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Energy and Environment Directorate

Bruce McNamara

Pacific Northwest National Laboratory
PO Box 999
Richland, WA 99352
(509) 375-5678

PNNL Patents

PNNL Publications

2024

  • Huber Z.F., M.R. Powell, T.D. Schlieder, J.S. Cervantes, J.M. Davis, P.K. Okabe, and R.E. Stene, et al. 2024. Chlorine Isotope Separations using Thermal Diffusion. PNNL-35607. Richland, WA: Pacific Northwest National Laboratory. Chlorine Isotope Separations using Thermal Diffusion

2023

  • Heo J., B.K. McNamara, D. Li, and E.C. Buck. 2023. "Irradiation Effect on Noble Metal Particles in Water Using In situ Liquid Cell STEM Observation." Microscopy and Microanalysis 29, no. Suppl 1:1557-1558. PNNL-SA-182172. doi:10.1093/micmic/ozad067.801
  • Lonergan J.M., V.G. Goncharov, M.S. Swinhart, K.A. Makovsky, M.E. Rollog, B.K. McNamara, and R.A. Clark, et al. 2023. "Thermodynamic Investigation of the NaCl-KCl Salt System from 25 to 950oC." Journal of Molecular Liquids 391, no. Part A:Art. No. 122591. PNNL-SA-179759. doi:10.1016/j.molliq.2023.122591
  • Yao J., S. Tripathi, B.K. McNamara, N. Lahiri, S.L. Riechers, S.D. Chatterjee, and D.D. Reilly, et al. 2023. "Advancing Radioactive Material Research Method: the Development of a Novel in situ Particle-attached Microfluidic Electrochemical Cell." Frontiers in Nuclear Engineering 2, no. 2023:Art. No. 1206110. PNNL-SA-183892. doi:10.3389/fnuen.2023.1206110

2022

  • Heo J., B.K. McNamara, and E.C. Buck. 2022. In-Situ Liquid Cell Transmission Electron Microscopy of Nanoparticles from Spent Nuclear Fuel. PNNL-33699. Richland, WA: Pacific Northwest National Laboratory.
  • Lee E., D. Boglaienko, B.K. McNamara, and T.G. Levitskaia. 2022. "Removable coatings: Thermal stability and decontamination of steel surfaces from Am-241." Chemosphere 301. PNNL-SA-170113. doi:10.1016/j.chemosphere.2022.134680
  • McNamara B.K., M.J. O'Hara, S.S. Morrison, C.Z. Soderquist, A.M. Casella, R.A. Clark, and R. Carter. 2022. "Separations of U/Pu and Np/Pu using fluoride volatility." Journal of Fluorine Chemistry 257-258. PNNL-SA-168450. doi:10.1016/j.jfluchem.2022.109952
  • Surbella R.G., L. Ducati, M.H. Schofield, B.K. McNamara, K.L. Pellegrini, J.F. Corbey, and J.M. Schwantes, et al. 2022. "Plutonium Hybrid Materials: A Platform to Explore Assembly and Metal-Ligand Bonding." Inorganic Chemistry 61, no. 45:17963-17971. PNNL-SA-172003. doi:10.1021/acs.inorgchem.2c02084
  • Uhnak N.E., M.M. Haney, L.R. Greenwood, B.D. Pierson, T. Trang-Le, D.W. Byram, and B.K. McNamara, et al. 2022. 14 MeV Irradiation and Analysis of a 93% 239Pu Target. PNNL-33060. Richland, WA: Pacific Northwest National Laboratory. 14 MeV Irradiation and Analysis of a 93% 239Pu Target
  • Yao J., S. Tripathi, E.S. Ilton, B.K. McNamara, N. Lahiri, M.J. O'Hara, and S.L. Riechers, et al. 2022. Corrosion of U233-Doped Uranium Oxide using Microfluidics Methods. PNNL-33210. Richland, WA: Pacific Northwest National Laboratory. Corrosion of U233-Doped Uranium Oxide using Microfluidics Methods

