PNNL

• Ph.D., Chemical Engineering, Tulane University, New Orleans, LA
• M.E., Chemical Engineering, Tulane University, New Orleans, LA
• B.Tech., Chemical Engineering, Andhra University, Visakhapatnam, India

• U.S. Patent No. 11,896,947, February 13, 2024, "SYSTEM AND PROCESS FOR CONTINUOUS AND CONTROLLED PRODUCTION OF METAL ORGANIC FRAMEWORKS AND METAL ORGANIC FRAMEWORK COMPOSITES "
• U.S. Patent No. 10,695,741, June 30, 2020, "SYSTEM AND PROCESS FOR CONTINUOUS AND CONTROLLED PRODUCTION OF METAL-ORGANIC FRAMEWORKS AND METAL-ORGANIC FRAMEWORK COMPOSITES "

2013

• Bontha J.R., P.A. Gauglitz, D.E. Kurath, H.E. Adkins, C.W. Enderlin, J. Blanchard, and R.C. Daniel, et al. 2013. "Experimental Challenges and Successes in Measuring Aerosol Concentrations at Prototypic Spray Conditions Encountered at the Hanford Waste Treatment and Immobilization Plant - 13327." In Waste Management Symposia (WM2013): International Collaboration and Continuous Improvement, February 24-28, 2013, Phoenix, Arizona. Tempe, Arizona:WM Symposia. PNNL-SA-92681.
• Denslow K.M., J.R. Bontha, H.E. Adkins, J.W. Jenks, D.F. Hopkins, M.G. Thien, and S.E. Kelly, et al. 2013. "System Performance Testing of the Pulse-Echo Ultrasonic Instrument for Critical Velocity Determination during Hanford Tank Waste Transfer Operations - 13584." In Annual Waste Management Symposium (WM2013): International Collaboration and Continuous Improvement, February 24-28, 2013, Phoenix, Arizona, 7, 5916-5938. Tempe, Arizona:WM Symposia. PNNL-SA-92964.
• Gauglitz P.A., L.A. Mahoney, P.P. Schonewill, J.R. Bontha, J. Blanchard, D.E. Kurath, and R.C. Daniel, et al. 2013. "Aerosol Formation from High-Pressure Sprays for Supporting the Safety Analysis for the Hanford Waste Treatment and Immobilization Plant." In WM 2013: Waste Management Conference: International Collaboration and Continuous Improvement, February 24-28, 2013, Phoenix, Arizona, Paper No. WM-13183. Tempe, Arizona:WM Symposia. PNNL-SA-92454.

2012

• Denslow K.M., J.R. Bontha, H.E. Adkins, J.W. Jenks, C.A. Burns, P.P. Schonewill, and D.F. Hopkins, et al. 2012. "Continued Evaluation of the Pulse-Echo Ultrasonic Instrument for Critical Velocity Determination during Hanford Tank Waste Transfer Operations." In Waste Managemetn Symposium (WM 2012): Improving the Future in Waste Management, February 26-March 1, 2012, Phoenix, Arizona, Paper No. 12518. Tuscson, Arizona:Waste Management Symposia Inc. PNNL-SA-85110.

2011

• Bontha J.R., K.M. Denslow, H.E. Adkins, J.W. Jenks, C.A. Burns, P.P. Schonewill, and G.P. Morgen, et al. 2011. "EVALUATION OF THREE ULTRASONIC INSTRUMENTS FOR CRITICAL VELOCITY DETERMINATION DURING HANFORD TANK WASTE TRANSFER OPERATIONS - 11121." In 37th Annual Radioactive Waste Management Symposium (WM 2011): Global Achievements and Challenges in Waste Management, February 27-March 3, 2011, Phoenix, Arizona, 5, 3999-4013. Tempe, Arizona:WM Symposia. PNNL-SA-77135.
• Enderlin C.W., J.R. Bontha, J.A. Bamberger, and F. Nigl. 2011. "NON-NEWTONIAN FLUID CAVERN AND NEWTONIAN CLOUD HEIGHT TESTS TO CHARACTERIZE PULSE JET MIXER OPERATION." In Proceedings of ASME-JSME-KSME Joint Fluids Engineering Conference July 24-29, 2011, Hamamatsu, JAPAN, 2, 135-154; Paper No. AJK2011-31025. New York, New York:ASME. PNNL-SA-80105. doi:10.1115/AJK2011-31025

2009

• Lin Y., D. Choi, J. Wang, and J.R. Bontha. 2009. "Nanomaterials-Enhanced Electrically Switched Ion Exchange Process for Water Treatment." In Nanotechnology Applications for Clean Water, edited by M. Savage, et al. 179-189. Norwich, New York:William Andrew. PNNL-SA-59140.

2008

• Bamberger J.A., P.A. Meyer, J.R. Bontha, J.A. Fort, F. Nigl, J.M. Bates, and C.W. Enderlin, et al. 2008. "EVALUATING PULSE JET MIXING WITH NON-NEWTONIAN SLURRIES." In Proceedings of the ASME International Mechanical Engineering Congress and Exposition, IMECE 2007, 8, 1909-1930. New York, New York:American Society Mechanical Engineers. PNWD-SA-7907.

2006

• Brooks K.P., S.D. Rassat, J. Hu, V.S. Stenkamp, S.N. Schlahta, J.R. Bontha, and J.D. Holladay, et al. 2006. "Development of a Microchannel In Situ Propellant Production System." In Space Technology and Applications International Forum--STAIF 2006, edited by MS El-Genk, 813, 111-1121. Melville, New York:American Institute of Physics. PNWD-SA-7376.
• Lin Y., X. Cui, and J.R. Bontha. 2006. "Electrically Controlled Anion Exchange Based on Polypyrrole and Carbon Nanotubes Nanocomposite for Perchlorate Removal." Environmental Science & Technology 40, no. 12:4004-4009. PNNL-SA-45565.

2000

• Bontha J.R., J.A. Bamberger, T.D. Hylton, and T.H. May. 2000. Qualification of Three On-line Slurry Monitoring Devices for Application during Waste Retrieval Operations at DOE Sites. PNNL-13358. Richland, WA: Pacific Northwest National Laboratory. Qualification of Three On-line Slurry Monitoring Devices for Application during Waste Retrieval Operations at DOE Sites
• Bontha J.R., N.G. Colton, E.A. Daymo, T.D. Hylton, C.K. Bayne, and T.H. May. 2000. Qualification of the Lasentec M600P Particle Size Analyzer and the Red Valve Model 1151 Pressure Sensor. PNNL-13064. Richland, WA: Pacific Northwest National Laboratory. Qualification of the Lasentec M600P Particle Size Analyzer and the Red Valve Model 1151 Pressure Sensor

1999

• Bontha J.R., and D.I. Kaplan. 1999. "Immobilization or recovery of chlorinated hydrocarbons from contaminated groundwater using clathrate hydrates: A proof-of-concept." Environmental Science & Technology 33, no. 7:1051-1055. PNNL-SA-31598.

1998

• Brooks K.P., J.R. Bontha, G.R. Golcar, R.L. Myers, K.G. Rappe, and D.R. Rector. 1998. Bench-Scale Enhanced Sludge Washing and Gravity Settling of Hanford Tank S-107 Sludge. PNNL-12010. Richland, WA: Pacific Northwest National Laboratory. Bench-Scale Enhanced Sludge Washing and Gravity Settling of Hanford Tank S-107 Sludge