Staff information

PNNL Publications

2023

• Baker T.J., R.G. Tonkyn, C.J. Thompson, M.K. Dunlap, P. Koster Van Groos, N.A. Thakur, and M.J. Wilhelm, et al. 2023. "An infrared spectral database for gas-phase quantitation of volatile per- and polyfluoroalkyl substances (PFAS)." Journal of Quantitative Spectroscopy and Radiative Transfer 295. PNNL-SA-177601. doi:10.1016/j.jqsrt.2022.108420

2022

• Herzog M.M., A. Hudak, D. Weise, A.M. Bradley, R.G. Tonkyn, C.A. Banach, and T.L. Myers, et al. 2022. "Point Cloud Based Mapping of Understory Shrub Fuel Distribution, Estimation of Fuel Consumption and Relationship to Pyrolysis Gas Emissions on Experimental Prescribed Burns." Fire 5, no. 4:Art. No. 118. PNNL-SA-176730. doi:10.3390/fire5040118
• Myers T.L., B.E. Bernacki, M.J. Wilhelm, K.L. Jensen, T.J. Johnson, O.M. Primera-Pedrozo, and R.G. Tonkyn, et al. 2022. "Influence of Intermolecular Interactions on the Infrared Complex Index of Refraction for Binary Liquid Mixtures." Physical Chemistry Chemical Physics 24, no. 36:22206-22221. PNNL-SA-173808. doi:10.1039/D2CP02920K
• Saunders D.L., S.C. Smith, K.L. Jensen, R.G. Tonkyn, J.S. Loring, A.M. Bradley, and C.A. Banach, et al. 2022. "Spectral Data and Databases for Optical Sensing of Mining, Materials and Mineral Characterization including in situ and Standoff Sensing." In Optics InfoBase Conference Papers: Applied Industrial Spectroscopy (AIS 2022), July 11-15, 2022, Vancouver, Canada, Art. No. ATu5G.3. Washington, District Of Columbia:Optica Publishing Group. PNNL-SA-174420.

2021

• Banach C.A., A.M. Bradley, R.G. Tonkyn, O.N. Williams, J. Chong, D. Weise, and T.L. Myers, et al. 2021. "Dynamic Infrared Gas Analysis from Longleaf Pine Fuel Beds Burned in a Wind Tunnel: Observation of Phenol in Pyrolysis and Combustion Phases." Atmospheric Measurement Techniques 14, no. 3:2359-2376. PNNL-SA-155481. doi:10.5194/amt-14-2359-2021
• Bradley A.M., B.E. Bernacki, S.C. Smith, O.M. Primera-Pedrozo, R.G. Tonkyn, T.J. Johnson, and T.L. Myers. 2021. "Experimental and modeling investigation of binary liquid mixtures." In Chemical, Biological, Radiological, Nuclear, and Explosives (CBRNE) Sensing XXII, April-12-16, 2021, Virtual, Online. Proceedings of the SPIE, 1749, 117490R. Bellingham, Washington:SPIE. PNNL-SA-160761. doi:10.1117/12.2588558
• Hughey K.D., R.G. Tonkyn, W.W. Harper, V.L. Young, T.L. Myers, and T.J. Johnson. 2021. "Preliminary Studies of UV Photolysis of Gas-phase CH3I in Air: Time-resolved Infrared Identification of Methanol and Formaldehyde Products." Chemical Physics Letters 768. PNNL-SA-158691. doi:10.1016/j.cplett.2021.138403
• Myers T.L., D.L. Saunders, J.E. Szecsody, R.G. Tonkyn, K. Mo, B.F. Cappello, and C.A. Banach, et al. 2021. "Hydrolysis of methylphosphonic anhydride solid to methylphosphonic acid probed by Raman and infrared reflectance spectroscopies." Analytical Methods 13, no. 35:3855-4010. PNNL-SA-160396. doi:10.1039/d1ay00610j
• Saunders D.L., K. Mo, R.G. Tonkyn, C.A. Banach, C.G. Fraga, J.E. Szecsody, and B.F. Cappello, et al. 2021. "Challenges to detection: Humidity as a spur to chemical agent change." In Chemical, Biological, Radiological, Nuclear, and Explosives (CBRNE) Sensing XXII, April 12-16, 2021, Virtual, Online. Proceedings of the SPIE, edited by J.A. Guicheteau and C.R. Howle, 11749, Paper No. 117490P. Bellingham, Washington:SPIE. PNNL-SA-167078. doi:10.1117/12.2588322