2021

  • Nguyen M., V. Glezakou, J.M. Lonergan, B.K. McNamara, P.D. Paviet, and R.J. Rousseau. 2021. "Ab initio Molecular Dynamics Assessment of Thermodynamic and Transport Properties in (K,Li)Cl and (K, Na)Cl Molten Salt Mixtures." Journal of Molecular Liquids 326. PNNL-SA-157425. doi:10.1016/j.molliq.2020.115262
  • Walter E.D., C. Capan, A.J. Casella, J.C. Carter, B.K. McNamara, C.Z. Soderquist, and S.I. Sinkov, et al. 2021. "Measurement of Local Magnetic Fields in Actinide Tetrafluorides." Journal of Chemical Physics 154, no. 21:111092. PNNL-SA-161163. doi:10.1063/5.0052323

2020

  • Clark R.A., M.A. Conroy, T.G. Lach, E.C. Buck, K.L. Pellegrini, B.K. McNamara, and J.M. Schwantes. 2020. "Distribution of metallic fission-product particles in the cladding liner of spent nuclear fuel." npj Materials Degradation 4. PNNL-SA-142046. doi:10.1038/s41529-019-0107-0
  • McNamara B.K., A.M. Casella, E.C. Buck, R.A. Clark, I.J. Schwerdt, R.G. Surbella, and K.M. McCoy. 2020. "Targeted uranium recovery from complex alloys using fluoride volatility." Journal of Fluorine Chemistry 235. PNNL-SA-153805. doi:10.1016/j.jfluchem.2020.109539
  • McNamara B.K., M.J. O'Hara, R.A. Clark, S.S. Morrison, C.Z. Soderquist, and R.D. Scheele. 2020. "Gas-phase molybdenum-99 separation from uranium dioxide by fluoride volatility using nitrogen trifluoride." RSC Advances 10, no. 6:3472-3478. PNNL-SA-148868. doi:10.1039/C9RA10270A
  • Schwantes J.M., J. Bair, E.C. Buck, R. Devanathan, S.H. Kessler, T.G. Lach, and J.M. Lonergan, et al. 2020. "A new non-diffusional gas bubble production route in used nuclear fuel: Implications for fission gas release, cladding corrosion, and next generation fuel design." Physical Chemistry Chemical Physics 22, no. 11:6086-6099. PNNL-SA-144695. doi:10.1039/C9CP05363H
  • Soderquist C.Z., B.K. McNamara, G.J. Lumetta, and D.D. Reilly. 2020. "DISPOSITION PATHWAY FOR USED NUCLEAR FUEL." In International Nuclear Fuel Cycle Conference and TOP FUEL 2019 - Light Water Reactor Fuel Performance Conference (GLOBAL 2019), September 22-27, 2019,Seattle, WA, 826-837. La Grange Park, Illinois:American Nuclear Society. PNNL-SA-143642.
  • Surbella R.G., K.P. Carter, T.D. Lohrey, D.D. Reilly, M. Kalaj, B.K. McNamara, and J.M. Schwantes, et al. 2020. "Rational design of a uranyl metal-organic framework for the capture and colorimetric detection of organic dyes." Chemistry - A European Journal 26, no. 61:13819-13825. PNNL-SA-149997. doi:10.1002/chem.201905766

2019

  • Buck E.C., S.I. Sinkov, E.S. Ilton, T.S. Scott, D.L. Blanchard, D.D. Reilly, and T.G. Lach, et al. 2019. Plutonium Particles in Samples Extracted from Hanford Tank Waste TX-118 and SY-102: Interim Report. PNNL-29154. Richland, WA: Pacific Northwest National Laboratory. Plutonium Particles in Samples Extracted from Hanford Tank Waste TX-118 and SY-102: Interim Report
  • Buck E.C., X. Yu, J. Yao, D. Reilly, J. Son, S. Chatterjee, and B.K. McNamara, et al. 2019. In Situ Electrochemical Testing of Uranium Dioxide under Anoxic Conditions FY19 Report. PNNL-29171. Richland, WA: Pacific Northwest National Laboratory. In Situ Electrochemical Testing of Uranium Dioxide under Anoxic Conditions FY19 Report
  • Casella A.J., J.C. Carter, A.M. Lines, J.M. Bello, S.A. Bryan, R.A. Clark, and J.F. Corbey, et al. 2019. "In Stream Monitoring of Off-Gasses from Plutonium Fluorination." Actinide Research Quarterly Second Quarter 2019, no. 1:31-35. PNNL-SA-139619.
  • Lach T.G., D.J. Edwards, E.C. Buck, B.K. McNamara, J.M. Schwantes, and R.A. Clark. 2019. "Fission recoil-induced microstructural evolution of the fuel-cladding interface (FCl) in high burnup BWR fuel." Journal of Nuclear Materials 521. PNNL-SA-139875. doi:10.1016/j.jnucmat.2019.04.044
  • Soderquist C.Z., J.L. Weaver, H.M. Cho, B.K. McNamara, S.I. Sinkov, and J.S. McCloy. 2019. "Properties of Pertechnic Acid." Inorganic Chemistry 58, no. 20:14015-14023. PNNL-SA-144963. doi:10.1021/acs.inorgchem.9b01999

