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Fundamental and Computational Sciences Directorate

Staff information

Nancy Washton

Interfacial Sciences & Simulation
Pacific Northwest National Laboratory
PO Box 999
MSIN: K8-98
Richland, WA 99352

PNNL Publications


  • Brozek EM, NM Washton, KT Mueller, and I Zharov. 2017. "Silsesquioxane Nanoparticles With Reactive Internal Functional Groups." Journal of Nanoparticle Research 19(2):Article No. 85.  doi:10.1007/s11051-017-3771-4
  • Chatterjee S, A Andersen, Y Du, MH Engelhard, GB Hall, TG Levitskaia, WW Lukens, V Shutthanandan, ED Walter, and NM Washton. 2017. Characterization of Non-pertechnetate Species Relevant to the Hanford Tank WastePNNL-26265, Pacific Northwest National Laboratory, Richland, WA. 
  • Kovarik L, NM Washton, RK Kukkadapu, A Devaraj, A Wang, Y Wang, J Szanyi, CHF Peden, and F Gao. 2017. "Transformation of active sites in Fe/SSZ-13 SCR catalysts during hydrothermal aging: a spectroscopic, microscopic and kinetics study." ACS Catalysis 7(4):2458-2470.  doi:10.1021/acscatal.6b03679
  • Ok S, DW Hoyt, A Andersen, J Sheets, S Welch, DR Cole, KT Mueller, and NM Washton. 2017. "Surface Interactions and Confinement of Methane: A High Pressure Magic Angle Spinning NMR and Computational Chemistry Study." Langmuir 33(6):1359-1367.  doi:10.1021/acs.langmuir.6b03590
  • Prodinger S, MA Derewinski, Y Wang, NM Washton, ED Walter, J Szanyi, F Gao, Y Wang, and CHF Peden. 2017. "Sub-micron Cu/SSZ-13: synthesis and application as selective catalytic reduction (SCR) catalysts." Applied Catalysis. B, Environmental 201:461-469.  doi:10.1016/j.apcatb.2016.08.053
  • Qi L, R Alamillo, WA Elliott, A Andersen, DW Hoyt, ED Walter, KS Han, NM Washton, RM Rioux, JA Dumesic, and SL Scott. 2017. "Operando Solid-State NMR Observation of Solvent-Mediated Adsorption-Reaction of Carbohydrates in Zeolites." ACS Catalysis 7(5):3489-3500.  doi:10.1021/acscatal.7b01045
  • Wang G, W Um, Z Wang, E Reinoso Maset, NM Washton, KL Mueller, N Perdrial, PA O'Day, and JD Chorover. 2017. "Uranium Release from Acidic Weathered Hanford Sediments: Single-Pass Flow-Through and Column Experiments." Environmental Science & Technology 51(19):11011-11019.  doi:10.1021/acs.est.7b03475
  • Weaver JL, CZ Soderquist, NM Washton, AS Lipton, PL Gassman, WW Lukens, AA Kruger, N Wall, and JS Mccloy. 2017. "Chemical Trends in Solid Alkali Pertechnetates." Inorganic Chemistry 56(5):2533-2544.  doi:10.1021/acs.inorgchem.6b02694
  • Xu K, PR Hrma, NM Washton, MJ Schweiger, and AA Kruger. 2017. "Conversion of Nuclear Waste to Molten Glass: Formation of Porous Amorphous Alumina in a High-Al Melter Feed." Journal of Nuclear Materials 483:102-106.  doi:10.1016/j.jnucmat.2016.11.005


  • Reardon PN, SS Chacon, ED Walter, ME Bowden, NM Washton, and MW Kleber. 2016. "Abiotic protein fragmentation by manganese oxide: implications for a mechanism to supply soil biota with oligopeptides." Environmental Science & Technology 50(7):3486-3493.  doi:10.1021/acs.est.5b04622
  • Andersen A, PN Reardon, SS Chacon, N Qafoku, NM Washton, and M Kleber. 2016. "Protein-mineral Interactions: Molecular Dynamics Simulations Capture Importance of Variations in Mineral Surface Composition and Structure." Langmuir 32(24):6194-6209.  doi:10.1021/acs.langmuir.6b01198
  • Asmussen RM, CI Pearce, AR Lawter, JJ Neeway, BL Miller, BD Lee, NM Washton, JR Stephenson, RE Clayton, ME Bowden, EC Buck, E Cordova, N Qafoku, and BD Williams. 2016. Getter Incorporation into Cast Stone and Solid State CharacterizationsPNNL-25577 Rev. 0;RPT-SLAW-003 Rev A, Pacific Northwest National Laboratory, Richland, WA. 
  • Asmussen RM, CI Pearce, KE Parker, BW Miller, BD Lee, EC Buck, NM Washton, ME Bowden, AR Lawter, EM McElroy, and RJ Serne. 2016. Solid State Characterizations of Long-Term Leached Cast Stone MonolithsPNNL-25578 Rev.0; RPT-SWCS-008 Rev 0, Pacific Northwest National Laboratory, Richland, WA.  doi:10.2172/1328842
  • Hall GB, A Andersen, NM Washton, S Chatterjee, and TG Levitskaia. 2016. "Theoretical modeling of 99Tc NMR chemical shifts." Inorganic Chemistry 55(17):8341-8347.  doi:10.1021/acs.inorgchem.6b00458
  • Tian C, X Zhu, CW Abney, Z Tian, DE Jiang, KS Han, SM Mahurin, NM Washton, and S Dai. 2016. "Use of Steric Encumbrance to Develop Conjugated Nanoporous Polymers for Metal-free Catalytic Hydrogenation." Chemical Communications 52(80):11919-11922.  doi:10.1039/c6cc06372a