2020

• Hughey K.D., A.M. Bradley, R.G. Tonkyn, H.M. Felmy, T.A. Blake, S.A. Bryan, and T.J. Johnson, et al. 2020. "Absolute Band Intensity of the Iodine Monochloride Fundamental Mode for Infrared Sensing and Quantitative Analysis." Journal of Physical Chemistry A 124, no. 46:9578-9588. PNNL-SA-154340. doi:10.1021/acs.jpca.0c07353

2019

• Myers T.L., R.G. Tonkyn, J.S. Loring, A.M. Oeck, C.A. Banach, R.M. Francis, and Y. Su, et al. 2019. "Accurate Optical Constants for Liquids in the Near-Infrared: Improved Methods for Obtaining the n and k Constants from 1 to 4 Microns." In Chemical, Biological, Radiological, Nuclear, and Explosives (CBRNE) Sensing XX, April 14-18, 2019, Baltimore, MD. Proceedings of the SPIE, edited by JA Guicheteau and CR Howle, 11010, Article No. 11010O. Bellingham, Washington:SPIE. PNNL-SA-142990. doi:10.1117/12.2519499
• Myers T.L., T.J. Johnson, N.B. Gallagher, B.E. Bernacki, T.N. Beiswenger, J.E. Szecsody, and R.G. Tonkyn, et al. 2019. "Hyperspectral Imaging of Minerals in the Longwave Infrared: The Use of Laboratory Directional-Hemispherical Reference Measurements for Field Exploration Data." Journal of Applied Remote Sensing 13, no. 3:034527. PNNL-SA-142826. doi:10.1117/1.JRS.13.034527
• Oeck A.M., R.G. Tonkyn, J.S. Loring, C.A. Banach, R.M. Francis, S.D. Burton, and B.E. Bernacki, et al. 2019. "A Free Spectroscopic Databank of Optical Constants for Use in Optics Education and Modeling: complex refractive index data n and k from 1.0 to 25 um." In Fifteenth Conference on Education and Training in Optics and Photonics: ETOP 2019, edited by Anne-Sophie Poulin-Girard and Joseph A. Shaw, 11143, 111430H. PNNL-SA-144111. doi:10.1117/12.2532130
• Scharko N.K., A.M. Oeck, R.G. Tonkyn, S. Baker, E.N. Lincoln, J. Chong, and B. Corcoran, et al. 2019. "Identification of gas-phase pyrolysis products in a prescribed fire: first detections using infrared spectroscopy for naphthalene, methyl nitrite, allene, acrolein and acetaldehyde." Atmospheric Measurement Techniques 12, no. 1:763-776. PNNL-SA-138466. doi:10.5194/amt-12-763-2019
• Scharko N.K., A.M. Oeck, T.L. Myers, R.G. Tonkyn, C.A. Banach, S. Baker, and E.N. Lincoln, et al. 2019. "Gas-Phase Pyrolysis Products Emitted by Prescribed Fires in Pine Forests with a Shrub Understory in the Southeastern United States." Atmospheric Chemistry and Physics 19, no. 15:9681-9698. PNNL-SA-141102. doi:10.5194/acp-19-9681-2019