2018

  • Buck E.C., R.S. Wittman, C.Z. Soderquist, and B.K. McNamara. 2018. "Monitoring Bromide Effect on Radiolytic Yields using in-situ Observations of Uranyl Oxide Precipitation in the Electron Microscope." RSC Advances 8, no. 33:18227-18233. PNNL-SA-128869. doi:10.1039/c8ra01706a
  • Corbey J.F., B.M. Rapko, Z. Wang, B.K. McNamara, R.G. Surbella, K.L. Pellegrini, and J.M. Schwantes. 2018. "Crystallographic and Spectroscopic Characterization of Americium Complexes Containing the Bis[(phosphino)methyl]pyridine-1-oxide (NOPOPO) Ligand Platform." Inorganic Chemistry 57, no. 4:2278-2287. PNNL-SA-131204. doi:10.1021/acs.inorgchem.7b03154
  • Surbella R.G., L. Ducati, J. Autschbach, K.L. Pellegrini, B.K. McNamara, J.M. Schwantes, and C.L. Cahill. 2018. "Plutonium chlorido nitrato complexes: Ligand competition and computational metrics for assembly and bonding." Chemical Communications 54, no. 85:12014-12017. PNNL-SA-136267. doi:10.1039/c8cc05578e

2017

  • Koeman E.C., B.K. McNamara, F.N. Smith, A. Simonetti, and P.C. Burns. 2017. "Developing methodologies for source attribution: glass phase separation in Trinitite using NF3." Radiochimica Acta 105, no. 5:417-430. PNNL-SA-127491. doi:10.1515/ract-2016-2641
  • McCoy K.M., A.J. Casella, S.I. Sinkov, L.E. Sweet, B.K. McNamara, C.H. Delegard, and T. Jevremovic. 2017. "Radiation damage and annealing in plutonium tetrafluoride." JNMM. Journal of Nuclear Materials Management. PNNL-SA-122738. doi:10.1016/j.jnucmat.2017.08.005
  • Scheele R.D., A.M. Casella, and B.K. McNamara. 2017. "Use of Nitrogen Trifluoride to Purify Molten Salt Reactor Coolant and Heat Transfer Fluoride Salts." Industrial Engineering Chemistry Research 56, no. 19:5505-5515. PNNL-SA-123463. doi:10.1021/acs.iecr.7b00374
  • Scheele R.D., B.K. McNamara, J.M. Schwantes, D.T. Hobbs, M.J. Minette, and C.A. Barrett. 2017. "Thermoanalytical Investigation of the Reactions Causing the Transuranic Waste Drum Breach that Occurred in the Waste Isolation Pilot Plant." Thermochimica Acta 650. PNNL-SA-123224. doi:10.1016/j.tca.2017.02.007
  • Surbella R.G., L. Ducati, K.L. Pellegrini, B.K. McNamara, J. Autschbach, J.M. Schwantes, and C.L. Cahill. 2017. "A new Pu(III) coordination geometry in (C5H5NBr)2[PuCl3(H2O)5] · 2Cl · 2H2O as obtained via supramolecular assembly in aqueous, high chloride media." Chemical Communications 53, no. 78:10816-10819. PNNL-SA-128010. doi:10.1039/c7cc05988d
  • Surbella R.G., L. Ducati, K.L. Pellegrini, B.K. McNamara, J. Autschbach, J.M. Schwantes, and C.L. Cahill. 2017. "Transuranic Hybrid Materials: Crystallographic and Computational Metrics of Supramolecular Assembly." Journal of the American Chemical Society 139, no. 31:10843-10855. PNNL-SA-127519. doi:10.1021/jacs.7b05689
  • Sweet L.E., J.F. Corbey, F. Gendron, J. Autschbach, B.K. McNamara, K.L. Ziegelgruber, and L.M. Arrigo, et al. 2017. "Structure and Bonding Investigation of Plutonium Peroxocarbonate Complexes Using Cerium Surrogates and Electronic Structure Modeling." Inorganic Chemistry 56, no. 2:791-801. PNNL-SA-120719. doi:10.1021/acs.inorgchem.6b02235

