafine Particle Composition in Baltimore, Maryland”, Journal of Geophysical Research, Atmospheres (2005) 110.

 

K.J. Bein, Y. Zhao, A.S. Wexler, M.V. Johnston, “Speciation of Size-Resolved Individual Ultrafine Particles in Pittsburgh, Pennsylvania”, Journal of Geophysical Research, Atmospheres (2005) 110.

 

F. Zhou and M.V. Johnston, “Protein Profiling by Capillary Isoelectric Focusing, Reversed Phase Liquid Chromatography and Mass Spectrometry”, Electrophoresis (2005) 26, 1383-1388.

 

A. Clements, M.V. Johnston, B.S. Larsen, C.N. McEwen, “Fluorescence-based Peptide Labeling and Fractionation Strategies for Analysis of Cysteine-containing Peptides”, Analytical Chemistry (2005) 77, 4495-4502.

 

M.A. Dreyfus, M.P. Tolocka, S.M. Dodds, J. Dykins, and M.V. Johnston, “Cholesterol Ozonolysis: Kinetics, Mechanism and Oligomer Products”, Journal of Physical Chemistry A (2005) 109, 6242-6248.

 

B. Zhao, Z.W. Yang, Z.G. Li, M.V. Johnston, H. Wang, “Particle size distribution function of incipient soot in laminar premixed ethylene flames: effect of flame temperature”, Proceedings of the Combustion Institute, Part 1 (2005) 30, 1441 1448.

 

B. Oktem, M.P. Tolocka, B. Zhao, H. Wang, M.V. Johnston, “Chemical Species Associated with the Early Stage of Soot Growth in a Laminar Premixed Ethylene Oxygen-Argon Flame”, Combustion and Flame (2005) 142, 364-373.

 

H.B. White, S.D. Brown, M.V. Johnston, “Contemporary Moral Problems in Chemistry: Impact of Peer Presentations on Awareness of Science and Society Issues”, Journal of Chemical Education (2005) 82, 1570-1576.

 



2004

 

B. Oktem, M.P. Tolocka, M.V. Johnston, “On-Line Analysis of Organic Components in Fine and Ultrafine Particles by Photoionization Aerosol Mass Spectrometry”, Analytical Chemistry (2004) 76 , 253-261.

 

M.P. Tolocka, T.D. Saul, M.V. Johnston, “Reactive Uptake of Nitric Acid into Aqueous Sodium Chloride Droplets Using Real-Time Single-Particle Mass Spectrometry”, Journal of Physical Chemistry A (2004) 108, 2659-2665.

 

M.P. Tolocka, M.Jang, J.M. Ginter, F.J. Cox, R.M. Kamens, M.V. Johnston, “Formation of Oligomeric Species in Secondary Organic Aerosols”, Environmental Science and Technology (2004) 38, 1428-1434.

 

M.P. Tolocka, D.A. Lake, M.V. Johnston, A.S. Wexler, “Number Concentrations of Fine and Ultrafine Particles Containing Metals”, Atmospheric Environment (2004) 38, 3263-3273.

 

M.P. Tolocka, D.A. Lake, M.V. Johnston, A.S. Wexler, “Ultrafine Nitrate Particle Events in Baltimore Observed by Real-Time Single Particle Mass Spectrometry”, Atmospheric Environment (2004) 38, 3215-3223.

 

F. Zhou and M.V. Johnston, “Protein Characterization by On-line Capillary Isoelectric Focusing, Reverse Phase Liquid Chromatography and Mass Spectrometry” Analytical Chemistry (2004) 76, 2734-2740 .

 

F.J. Cox, M.V. Johnston. K. Qian, D.G. Peiffer, “Compositional Analysis of Isobutylene/p-Methylstyrene Copolymers by Matrix-Assisted Laser Desorption Ionization Mass Spectrometry”, Journal of the American Society for Mass  Spectrometry (2004) 15, 681-688.

 

D.A. Lake, M.P. Tolocka, M.V. Johnston, A.S. Wexler, “The Character of Single Particle Sulfate in Baltimore”, Atmospheric Environment (2004) 38, 5311-5320.

 

J.M. Ginter, F. Zhou, M.V. Johnston, “Generating Protein Sequence Tags by Combining Cone and Conventional Collision Induced Dissociation in a Quadrupole Time-of-Flight Mass Spectrometer”, Journal of the American Society for Mass Spectrometry (2004) 15, 1478-1486.