2018

• Beiswenger T.N., N.B. Gallagher, T.L. Myers, J.E. Szecsody, R.G. Tonkyn, Y. Su, and L.E. Sweet, et al. 2018. "Identification of Uranium Minerals in Natural U-Bearing Rocks Using Infrared Reflectance Spectroscopy." Applied Spectroscopy 72, no. 2:209-224. PNNL-SA-126896. doi:10.1177/0003702817743265
• Blake T.A., T.J. Johnson, R.G. Tonkyn, B.M. Forland, T.L. Myers, C.S. Brauer, and Y. Su, et al. 2018. "Methods for Quantitative Infrared Directional-Hemispherical and Diffuse Reflectance Measurements Using an FTIR and a Commercial Integrating Sphere." Applied Optics 57, no. 3:432-446. PNNL-SA-128926. doi:10.1364/AO.57.000432
• Myers T.L., R.G. Tonkyn, T.O. Danby, M.S. Taubman, B.E. Bernacki, J.C. Birnbaum, and S.W. Sharpe, et al. 2018. "Accurate Measurement of the Optical Constants n and k for a Series of 57 Inorganic and Organic Liquids for Optical Modeling and Detection." Applied Spectroscopy 72, no. 4:535-550. PNNL-SA-127337. doi:10.1177/0003702817735817

2017

• Lindenmaier R., N.K. Scharko, R.G. Tonkyn, K.T. Nguyen, S.D. Williams, and T.J. Johnson. 2017. "Improved Assignments of the Vibrational Fundamental Modes of ortho-, meta-, and para-xylene Using Gas- and Liquid-Phase Infrared and Raman Spectra Combined with ab initio Calculations: Quantitative Gas-Phase Infrared Spectra for Detection." Journal of Molecular Structure 1149. PNNL-SA-124326. doi:10.1016/j.molstruc.2017.07.053
• Tonkyn R.G., T.O. Danby, J.C. Birnbaum, M.S. Taubman, B.E. Bernacki, T.J. Johnson, and T.L. Myers. 2017. "Measurement of infrared refractive indices of organic and organophosphorous compounds for optical modeling." In Chemical, Biological, Radiological, Nuclear, and Explosives (CBRNE) Sensing XVIII, April 9, 2017, Anaheim, California. Proceedings of the SPIE, edited by AW Fountain and JA Guicheteau, 10183, Article No. 1018306. Bellingham, Washington:SPIE. PNNL-SA-124964. doi:10.1117/12.2264384

2016

• Beiswenger T.N., T.L. Myers, C.S. Brauer, Y. Su, T.A. Blake, A.B. Ertel, and R.G. Tonkyn, et al. 2016. "Experimental Effects on IR Reflectance Spectra: Particle Size and Morphology." In Algorithms and Technologies for Multispectral, Hyperspectral, and Ultraspectral Imagery XXII, April 17, 2016, Baltimore, Maryland. Proceedings of the SPIE, edited by M Velez-Reyes and DW Messinger, 9840, Paper No. 98400I. Bellingham, Washington:SPIE. PNNL-SA-117157. doi:10.1117/12.2223909

2015

• Johnson T.J., T.A. Blake, C.S. Brauer, Y. Su, B.E. Bernacki, T.L. Myers, and R.G. Tonkyn, et al. 2015. "Reflectance Spectroscopy for Sample Identification: Considerations for Quantitative Library Results at Infrared Wavelengths." In International Conference on Advanced Vibrational Spectroscopy (ICAVS 8), July 12-17, 2015, Vienna, Austria, 454-455. Vienna:ICAVS. PNNL-SA-113555.
• Myers T.L., C.S. Brauer, Y. Su, T.A. Blake, R.G. Tonkyn, A.B. Ertel, and T.J. Johnson, et al. 2015. "Quantitative Reflectance Spectra of Solid Powders as a Function of Particle Size." Applied Optics 54, no. 15:4863-4875. PNNL-SA-108358. doi:10.1364/AO.54.004863

