Skip to Main Content U.S. Department of Energy
bammer

Jagannadha Bontha

Jagannadha Bontha

Pacific Northwest National Laboratory
PO Box 999
Richland, WA 99352

Education and Credentials

  • 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

PNNL Publications

2015

2014

  • Schonewill PP, PA Gauglitz, RW Shimskey, KM Denslow, MR Powell, GK Boeringa, JR Bontha, NK Karri, LS Fifield, DN Tran, S Sande, DJ Heldebrant, JE Meacham, D Smet, WE Bryan, and RB Calmus. 2014. Evaluation of Gas Retention in Waste Simulants: Tall Column ExperimentsPNNL-23340; DSGREP-RPT-005, Rev.0, Pacific Northwest National Laboratory, Richland, WA. 

2013

  • Daniel RC, PA Gauglitz, CA Burns, MS Fountain, RW Shimskey, JM Billing, JR Bontha, DE Kurath, JWJ Jenks, PJ MacFarlan, and LA Mahoney. 2013. Large-Scale Spray Releases: Additional Aerosol Test ResultsPNNL-22415; WTP-RPT-221 Rev.0, Pacific Northwest National Laboratory, Richland, WA. 
  • Denslow KM, JR Bontha, HE Adkins, Jr, JWJ Jenks, DF Hopkins, MG Thien, SE Kelly, and TA Wooley. 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, vol. 7, pp. 5916-5938.  WM Symposia, Tempe, AZ. 
  • Gauglitz PA, LA Mahoney, PP Schonewill, JR Bontha, J Blanchard, DE Kurath, RC Daniel, and C Song. 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, pp. Paper No. WM-13183.  WM Symposia, Tempe, AZ. 

2012

  • Denslow KM, JR Bontha, HE Adkins, Jr, JWJ Jenks, and DF Hopkins. 2012. Hanford Tank Farms Waste Feed Flow Loop Phase VI: PulseEcho System Performance EvaluationPNNL-22029, Pacific Northwest National Laboratory, Richland, WA. 
  • Denslow KM, JR Bontha, HE Adkins, Jr, JWJ Jenks, CA Burns, PP Schonewill, DF Hopkins, MG Thien, and TA Wooley. 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, p. Paper No. 12518.  Waste Management Symposia Inc., Tuscson, AZ. 
  • Schonewill PP, PA Gauglitz, JR Bontha, RC Daniel, DE Kurath, HE Adkins, Jr, JM Billing, CA Burns, JM Davis, CW Enderlin, CM Fischer, JWJ Jenks, CD Lukins, PJ MacFarlan, JI Shutthanandan, and DM Smith. 2012. Large-Scale Spray Releases: Initial Aerosol Test ResultsPNNL-21333; WTP-RPT-217 Rev.0, Pacific Northwest National Laboratory, Richland, WA. 

2011

  • Bontha JR, KM Denslow, HE Adkins, Jr, JWJ Jenks, CA Burns, PP Schonewill, GP Morgen, MS Greenwood, and TA Wooley. 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, vol. 5, pp. 3999-4013.  WM Symposia, Tempe, AZ. 
  • Denslow KM, JWJ Jenks, JR Bontha, HE Adkins, CA Burns, PP Schonewill, NN Bauman, and DF Hopkins. 2011. Hanford Tank Farms Waste Certification Flow Loop Phase IV: PulseEcho Sensor Evaluation PNNL-20350 FINAL, Pacific Northwest National Laboratory, Richland, WA. 
  • Enderlin CW, JR Bontha, JA 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, vol. 2, no. Fora, pp. 135-154; Paper No. AJK2011-31025.  ASME, NEW YORK, NY.  doi:10.1115/AJK2011-31025