 

C.J. Spedaliere, J.M. Ginter, M.V. Johnston, E.G. Mueller, “The pseudouridine synthases: revisiting a mechanism that seemed settled”, Journal of the American Chemical Society (2004) 126, 12758-12759.

 

B. Zhao, Z. Yang, Z. Li, M.V. Johnston, and H. Wang, “Particle Size Distribution Function of Incipient Soot in Laminar Premixed Ethylene Flames: Effect of Flame Temperature”, Proceedings of the Combustion Institute (2004) 30, 1441-1448.

 

 

 

2003

 

B. Zhao, Z. Wang, M.V. Johnston, H. Wang, A. Wexler, M. Balthaser, M. Kraft, “Measurement and Numerical Simulation of Soot Particle Size Distribution Functions in a Laminar Premixed Ethylene-Oxygen-Argon Flame”, Combustion and Flame (2003) 133, 173-188.

 

F.J. Cox, A. Dasgupta, and M.V. Johnston, “Characterization and Relative Ionization Efficiencies of End-Functionalized Polystyrenes by Matrix-Assisted Laser Desorption/Ionization Mass Spectrometry”, Journal of the American Society for Mass Spectrometry (2003) 14, 648-657.

 

B. Zhao, Z. Wang, J.-J. Wang, M.V. Johnston, H. Wang, “Analysis of Soot Nanoparticles in a Laminar Premixed Ethylene Flame by Scanning Mobility Particle Sizer, Aerosol Science and Technology (2003) 37, 611-620.

 

K.P. Rhoads, D.J. Phares, A.S. Wexler, M.V. Johnston, “Size-Resolved Ultrafine Particle Composition Analysis, Part 1: Atlanta”, Journal of Geophysical Research – Atmospheres (2003) 108, (D7) 8418 doi:10.1029/2001JD001211.

 

D.J. Phares, K.P. Rhoads, M.V. Johnston, A.S. Wexler, “Size-Resolved Ultrafine Particle Composition Analysis, Part 2: Houston”, Journal of Geophysical Research – Atmospheres (2003) 108 , (D7) 8420, doi:10.1029/2001JD001212 .

 

A.M. Middlebrook, D.M. Murphy, S.-H. Lee, D.S. Thomson, K.A. Prather, R.J. Wenzel, D.-Y. Liu, D.J. Phares, K.P. Rhoads, A.S. Wexler, M.V. Johnston, J.L. Jimenez, J.T. Jayne, D.R. Worsnop, I. Yourshaw, J.H. Seinfeld, R.C. Flagan, S.V. Hering, R.J. Weber, P. Jongejan, J. Slanina, P.K. Dasgupta, “A Comparison of Particle Mass Spectrometers During the 1999 Atlanta SuperSite Experiment”, Journal of Geophysical Research – Atmospheres (2003) 108, (D7) 8424, doi:.

 

T.Q. Shang, J.M. Ginter, M.V. Johnston, B.S. Larsen, C.N. McEwen, “Carrier Ampholyte-Free Solution Isoelectric Focusing as a Prefractionation Method for the Proteomic Analysis of Complex Protein Mixtures”, Electrophoresis (2003) 24, 2359-2368.

 

D.A. Lake, M.P. Tolocka, M.V. Johnston, A.S. Wexler, “Mass Spectrometry of Individual Particles Between 50 and 750 nm in Diameter at the Baltimore Supersite”, Environmental Science and Technology (2003) 37, 3268-3274.

 

F.J. Cox, K. Qian, A.O. Patil, M.V. Johnston, “Microstructure and Composition of Ethylene-Carbon Monoxide Copolymers by Matrix-Assisted Laser Desorption/Ionization Mass Spectrometry”, Macromolecules (2003) 36, 8544 8550.

 

 

 

2002

 

D. Young, K.M. Douglas, G.A. Eiceman, D.A. Lake, M.V. Johnston, “Laser Desorption-Ionization of Polycyclic Aromatic Hydrocarbons from Glass Surfaces in an Ion Mobility Analysis”, Analytica Chimica Acta (2002) 453, 231-243.

 

D.B. Kane, J.J. Wang, K. Frost, M.V. Johnston, “Detection of Negative Ions from Individual Ultrafine Particles”, Analytical Chemistry (2002) 74, 2092-2096.