2014

• Blake T.A., T.J. Johnson, R.G. Tonkyn, B.M. Forland, T.L. Myers, C.S. Brauer, and Y. Su. 2014. "Quantitative Total and Diffuse Reflectance Laboratory Measurements for Remote, Standoff, and Point Sensing." In Chemical, Biological, Radiological, Nuclear, and Explosives (CBRNE) Sensing XV, May 5, 2014, Baltimore, Maryland. Proceedings of the SPIE, edited by AW Fountain, 9073, Paper No. 907303. Bellingham, Washington:SPIE. PNNL-SA-103272. doi:10.1117/12.2054116
• Brauer C.S., T.J. Johnson, T.A. Blake, S.W. Sharpe, R.L. Sams, and R.G. Tonkyn. 2014. "The Northwest Infrared (NWIR) gas-phase spectral database of industrial and environmental chemicals: Recent updates." In Advanced Environmental, Chemical, and Biological Sensing Technologies XI, May 5, 2014, Baltimore, Maryland. Proceedings of the SPIE, edited by T Vo-Dinh, RA Lieberman and GG Gauglitz, 9106, Paper No. 910604. Bellingham, Washington:SPIE. PNNL-SA-102648. doi:10.1117/12.2053591

2013

• Gao F., E.D. Walter, E.M. Karp, J. Luo, R.G. Tonkyn, J. Kwak, and J. Szanyi, et al. 2013. "Structure-Activity Relationships in NH3-SCR over Cu-SSZ-13 as Probed by Reaction Kinetics and EPR Studies." Journal of Catalysis 300, no. 1:20-29. PNNL-SA-91146. doi:10.1016/j.jcat.2012.12.020
• Sweet L.E., D.D. Reilly, D.G. Abrecht, E.C. Buck, D.E. Meier, Y. Su, and C.S. Brauer, et al. 2013. "Spectroscopic Studies of the Several Isomers of UO3." In Optics and Photonics for Counterterrorism, Crime Fighting and Defence IX; and Optical Materials and Biomaterials in Security and Defence Systems Technology X, September 23, 2013, Dresden, Germany. Proceedings of the SPIE, edited by R Zamboni, et al, 8901, Paper No. 890107. Bellingham, Washington:SPIE. PNNL-SA-98300. doi:10.1117/12.2029408

2012

• Devarakonda M.N., R.G. Tonkyn, and J.H. Lee. 2012. "Modeling Species Inhibition and Competitive Adsorption in Urea-SCR Catalysts." In SAE World Congress and Exhibition, April 24-26, 2012, Detroit, Michigan, SAE Technical Paper 2012-01-1295. Warrendale, Pennsylvania:SAE International. PNNL-SA-84953. doi:10.4271/2012-01-1295
• Johnson T.J., Y. Su, K.H. Jarman, B.M. Kunkel, J.C. Birnbaum, A.G. Joly, and E.G. Stephan, et al. 2012. "Demonstrated Wavelength Portability of Raman Reference Data for Explosives and Chemical Detection." International Journal of Spectroscopy 2012. PNNL-SA-85885. doi:10.1155/2012/297056
• Kwak J., R.G. Tonkyn, D.N. Tran, D. Mei, S. Cho, L. Kovarik, and J.H. Lee, et al. 2012. "Size-dependent catalytic performance of CuO on ?-Al2O3: NO reduction versus NH3 oxidation." ACS Catalysis 2, no. 7:1432-1440. PNNL-SA-81197. doi:10.1021/cs3002463
• Peden C.H., J. Kwak, S.D. Burton, R.G. Tonkyn, D. Kim, J.H. Lee, and H.W. Jen, et al. 2012. "Possible Origin of Improved High Temperature Performance of Hydrothermally Aged Cu/Beta Zeolite Catalysts." Catalysis Today 184, no. 1:245-251. PNNL-SA-82939. doi:10.1016/j.cattod.2011.11.008