2016

  • Buck E.C., E.J. Mausolf, B.K. McNamara, C.Z. Soderquist, and J.M. Schwantes. 2016. "Sequestration of Radioactive Iodine in a Silver-Palladium Phase in Commercial Spent Nuclear Fuel." Journal of Nuclear Materials 482, no. 2016:229-235. PNNL-SA-116700. doi:10.1016/j.jnucmat.2016.10.029
  • Capan C., R. Dempsey, S.I. Sinkov, B.K. McNamara, and H.M. Cho. 2016. "Probing the Pu4+ Magnetic Moment in PuF4 with 19F NMR Spectroscopy." Physical Review B 93, no. 22:224409. PNNL-SA-116965. doi:10.1103/PhysRevB.93.224409
  • Clark R.A., C.J. Barinaga, B.K. McNamara, J.M. Schwantes, and N.E. Ballou. 2016. "Selective Fluorination and Separation of Metals with NF3 for Mass Spectrometry." Journal of Radioanalytical and Nuclear Chemistry 307, no. 3:1587-1590. PNNL-SA-109379. doi:10.1007/s10967-015-4392-y
  • McNamara B.K., M.J. O'Hara, A.M. Casella, J.C. Carter, R.S. Addleman, and P.J. MacFarlan. 2016. "Uniform deposition of uranium hexafluoride (UF6): Standardized mass deposits and controlled isotopic ratios using a thermal fluorination method." Talanta 154. PNNL-SA-109983. doi:10.1016/j.talanta.2016.03.054
  • Ward J.D., M.E. Bowden, C.T. Resch, S.C. Smith, B.K. McNamara, E.C. Buck, and G.C. Eiden, et al. 2016. "Identification of Uranyl Minerals Using Oxygen K-Edge X Ray Absorption Spectroscopy." Geostandards and Geoanalytical Research 40, no. 1:135-148. PNNL-SA-105197. doi:10.1111/j.1751-908X.2015.00337.x

2015

  • Casella A.M., R.D. Scheele, and B.K. McNamara. 2015. "Characterization of the Kinetics of NF3-Fluorination of NpO2." AIP Advances 5, no. 12:Article No. 127230. PNNL-SA-113410. doi:10.1063/1.4939143
  • Clark R.A., B.K. McNamara, C.J. Barinaga, J.M. Peterson, N. Govind, A. Andersen, and D.G. Abrecht, et al. 2015. "Electron Ionization Mass Spectrum of Tellurium Hexafluoride." Inorganic Chemistry 54, no. 10:4821-4826. PNNL-SA-108119. doi:10.1021/acs.inorgchem.5b00342
  • Finn E.C., B.K. McNamara, L.R. Greenwood, R.S. Wittman, C.Z. Soderquist, V.T. Woods, and B.A. VanDevender, et al. 2015. "Modeling and production of 240Am by deuteron-induced activation of a 240Pu target." Nuclear Instruments and Methods in Physics Research. Section B: Beam Interactions with Materials and Atoms 349. PNNL-SA-104002. doi:10.1016/j.nimb.2015.02.001
  • Johnson T.J., L.E. Sweet, D.E. Meier, E.J. Mausolf, E. Kim, P.F. Weck, and E.C. Buck, et al. 2015. "Dehydration of Uranyl Nitrate Hexahydrate to Uranyl Nitrate Trihydrate under Ambient Conditions as Observed via Dynamic Infrared Reflectance Spectroscopy." In Chemical, Biological, Radiological, Nuclear, and Explosives (CBRNE) Sensing XVI, April 20, 2015, Baltimore, Maryland. Proceedings of the SPIE, edited by AW Fountain, 9455, Article No.945504. Bellingham, Washington:SPIE. PNNL-SA-109717. doi:10.1117/12.2179704
  • Johnson T.J., L.E. Sweet, D.E. Meier, E.J. Mausolf, E. Kim, P.F. Weck, and E.C. Buck, et al. 2015. "Time-Resolved Infrared Reflectance Studies of the Dehydration-Induced Transformation of Uranyl Nitrate Hexahydrate to the Trihydrate Form." Journal of Physical Chemistry A 119, no. 39:9996-10006. PNNL-SA-111133. doi:10.1021/acs.jpca.5b06365