 

F.J. Cox, R.N. Feudale, M.V. Johnston, C.N. McEwen, E. Hauptman, Pyrolysis Photoionization Mass Spectrometry of Ethylene-Methyl Acrylate Copolymers”, Journal of Analytical and Applied Pyrolysis (2002) 64, 305-312.

 

 

 

2001

 

D.B. Kane, B. Oktem, and M.V. Johnston, "Nanoparticle Detection by Aerosol Mass Spectrometry", Aerosol Science and Technology (2001) 34, 520-527.

 

D.J. Phares, K. P. Rhoads, A.S. Wexler, D.B. Kane, M.V. Johnston, “Application of the ART-2a Algorithm to Laser Ablation Aerosol Mass Spectrometry of Particle Standards”, Analytical Chemistry (2001) 73, 2338-2344.

 

M.V. Johnston, F.J. Cox, G.J. Forte, D.C. Nairn, R.S. Sacher, A.Z. Schwartz, A. Vertes, “Remote Experimentation over the Net – Our First Year with MALDI”, Analytical Chemistry (2001) 73, 440A-445A.

 

D.B. Kane, B. Oktem, M.V. Johnston, “An Electrostatic Lens for Focusing Charged Particles in a Mass Spectrometer”, Aerosol Science and Technology (2001) 35, 990-997.

 

A.S. Wexler and M.V. Johnston, “Real-Time Single-Particle Analysis”, Aerosol Measurement Principles, Techniques, and Applications, P. A. Baron and K. Wileke eds. (John Wiley & Sons, New York, 2001), Chapter 13, pp. 365-386.

 

D.B. Kane and M.V. Johnston, “Enhancing the Detection of Sulfate Particles for Laser Ablation Aerosol Mass Spectrometry”, Analytical Chemistry (2001) 73, 5365-5369.

 

 

 

2000

 

D.L. Zoller and M.V. Johnston, "Microstructures of Butadiene Copolymers Determined by Ozonolysis / MALDI Mass Spectrometry" Macromolecules (2000) 33, 1664-1670.

 

J.L. Sterner, M.V. Johnston, G.R. Nicol, D.P. Ridge, “Signal suppression in electrospray ionization Fourier transform mass spectrometry of multi-component samples”, Journal of Mass Spectrometry (2000) 35, 385-391.

 

W.P. Bartolini and M.V. Johnston, "Characterizing DNA Photo-Oxidation Reactions by High Resolution Mass Measurements with MALDI-TOF Mass Spectrometry", Journal of Mass Spectrometry (2000) 35, 408-416.

 

D.L. Zoller, F.J. Cox, M.V. Johnston, “Strategies for polyolefin characterization by mass spectrometry”, Polymer Preprints, American Chemical Society, Division of Polymer Chemistry (2000) 41, 669-670.

 

M.V. Johnston, "Sampling and Analysis of Individual Particles by Aerosol Mass Spectrometry", Journal of Mass Spectrometry (2000) 35, 585-595.

 

D.A. Lake, M.V. Johnston, C.N. McEwen, and B.S. Larsen, "Sample preparation for high throughput accurate mass analysis by matrix-assisted laser desorption/ionization time-of-flight mass spectrometry", Rapid Communications in Mass Spectrometry (2000) 14, 1008-1013.

 

R.V. Mallina, A.S. Wexler, K.P. Rhoads, and M.V. Johnston, "High Speed Particle Beam Generation: A Dynamic Focusing Mechanism for Selecting Ultrafine Particles", Aerosol Science and Technology (2000) 33, 87-104.

 

D.J. Lohse, D.L. Teller, M.V. Johnston, K. Qian, "Determination of Deuterium Distribution in Deuterated Polyolefins by Pyrolysis-Photoionization Mass Spectrometry", Polymer Preprints (2000) 41, 682-683.

 

H.B. White, III, M.V. Johnston, and M. Panar, "Senior Seminar Focusing on Societal Issues Related to Chemistry and Biochemistry", Journal of Chemical Education (2000) 77, 1590-1593.

 

D.B. Kane and M.V. Johnston, “Size and Composition Biases on the Detection of Individual Ultrafine Particles by Aerosol Mass Spectrometry”, Environmental Science and Technology (2000) 34, 4887-4893.

 

 

Last update: 06/2009