2011

• Devarakonda M.N., R.G. Tonkyn, D.N. Tran, J.H. Lee, and D.R. Herling. 2011. "Modeling Species Inhibition of NO Oxidation in Urea-SCR Catalysts for Diesel Engine NOx Control." Journal of Engineering for Gas Turbines and Power. 133, no. 9:Article No. 092805. PNNL-SA-75345.
• Kunkel B.M., Y. Su, R.G. Tonkyn, E.G. Stephan, A.G. Joly, J.C. Birnbaum, and K.H. Jarman, et al. 2011. "Raman Database Considerations for Near-Infrared Systems." In Optics and Photonics for Counterterrorism and Crime Fighting VIII, September 19, 2011, Prague, Czech Republic. Proceedings of the SPIE, edited by R Zamboni, et al, 8189, Article No. 818905. Bellingham, Washington:SPIE. PNNL-SA-82532. doi:10.1117/12.898368

2010

• Devarakonda M.N., R.G. Tonkyn, and D.R. Herling. 2010. "Hydrocarbon Effect on a Fe-zeolite Urea-SCR Catalyst: An Experimental and Modeling Study." In Diesel Exhaust Emission Control, SP-2287: SAE 2010 World Congress & Exhibition, April, 2010, Detroit, Michigan, Paper No.: 2010-01-1171. Warrendale, Pennsylvania:SAE International. PNNL-SA-68448. doi:10.4271/2010-01-1171
• Devarakonda M.N., R.G. Tonkyn, D.N. Tran, J.H. Lee, and D.R. Herling. 2010. "MODELING COMPETITIVE ADSORPTION IN UREA-SCR CATALYSTS FOR EFFECTIVE LOW TEMPERATURE NOX CONTROL." In Proceedings of ASME 2010 International Mechanical Engineering Congress and Exposition (IMECE 2010), Paper No. IMECE 2010-39977. New York, New York:ASME. PNNL-SA-73460.
• Devarakonda M.N., R.G. Tonkyn, D.N. Tran, J.H. Lee, and D.R. Herling. 2010. "Modeling Species Inhibition of NO oxidation in Urea-SCR Catalysts for Diesel Engine NOx Control." In Proceedings of the ASME 2010 Internal Combustion Engine Division Fall Technical Conference, Paper No. ICEF2010-35054. New York, New York:American Society of Mechanical Engineers. PNNL-SA-72137.
• Kwak J., R.G. Tonkyn, D. Kim, J. Szanyi, and C.H. Peden. 2010. "Excellent activity and selectivity of Cu-SSZ-13 in the selective catalytic reduction of NOx with NH3." Journal of Catalysis 275, no. 2:187-190. PNNL-SA-73441. doi:10.1016/j.jcat.2010.07.031

2009

• Devarakonda M.N., D. Kim, J. Kwak, J.H. Lee, C.H. Peden, M.L. Stewart, and J. Szanyi, et al. 2009. "CLEERS Aftertreatment Modeling and Analysis." In FY 2009 Progress Report for Advanced Combustion Engine Research and Development. 155-163. Washington, D.C.:Energy Efficiency and Renewable Energy. PNNL-SA-69246.

2008

• Grieves G.A., N.G. Petrik, J. Herring-Captain, B. Olanrewaju, A. Aleksandrov, R.G. Tonkyn, and S.E. Barlow, et al. 2008. "Photoionization of Sodium Salt Solutions in a Liquid Jet." Journal of Physical Chemistry C 112, no. 22:8359-8364. PNNL-SA-58466. doi:10.1021/jp7102534