2010

2009

  • Bontha JR, F Nigl, DR Weier, RJ Leigh, ED Johnson, WA Wilcox, DM Pfund, AW Baumann, and Y Wang. 2009. PJM Controller Testing with Prototypic PJM Nozzle ConfigurationPNNL-18267, Pacific Northwest National Laboratory, Richland, WA. 
  • Brooks KP, SD Rassat, J Hu, VS Stenkamp, SN Schlahta, JR Bontha, JD Holladay, T Simon, KA Romig, and C Howard. 2009. "Development of a Microchannel In Situ Propellant Production System ." In Space Technology and Applications International Forum - STAIF 2006: AIP Conference Proceedings, vol. 813, ed. MS ElGenk, pp. 1111-1121.  American Institute of Physics, Melville, NY. 
  • Daniel RC, JM Billing, JR Bontha, CF Brown, PW Eslinger, BD Hanson, JL Huckaby, NK Karri, ML Kimura, DE Kurath, and MJ Minette. 2009. EFRT M-12 Issue Resolution: Comparison of Filter Performance at PEP and CUF ScalePNNL-18498, Pacific Northwest National Laboratory, Richland, WA. 
  • Kurath DE, BD Hanson, MJ Minette, DL Baldwin, BM Rapko, LA Mahoney, PP Schonewill, RC Daniel, PW Eslinger, JL Huckaby, JM Billing, PS Sundar, GB Josephson, JJ Toth, ST Yokuda, EBK Baer, SM Barnes, EC Golovich, SD Rassat, CF Brown, JGH Geeting, GJ Sevigny, AJ Casella, JR Bontha, RL Aaberg, PM Aker, CE Guzman-Leong, ML Kimura, SK Sundaram, RP Pires, BE Wells, and OP Bredt. 2009. Pretreatment Engineering Platform Phase 1 Final Test ReportPNNL-18894; WTP-RPT-197 Rev 0, Pacific Northwest National Laboratory, Richland, WA. 
  • Lin Y, D Choi, J Wang, and JR Bontha. 2009. "Nanomaterials-Enhanced Electrically Switched Ion Exchange Process for Water Treatment." Chapter 14 in Nanotechnology Applications for Clean Water, ed. M. Savage, et al, pp. 179-189.  William Andrew, Norwich, NY. 
  • Pfund DM, JR Bontha, TE Michener, F Nigl, ST Yokuda, RJ Leigh, EC Golovich, AW Baumann, DE Kurath, M Hoza, WH Combs, JA Fort, and OP Bredt. 2009. Pulse Jet Mixer Overblow Testing for Assessment of Loadings During Multiple OverblowsPNNL-17231 Rev. 1, Pacific Northwest National Laboratory, Richland, WA. 

2008

  • Bamberger JA, PA Meyer, JR Bontha, JA Fort, F Nigl, JM Bates, CW Enderlin, ST Yokuda, DE Kurath, AP Poloski, HD Smith, GL Smith, and MA Gerber. 2008. "EVALUATING PULSE JET MIXING WITH NON-NEWTONIAN SLURRIES." In Proceedings of the ASME International Mechanical Engineering Congress and Exposition, IMECE 2007, vol. 8, no. Part B, pp. 1909-1930.  American Society Mechanical Engineers, New York, NY. 
  • Pfund DM, JR Bontha, TE Michener, F Nigl, ST Yokuda, RJ Leigh, EC Golovich, AW Baumann, DE Kurath, M Hoza, WH Combs, JA Fort, and OP Bredt. 2008. Pulse Jet Mixer Overblow Testing for Assessment of Loadings During Multiple OverblowsPNNL-17231, Pacific Northwest National Laboratory, Richland, WA. 

2006

  • Brooks KP, SD Rassat, J Hu, VS Stenkamp, SN Schlahta, JR Bontha, JD Holladay, T Simon, KA Romig, and CL Howard. 2006. "Development of a Microchannel In Situ Propellant Production System." In Space Technology and Applications International Forum--STAIF 2006, vol. 813, no. 2006, ed. MS El-Genk, pp. 111-1121.  American Institute of Physics, Melville, NY. 
  • Lin Y, X Cui, and JR Bontha. 2006. "Electrically Controlled Anion Exchange Based on Polypyrrole and Carbon Nanotubes Nanocomposite for Perchlorate Removal ." Environmental Science and Technology 40(12):4004-4009. 

2000

1999

  • Bontha JR, and DI Kaplan. 1999. "Immobilization or recovery of chlorinated hydrocarbons from contaminated groundwater using clathrate hydrates: A proof-of-concept." Environmental Science and Technology 33(7):1051-1055. 

1998

Experimental and Computational Engineering

Additional Information