2014

  • Barrett C.A., A. Martinez, B.K. McNamara, B.D. Cannon, and N.C. Anheier. 2014. "Adsorptive Films in Support of In-field UF6 Destructive Assay Sample Collection and Analysis." In 55th Annual Meeting of the Institute of Nuclear Materials Management (INMM 2014), July 20-24, 2014, Atlanta, Georgia, 4, 3303-3312. Deerfield, Illinois:Institute of Nuclear Materials Management. PNNL-SA-103586.
  • McNamara B.K., E.C. Buck, C.Z. Soderquist, F.N. Smith, E.J. Mausolf, and R.D. Scheele. 2014. "Separation of metallic residues from the dissolution of a high-burnup BWR fuel using nitrogen trifluoride." Journal of Fluorine Chemistry 162. PNNL-SA-99567. doi:10.1016/j.jfluchem.2014.02.010
  • Schwantes J.M., L.E. Sweet, L.W. Mcdonald, B.K. McNamara, D.G. Abrecht, D.D. Reilly, and C.J. Barinaga. 2014. Summary of the NTNFC Postdoctoral Fellowship Program PNNL.13.007. PNNL-23235. Richland, WA: Pacific Northwest National Laboratory. Summary of the NTNFC Postdoctoral Fellowship Program PNNL.13.007
  • Wittman R.S., E.C. Buck, E.J. Mausolf, B.K. McNamara, F.N. Smith, and C.Z. Soderquist. 2014. "Conditions for critical effects in the mass action kinetics equations for water radiolysis." Journal of Physical Chemistry A 118, no. 51:12105-12110. PNNL-SA-105888. doi:10.1021/jp509856g
  • Wittman R.S., E.C. Buck, E.J. Mausolf, B.K. McNamara, F.N. Smith, and C.Z. Soderquist. 2014. "Conditions for critical effects in the mass action kinetics equations for water radiolysis." The Journal of Physical Chemistry Letters 118, no. 51:12105-12110. PNNL-SA-105781. doi:10.1021/jp509856g

2013

  • Johnsen A.M., C.Z. Soderquist, B.K. McNamara, and D.R. Fisher. 2013. "A Non-Aqueous Reduction Process for Purifying 153Gd Produced in Natural Europium Targets." Applied Radiation and Isotopes 82. PNNL-SA-93290. doi:10.1016/j.apradiso.2013.07.025
  • Scheele R.D., B.K. McNamara, A.M. Casella, A.E. Kozelisky, and D. Neiner. 2013. "Thermal NF3 fluorination/oxidation of cobalt, yttrium, zirconium, and selected lanthanide oxides." Journal of Fluorine Chemistry 146. PNNL-SA-89166. doi:10.1016/j.jfluchem.2012.12.013