2006

• Disselkamp R.S., R.G. Tonkyn, Y. Chin, and C.H. Peden. 2006. "Developing Multiple-Site Kinetic Models in Catalysis Simulation: A Case Study of 02+2N0 ? 2 NO2 Oxidation-Reduction Chemistry on Pt(100) Catalyst Crystal Facets." Journal of Catalysis 238, no. 1:1-5. PNNL-SA-47694. doi:10.1016/j.jcat.2005.11.031
• Tonkyn R.G., R.S. Disselkamp, and C.H. Peden. 2006. "Nitrogen Release from a NOx Storage and Reduction Catalyst." Catalysis Today 114, no. 1:94-101. PNNL-SA-45786. doi:10.1016/j.cattod.2006.02.005
• Zhao H., R.G. Tonkyn, S.E. Barlow, B.E. Koel, and C.H. Peden. 2006. "Catalytic oxidation of HCN over a 0.5% Pt/Al2O3 catalyst." Applied Catalysis. B, Environmental 65, no. 2006:282-290. PNNL-SA-47073. doi:10.1016/j.apcatb.2006.02.009
• Zhao H., R.G. Tonkyn, S.E. Barlow, C.H. Peden, and B.E. Koel. 2006. "Fractional factorial study of HCN removal over a 0.5% Pt/Al2O3 catalyst: effects of temperature, gas flow rate, and reactant partial pressure." Industrial and Engineering Chemistry Research 45, no. 3:934-939. PNNL-SA-40737. doi:10.21/ie048777e

2004

• Barlow S.E., J. Kwak, C.H. Peden, J. Szanyi, R.G. Tonkyn, G. Singh, and K. Stork, et al. 2004. "Plasma Catalysis for NOx Reduction from Light-Duty Diesel Vehicles." In Advanced Combustion Engine R&D: 2003 Annual Progress Report, edited by G Singh. 129-136. Washington, Dc:Department of Energy. PNNL-SA-41975.
• Barlow S.E., J. Kwak, C.H. Peden, J. Szanyi, R.G. Tonkyn, K. Howden, and J.W. Hoard, et al. 2004. "Plasma Catalysis for NOx Reduction from Light-Duty Diesel Vehicles." In Advanced Combustion Engine Research & Development, 2004 Annual Progress Report. 180-183. Washington Dc:US Department of Energy, Energy Efficiency and Renewable Energy. PNNL-14926.

2003

• Hoard J., and R.G. Tonkyn. 2003. "Two-Stage Plasma-Catalysis for Diesel NOx Emission Control." Journal of Advanced Oxidation Technologies 6, no. 2:158-165. PNNL-SA-40435.
• Hoard J.W., S.J. Schmieg, D.J. Brooks, C.H. Peden, S.E. Barlow, and R.G. Tonkyn. 2003. "Dynamometer Evaluation of Plasma-Catalyst for Diesel NOx Reduction." In Proceedings of the 9th Diesel Engine Emission Reduction (DEER) Workshop, Newport, RI, August 24-28, 2003, 11 pages. Washington, District Of Columbia:Department of Energy, Office of Energy Efficiency and Renewable Energy. PNNL-SA-39166.
• Kaspar T.C., A.C. Tuan, R.G. Tonkyn, W.P. Hess, J. Rogers, Jr., and Y. Ono. 2003. "The Role of O(1D) in the Oxidation of Si(100)." Journal of Vacuum Science and Technology B--Microelectronics and Nanometer Structures 21, no. 2:895-899. PNWD-SA-5762.
• Tonkyn R.G., S.E. Barlow, and J. Hoard. 2003. "Reduction of NOx in Synthetic Diesel Exhaust via Two-Step Plasma-Catalysis Treatment." Applied Catalysis. B, Environmental 40, no. 3:207-217. PNNL-SA-35299.

2002

• Yoon I.S., A.G. Panov, R.G. Tonkyn, A.C. Ebeling, S.E. Barlow, and M.L. Balmer. 2002. "An examination of the role of plasma treatment for lean NOx reduction over sodium zeolite Y and gamma alumina: Part 1. Plasma assisted NOx reduction over NaY and Al2O3." Catalysis Today 72, no. 3-4:243-250. PNNL-SA-36449.
• Yoon S., A.G. Panov, R.G. Tonkyn, A.C. Ebeling, S.E. Barlow, and M.L. Balmer. 2002. "An examination of the role of plasma treatment for lean NOx reduction over sodium zeolite Y and gamma alumina Part 2. Formation of nitrogen." Catalysis Today 72, no. 3-4:251-257. PNNL-SA-36833.