  • Gao F, ED Walter, NM Washton, J Szanyi, and CHF Peden. 2015. "Synthesis and Evaluation of Cu/SAPO-34 Catalysts for NH3-SCR 2: Solid-state Ion Exchange and One-pot Synthesis." Applied Catalysis. B, Environmental 162:501-514.  doi:10.1016/j.apcatb.2014.07.029
  • Gao F, M Kollar, RK Kukkadapu, NM Washton, Y Wang, J Szanyi, and CHF Peden. 2015. "Fe/SSZ-13 as an NH3-SCR Catalyst: A Reaction Kinetics and FTIR/Mössbauer Spectroscopic Study." Applied Catalysis. B, Environmental 164:407-419.  doi:10.1016/j.apcatb.2014.09.031
  • Gao F, NM Washton, Y Wang, M Kollar, J Szanyi, and CHF Peden. 2015. "Effects of Si/Al Ratio on Cu/SSZ-13 NH3-SCR Catalysts: Implications for the active Cu species and the Roles of Brønsted Acidity ." Journal of Catalysis 331:25-38.  doi:10.1016/j.jcat.2015.08.004
  • Gao F, Y Wang, M Kollar, NM Washton, J Szanyi, and CHF Peden. 2015. "A Comparative Kinetics Study between Cu/SSZ-13 and Fe/SSZ-13 SCR Catalysts." Catalysis Today 258(Part 2):347-358.  doi:10.1016/j.cattod.2015.01.025
  • Gao F, Y Wang, NM Washton, M Kollar, J Szanyi, and CHF Peden. 2015. "Effects of Alkali and Alkaline Earth Cocations on the Activity and Hydrothermal Stability of Cu/SSZ-13 NH3-SCR Catalysts." ACS Catalysis 5(11):6780-6791.  doi:10.1021/acscatal.5b01621
  • Chatterjee S, GB Hall, TG Levitskaia, ED Walter, and NM Washton. 2015. Oxidative Stability of Tc(I) Tricarbonyl Species Relevant to the Hanford Tank WastePNNL-25076; EMSP-RPT-033 Rev 0, Pacific Northwest National Laboratory, Richland, WA. 
  • Cheng Y, RM Stolley, KS Han, Y Shao, BW Arey, NM Washton, KT Mueller, ML Helm, VL Sprenkle, J Liu, and G Li. 2015. "Highly Active Electrolytes for Rechargeable Mg Batteries Based on [Mg2(µ-Cl)2]2+ Cation Complex in Dimethoxyethane." Physical Chemistry Chemical Physics. PCCP 17(20):13307-13314.  doi:10.1039/C5CP00859J
  • Kovarik L, ME Bowden, D Shi, NM Washton, A Anderson, JZ Hu, J Lee, J Szanyi, JH Kwak, and CHF Peden. 2015. "Unraveling the Origin of Structural Disorder in High Temperature Transition Al2O3: Structure of ?-Al2O3." Chemistry of Materials 27(20):7042-7049.  doi:10.1021/acs.chemmater.5b02523
  • Levitskaia TG, A Andersen, S Chatterjee, GB Hall, ED Walter, and NM Washton. 2015. Spectroscopic Properties of Tc(I) Tricarbonyl Species Relevant to the Hanford Tank WastePNNL-25000, Pacific Northwest National Laboratory, Richland, WA. 
  • Loring JS, J Chen, P Benezeth Ep Gisquet, O Qafoku, ES Ilton, NM Washton, CJ Thompson, PF Martin, BP McGrail, KM Rosso, AR Felmy, and HT Schaef. 2015. "Evidence for Carbonate Surface Complexation during Forsterite Carbonation in Wet Supercritical Carbon Dioxide." Langmuir 31(27):7533-7543.  doi:10.1021/acs.langmuir.5b01052
  • Loring JS, J Chen, P Benezeth, O Qafoku, ES Ilton, NM Washton, CJ Thompson, PF Martin, BP McGrail, KM Rosso, AR Felmy, and HT Schaef. 2015. "Evidence for Carbonate Surface Complexation during Forsterite Carbonation in Wet Supercritical Carbon Dioxide." Langmuir 31(27):7533-7543.  doi:10.1021/acs.langmuir.5b01052
  • Mccloy JS, NM Washton, PL Gassman, J Marcial, JL Weaver, and RK Kukkadapu. 2015. "Nepheline crystallization in boron-rich alumino-silicate glasses as investigated by multi-nuclear NMR, Raman, & Mössbauer spectroscopies." Journal of Non-crystalline Solids 409:149-165.  doi:10.1016/j.jnoncrysol.2014.11.013