2012

  • Anheier N.C., B.D. Cannon, H. Qiao, J.C. Carter, B.K. McNamara, M.J. O'Hara, and J.R. Phillips, et al. 2012. "Onsite Gaseous Centrifuge Enrichment Plant UF6 Cylinder Destructive Analysis." In 53rd Annual Meeting of the Institute of Nuclear Materials Management (INMM 53), July 15-19,2012, Orlando, Florida, 1, 764-772. Deerfield, Illinois:INMM -Institute of Nuclear Materials Management. PNNL-SA-89173.
  • Scheele R.D., B.K. McNamara, A.M. Casella, and A.E. Kozelisky. 2012. "On the Use of Thermal NF3 as the Fluorination and Oxidation Agent in Treatment of Used Nuclear Fuels." Journal of Nuclear Materials 424, no. 1-3:224-236. PNNL-SA-80882. doi:10.1016/j.jnucmat.2012.03.004
  • Soderquist C.Z., B.K. McNamara, and D.R. Fisher. 2012. "Production of High-purity Radium-223 from Legacy Actinium-beryllium Neutron Sources." Current Radiopharmaceuticals 5, no. 3:244-252. PNNL-SA-87151. doi:10.2174/1874471011205030244

2011

  • Casella A.M., R.D. Scheele, and B.K. McNamara. 2011. "Kinetics of Separations of Volatile Fluorides from Used Fuel Using NF3." Transactions of the American Nuclear Society 105, no. 1:215-216. PNNL-SA-80445.
  • McNamara B.K., R.D. Scheele, A.M. Casella, A.E. Kozelisky, and D. Neiner. 2011. "Fluorination of Uranium Metal to UF3 and UF4 by Nitrogen Trifluoride: Evidence for Elusive UF2." In Basic Actinide Science and Materials for Nuclear Applications . Symposia Z/BB. MRS Symposium Proceedings, edited by J.K. Gibson, et al, 1264, 1264-Z06-03. Warrendale, Pennsylvania:Materials Research Society. PNNL-SA-72389. doi:10.1557/PROC-1264-Z06-03
  • Soderquist C.Z., A.M. Johnsen, B.K. McNamara, B.D. Hanson, J.W. Chenault, K.J. Carson, and S.M. Peper. 2011. "Dissolution of Irradiated Commercial UO2 Fuels in Ammonium Carbonate and Hydrogen Peroxide." Industrial and Engineering Chemistry Research 50, no. 4:1813-1818. PNNL-SA-72386. doi:10.1021/ie101386n

2010

  • Gerlach D.C., B.D. Reid, C.J. Gesh, M.R. Mitchell, S.C. Szechenyi, M. Douglas, and B.K. McNamara, et al. 2010. "Secondary Ion Mass Spectrometry Analysis of Materials to Develop In-core Safeguards Reactor Monitoring Devices." In Proceedings of the 51st Annual Meeting of the Institute of Nuclear Materials Management, July 11-15, 2010, Baltimore, Maryland. Deerfield, Illinois:Institute of Nuclear Materials Management. PNNL-SA-73249.

2009

  • Gorman-Lewis D., T. Shareva, K. kubatko, P. burns, D.M. Wellman, B.K. McNamara, and j. szymanowski, et al. 2009. "Thermodynamic properties of autunite, uranyl hydrogen phosphate, and uranyl orthophosphate from solubility and calorimetric measurements." Environmental Science & Technology 43, no. 19:7416-7422. PNNL-SA-65939.
  • Lumetta G.J., B.K. McNamara, E.C. Buck, S.K. Fiskum, and L.A. Snow. 2009. "CHARACTERIZATION OF HIGH PHOSPHATE RADIOACTIVE TANK WASTE AND SIMULANT DEVELOPMENT." Environmental Science & Technology 43, no. 20:7843-7848. PNNL-SA-66227.
  • McNamara B.K., R.D. Scheele, A.E. Kozelisky, and M.K. Edwards. 2009. "Thermal Reactions of Uranium Metal, UO2, U3O8, UF4, and UO2F2 with NF3 to Produce UF6." Journal of Nuclear Materials 394, no. 2-3:166-173. PNNL-SA-63162.
  • Wellman D.M., B.K. McNamara, D.H. Bacon, E.A. Cordova, R.M. Ermi, and L.M. Top. 2009. "Dissolution Kinetics of Meta-Torbernite under Circum-neutral to Alkaline Conditions." Environmental Chemistry 6, no. 6:551-560. PNNL-SA-65825.