2001

• Barlow S.E., A.C. Ebeling, G.D. Maupin, M. Balmer, A.G. Panov, C.H. Peden, and R.G. Tonkyn, et al. 2001. "E. Plasma Catalysis for NOx Reduction from Light-Duty Diesel Vehicles." In FY 2001 Progress Report for Combustion and Emission Control for Advancd CIDI Engines. 65-72. Washington, D.C.:US Department of Energy. Office of Transportation Technologies. PNNL-13728.
• Panov A.G., M.L. Balmer, I.S. Yoon, A.C. Ebeling, R.G. Tonkyn, and S.E. Barlow. 2001. "Effect of Simulated Diesel Exhaust Gas Composition and Temperature on NOx Reduction of Alumina and Zeolite Catalysts in Combination with Non-Thermal Plasma." In International Fuel and Lubricants Meeting and Exposition (paper no. 2000-01-2964). Warrendale, Pennsylvania:SAE International. PNNL-SA-33868.
• Panov A.G., R.G. Tonkyn, M.L. Balmer, C.H. Peden, A. Malkin, and J. Hoard. 2001. "Selective Reduction of NOx in Oxygen Rich Environment with Plasma-Assisted Catalysis: Role of Plasma and Reactive Intermediates." In Non-thermal plasma emission control systems : 2001 SAE Fuels and Lubricants Meeting and Exposition, SAE SP, edited by Balmer, M.L.; Fisher, G.; Hoard, J., 1639, 43-48. Warrendale, Pennsylvania:The SAE. PNNL-SA-34613.

2000

• Alexandrov A.B., M. Piacentini, R.G. Tonkyn, M.T. Sieger, N. Zema, and T.M. Orlando. 2000. "Electron-Stimulated Desorption of Iodine Atoms from KI(100): An Energy and Temperature Dependent Study." Surface Science 451, no. 1-3:208-213. PNNL-SA-32118.
• Tonkyn R.G., I.S. Yoon, S.E. Barlow, A.G. Panov, A. Kolwaite, and M.L. Balmer. 2000. "Lean NOx Reduction in Two Stages: Non-thermal Plasma Followed by Heterogeneous Catalysis." In Non-thermal plasma, 35-42. Baltimore, Maryland:Society of Automotive Engineers Technical Paper Series. PNNL-SA-33611.

1997

• Tonkyn R.G., S.E. Barlow, M.L. Balmer, T.M. Orlando, J. Hoard, and D.A. Goulette. 1997. "Vehicle Exhaust Treatment Using Electrical Discharge Methods." In International Spring Fuels and Lubricants Meeting, May 5-8, 1997, Dearborn, MI. SAE Technical Papers, Paper No. 971716. Warrendale, Pennsylvania:SAE International. PNNL-SA-28589. doi:10.4271/971716

1996

• Hsiao M.C., B.t. Merritt, B.M. Penetrante, G.E. Vogtlin, P.H. Wallman, R.G. Tonkyn, and R. Shah, et al. 1996. "Plasma Assisted Oxidation of Propene." Journal of Advanced Oxidation Technologies 1, no. 1:79-84. PNL-SA-26282. doi:10.1515/jaots-1996-0112
• Tonkyn R.G., S.E. Barlow, and T.M. Orlando. 1996. "Destruction of Carbon Tetrachloride in a Dielectric Barrier/Packed-Bed Corona Reactor." Journal of Applied Physics 80, no. 9:4877-4886. PNNL-SA-27623. doi:10.1063/1.363530

1995

• Lerner B.D., J.G. Birmingham, R.G. Tonkyn, and S.E. Barlow. 1995. "Decomposition of Trichloroethylene by a Large Scale, High Flow Packed-Bed Gas Phase Corona Reactor." In Proceedings of the 12th International Symposium on Plasma Chemistry, August 21-25, 1995, Minneapolis, MN, edited by JV Heberlein, et al, 2, 697-703. Hoboken, New Jersey:Blackwell Science. PNNL-SA-26636.