  • Levitskaia TG, BM Rapko, A Anderson, JM Peterson, S Chatterjee, ED Walter, HM Cho, and NM Washton. 2014. Speciation and Oxidative Stability of Alkaline Soluble, Non-Pertechnetate TechnetiumPNNL-23654; EMSP-RPT-024 Rev0, Pacific Northwest National Laboratory, Richland, WA. 
  • Mueller KT, RL Sanders, and NM Washton. 2014. "Clay Minerals." In eMagRes, ed. R Wasylishen, DM Grant and RK Harris, pp. 13-28.  Wiley Interscience, Hoboken, NJ. 


  • Gao F, ED Walter, NM Washton, J Szanyi, and CHF Peden. 2013. "Synthesis and Evaluation of Cu-SAPO-34 Catalysts for Ammonia Selective Catalytic Reduction. 1. Aqueous Solution Ion Exchange." ACS Catalysis 3(9):2083-2093.  doi:10.1021/cs4004672
  • Baer DR, SE Baker, NM Washton, and BE Linggi. 2013. Status Report on the Development of Research CampaignsPNNL-22924, Pacific Northwest National Laboratory, Richland, WA. 
  • Baer DR, MH Engelhard, GE Johnson, J Laskin, J Lai, KT Mueller, P Munusamy, S Thevuthasan, H Wang, NM Washton, AC Elder, BL Baisch, AS Karakoti, SVNT Kuchibhatla, and DW Moon. 2013. "Surface Characterization of Nanomaterials and Nanoparticles: important needs and challenging opportunities." Journal of Vacuum Science and Technology A--Vacuum, Surfaces and Films 31(5):Article No. 050820.  doi:10.1116/1.4818423
  • McCloy JS, BJ Riley, AS Lipton, CF Windisch, Jr, NM Washton, MJ Olszta, and CP Rodriguez. 2013. "Structure and Chemistry in Halide Lead-Tellurite Glasses." Journal of Physical Chemistry C 117(7):3456-3466.  doi:10.1021/jp310820t
  • Mueller KT, M Pruski, NM Washton, and AS Lipton. 2013. Science Drivers and Technical Challenges for Advanced Magnetic ResonancePNNL-22294, Pacific Northwest National Laboratory, Richland, WA. 
  • Murphy KA, NM Washton, JV Ryan, CG Pantano, and KT Mueller. 2013. "Solid-State NMR Examination of Alteration Layers on a Nuclear Waste Glasses." Journal of Non-crystalline Solids 369:44-54.  doi:10.1016/j.jnoncrysol.2013.03.021


  • Sanders RL, NM Washton, and KT Mueller. 2012. "Atomic-level studies of the depletion in reactive sites during clay mineral dissolution." Geochimica et Cosmochimica Acta 92:100-116.  doi:10.1016/j.gca.2012.05.038


  • Campbell CT, AK Datye, GA Henkelman, RF Lobo, WF Schneider, LD Spicer, WT Tysoe, JM Vohs, DR Baer, DW Hoyt, S Thevuthasan, KT Mueller, CM Wang, NM Washton, I Lyubinetsky, RG Teller, A Andersen, N Govind, K Kowalski, BC Kabius, H Wang, AA Campbell, WA Shelton, EJ Bylaska, CHF Peden, Y Wang, DL King, MA Henderson, RJ Rousseau, J Szanyi, Z Dohnalek, D Mei, BC Garrett, D Ray, JH Futrell, J Laskin, DL DuBois, LR Kuprat, and C Plata. 2011. EMSL and Institute for Integrated Catalysis (IIC) Catalysis WorkshopPNNL-20426, Pacific Northwest National Laboratory, Richland, WA. 

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