2008

  • Peper S.M., B.K. McNamara, M.J. O'Hara, and M. Douglas. 2008. "A Green Approach to SNF Reprocessing: Are Common Household Reagents the Answer?." In Proceedings of the 8th International Conference on Facility Operations-Safeguards Interface, March 30-April 4, 2008, Portland, Oregon, Paper No. 84. La Grange Park, Illinois:American Nuclear Society. PNNL-SA-59835.
  • Soderquist C.Z., B.M. Oliver, and B.K. McNamara. 2008. "Dissolution of Uranium Metal Without Hydride Formation or Hydrogen Gas Generation." Journal of Nuclear Materials 378, no. 3:299-304. PNNL-SA-51515. doi:10.1016/j.jnucmat.2008.05.014

2006

  • Lumetta G.J., B.K. McNamara, T.L. Hubler, D.W. Wester, J. Li, and S.L. Latesky. 2006. "Potential Application of Kläui Ligands in Actinide Separations." In Separations for the Nuclear Fuel Cycle in the 21st Century, ACS Symposium Series, edited by Gregg J Lumetta, et al. 201-218. Washington, Dc:American Chemical Society. PNNL-SA-43257.
  • McNamara B.K., L.A. Snow, C.Z. Soderquist, S.I. Sinkov, H.M. Cho, and J.I. Friese. 2006. "The radiation induced chemistry of uranyl cation in aqueous carbonate -bicarbonate solutions as followed by NMR spectroscopy." In 2nd Symposium on Actinides - Basic Scienc, Applications and Technology held at the Materials Science Research Society Fall Meeting in Boston, Nov. 28-Dec. 1, 2005, Published in Actinides 2005, edited by Lynda Soderholm, 369-374. Warrendale, Pennsylvania:Materials Research Society. PNNL-SA-47948.
  • Scheele R.D., B.K. McNamara, B.M. Rapko, M.K. Edwards, A.E. Kozelisky, R.C. Daniel, and T.I. McSweeney, et al. 2006. "Development of NF3 Deposit Removal Technology for the Portsmouth Gaseous Diffusion Plant." In Waste Management Symposium 2006: Global Accomplishments in Environmental and Radioactive Waste Management: Education and Opportunity for the Next Generation of Waste Management Professionals. Tucson, Arizona:Arizona Board of Regents. PNWD-SA-7217.
  • Snow L.A., B.K. McNamara, S.I. Sinkov, H.M. Cho, and J.I. Friese. 2006. "Observation of Radiolytic Field Alteration of the Uranyl Cation in Bicarbonate Solution." In Actinides 2006-Basic Science, Applications and Technology. Materials Research Society Symposium Proceedings, edited by K.J.M. Blobaum, E. Chandler, L. Havela, M.B. Maple, M.Neu, 986, 177-182. Warrendale, Pennsylvania:Materials Research Society. PNNL-SA-53494.

2005

  • Hanson B.D., B.K. McNamara, E.C. Buck, J.I. Friese, E.D. Jenson, K.M. Krupka, and B.W. Arey. 2005. "Corrosion of commercial spent nuclear fuel. 1. Formation of studtite and metastudtite." Radiochimica Acta 93. PNNL-SA-45228.
  • McNamara B.K., B.D. Hanson, E.C. Buck, and C.Z. Soderquist. 2005. "Corrosion of Commercial Spent Nuclear Fuel. 2. A Radiochemical Analyses of Metastudtite and Leachates." Radiochimica Acta 93, no. 3:169-175. PNNL-SA-43013.
  • Wellman D.M., J.P. Icenhower, E.M. Pierce, B.K. McNamara, S.D. Burton, K.N. Geiszler, and S.R. Baum, et al. 2005. "Polyphosphate Amendments for In-Situ Immobilization of Uranium Plumes." In Third International Conference on Remediation of Contaminated Sediments, edited by R.F. Olfenbuttel and P.J. White, 3. Columbus, Ohio:Battelle Press. PNNL-SA-43638.

2004

  • Buck E.C., and B.K. McNamara. 2004. "Precipitation of Nitrate-Cancrinite in Hanford Tank Sludge." Environmental Science & Technology 38, no. 16:4432-4438. PNWD-SA-6242.
  • Buck E.C., B.D. Hanson, and B.K. McNamara. 2004. "The Geochemical Behaviour of Tc, Np, and Pu in Spent Nuclear Fuel in an Oxidizing Environment." In Energy, Waste, and the Environment: A Geochemical Perspective, edited by R. Giere and P. Stille. 65-88. London:Geological Society. PNNL-SA-42972.
  • Buck E.C., B.D. Hanson, J.I. Friese, M. Douglas, and B.K. McNamara. 2004. "Evidence for Neptunium Incorporation into Uranium (VI) Phases." In Scientific Basis for Nuclear Waste Management XXVIII. Materials Research Society Symposium Proceedings, 824, 133-138. Warrendale, Pennsylvania:Materials Research Society. PNNL-SA-41685.
  • Cho H.M., W.A. De Jong, B.K. McNamara, B.M. Rapko, and I.E. Burgeson. 2004. "Temperature and Isotope Substitute Effects on the Structure and NMR Properties of the Pertechnetate Ion in Water." Journal of the American Chemical Society 126, no. 37:11583-11588. PNNL-SA-41266.
  • Lumetta G.J., D.W. Wester, B.K. McNamara, T.L. Hubler, S.L. Latesky, C.C. Martyr, and K.N. Richards. 2004. "A NEW EXTRACTION CHROMATOGRAPHY RESIN CONTAINING KLÄUI LIGANDS FOR APPLICATION IN ACTINIDE SEPARATIONS." Solvent Extraction and Ion Exchange 22, no. 6:947-960. PNNL-SA-41584. doi:10.1081/SEI-200037442
  • McNamara B.K., B.D. Hanson, E.C. Buck, and C.Z. Soderquist. 2004. "A radiochemical analyses of metastudtite and leachates from spent fuel." In Scientific Basis for Nuclear Waste Management XXVII. Materials Research Society Symposium Proceedings, 824, 139-144. Warrendale, Pennsylvania:Materials Research Society. PNNL-SA-44133.

2003

  • McNamara B.K., E.C. Buck, and B.D. Hanson. 2003. "Observation of Studtite and Metastudtite on Spent Fuel." In Scientific Basis for Nuclear Waste Management XXVI. Materials Research Society Symposium Proceedings, 757, 401-406. Warrendale, Pennsylvania:Materials Research Society. PNNL-SA-43566.

2000

  • Lumetta G.J., B.K. McNamara, B.M. Rapko, R.L. Sell, R.D. Rogers, G. Broker, and J.E. Hutchison. 2000. "Synthesis and Characterization of mono- and bis-(tetraalkylmalonamide)Uranium(VI) Complexes." Inorganica Chimica Acta 309, no. 1-2:103-108. PNNL-SA-32736.
  • Rapko B.M., B.K. McNamara, R.D. Rogers, G.A. Broker, G.J. Lumetta, and B.P. Hay. 2000. "Coordination of Lanthanide Triflates and Perchlorates with N,N,N',N'-Tetramethylsuccinamide." Inorganic Chemistry 39, no. 21:4858-4867. PNNL-SA-32652.

1999

  • Lumetta G.J., B.K. McNamara, and B.M. Rapko. 1999. The SX Solver: A New Computer Program for Analyzing Solvent- Extraction Equilibria. PNNL-12085. Richland, WA: Pacific Northwest National Laboratory. The SX Solver: A New Computer Program for Analyzing Solvent- Extraction Equilibria.
  • Lumetta G.J., B.K. McNamara, B.M. Rapko, and J.E. Hutchison. 1999. "Complexation of Uranyl Ion By Tetrahexylmalonamides: An Equilibrium Modeling and Infrared Spectroscopic Study." Inorganica Chimica Acta 293, no. 2:195-205. PNNL-SA-30895.
  • McNamara B.K., G.J. Lumetta, and B.M. Rapko. 1999. "Extraction of Europium(III) Ion with Tetrahexylmalomamides." Solvent Extraction and Ion Exchange 17, no. 6:1403-1421. PNNL-SA-30678.
  • Rapko B.M., B.K. McNamara, R.D. Rogers, G.J. Lumetta, and B.P. Hay. 1999. "Ordination of Lanthanide Nitrates with N,N,N',N'- Tetramethylsuccinamide." Inorganic Chemistry 38, no. 20:4585-4592. PNNL-SA-30046.

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