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Staff information

Eugene Ilton

Geochemistry
Scientist
Pacific Northwest National Laboratory
PO Box 999
MSIN: K8-96
Richland, WA 99352

PNNL Publications

2014

  • Nelin CJ, PS Bagus, and ES Ilton. 2014. "Theoretical Analysis of the U L-3-Edge NEXAFS for U Oxides." RSC Advances 4(14):7148-7153.  doi:10.1039/C3RA46738D
  • Qafoku O, JZ Hu, NJ Hess, MY Hu, ES Ilton, J Feng, BW Arey, and AR Felmy. 2014. "Formation of Submicron Magnesite during Reaction of Natural Forsterite in H2O-Saturated Supercritical CO2." Geochimica et Cosmochimica Acta 124:197-209.  doi:10.1016/j.gca.2013.09.024

2013

  • Bagus PS, ES Ilton, and CJ Nelin. 2013. "The Interpretation of XPS Spectra: Insights Into Materials Properties." Surface Science Reports 68(2):273-304.  doi:10.1016/j.surfrep.2013.03.001
  • Bagus PS, and ES Ilton. 2013. "THEORY FOR THE XPS OF ACTINIDES." Topics in Catalysis 56(12):1121-1128.  doi:10.1007/s11244-013-0078-2
  • Bagus PS, CJ Nelin, and ES Ilton. 2013. "Theoretical modeling of the uranium 4f XPS for U(VI) and U(IV) oxides." Journal of Chemical Physics 139(24):244704.  doi:10.1063/1.4846135
  • Rother G, ES Ilton, D Wallacher, T Hauss, HT Schaef, O Qafoku, KM Rosso, AR Felmy, E Krukowski, AG Stack, N Grimm, and RJ Bodnar. 2013. "CO2 Sorption to Subsingle Hydration Layer Montmorillonite Clay Studied by Excess Sorption and Neutron Diffraction Measurements." Environmental Science & Technology 47(1):205-211.  doi:10.1021/es301382y

2012

  • Qafoku O, L Kovarik, RK Kukkadapu, ES Ilton, BW Arey, J Tucek, and AR Felmy. 2012. "Fayalite Dissolution and Siderite Formation in Water-Saturated Supercritical CO2." Chemical Geology 332-333:124-135.  doi:10.1016/j.chemgeo.2012.09.028
  • Atta-Fynn R, DF Johnson, EJ Bylaska, ES Ilton, GK Schenter, and WA De Jong. 2012. "Structure and Hydrolysis of the U(IV), U(V), and U(VI) Aqua Ions from Ab Initio Molecular Simulations." Inorganic Chemistry 51(5):3016-3024.  doi:10.1021/ic202338z
  • Bagus PS, ES Ilton, RL Martin, HJA Jensen, and S Knecht. 2012. "Spin-Orbit Coupling in Actinide Cations." Chemical Physics Letters 546:58-62.  doi:10.1016/j.cplett.2012.07.035
  • Felmy AR, DA Moore, CI Pearce, SD Conradson, O Qafoku, EC Buck, KM Rosso, and ES Ilton. 2012. "Controls on Soluble Pu Concentrations in PuO2/Magnetite Suspensions." Environmental Science & Technology 46(21):11610-11617.  doi:10.1021/es3028956
  • Felmy AR, O Qafoku, BW Arey, JZ Hu, MY Hu, HT Schaef, ES Ilton, NJ Hess, CI Pearce, J Feng, and KM Rosso. 2012. "Reaction of Water-Saturated Supercritical CO2 with Forsterite: Evidence for Magnesite Formation at Low Temperatures." Geochimica et Cosmochimica Acta 91:271-282.  doi:10.1016/j.gca.2012.05.026
  • Ilton ES, HT Schaef, O Qafoku, KM Rosso, and AR Felmy. 2012. "In Situ X-Ray Diffraction Study of Na+ Saturated Montmorillonite Exposed to Variably Wet Super Critical CO2." Environmental Science & Technology 46(7):4241-4248.  doi:10.1021/es300234v
  • Ilton ES, JS Lazama Pacheco, JR Bargar, Z Shi, J Liu, L Kovarik, MH Engelhard, and AR Felmy. 2012. "Reduction of U(VI) Incorporated in the Structure of Hematite." Environmental Science & Technology 46(17):9428-9436.  doi:10.1021/es3015502
  • Ilton ES, Z Wang, JF Boily, O Qafoku, KM Rosso, and SC Smith. 2012. "The Effect of pH and Time on the Extractability and Speciation of Uranium(VI) Sorbed to SiO2." Environmental Science & Technology 46(12):6604-6611.  doi:10.1021/es300501v
  • Loring JS, HT Schaef, RVF Turcu, CJ Thompson, QRS Miller, PF Martin, JZ Hu, DW Hoyt, O Qafoku, ES Ilton, AR Felmy, and KM Rosso. 2012. "In Situ Molecular Spectroscopic Evidence for CO2 Intercalation into Montmorillonite in Supercritical Carbon Dioxide." Langmuir 28(18):7125-7128.  doi:10.1021/la301136w
  • Schaef HT, ES Ilton, O Qafoku, PF Martin, AR Felmy, and KM Rosso. 2012. "In situ XRD Study of Ca2+ Saturated Montmorillonite (STX-1) Exposed to Anhydrous and Wet Supercritical Carbon Dioxide." International Journal of Greenhouse Gas Control 6(1):220-229.  doi:10.1016/j.ijggc.2011.11.001
  • Singer DM, SME Chatman, ES Ilton, KM Rosso, JF Banfield, and G Waychunas. 2012. "Identification of simultaneous U(VI) sorption complexes and U(IV) nanoprecipitates on the magnetite (111) surface." Environmental Science & Technology 46(7):3811-3820.  doi:10.1021/es203877x
  • Singer DM, SME Chatman, ES Ilton, KM Rosso, JF Banfield, and G Waychunas. 2012. "U(VI) sorption and reduction kinetics on the magnetite (111) surface." Environmental Science & Technology 46(7):3821-3830.  doi:10.1021/es203878c

2011

  • Ilton ES, and PS Bagus. 2011. "XPS Determination of Uranium Oxidations States." Surface and Interface Analysis 43(13):1549-1560.  doi:10.1002/sia.3836
  • Skomurski FN, ES Ilton, MH Engelhard, BW Arey, and KM Rosso. 2011. "Heterogeneous Reduction of U6+ by Structural Fe2+ From Theory and Experiment." Geochimica et Cosmochimica Acta 75(22):7277-7290.  doi:10.1016/j.gca.2011.08.006
  • Droubay T, CI Pearce, ES Ilton, MH Engelhard, W Jiang, SM Heald, E Arenholz, V Shutthanandan, and KM Rosso. 2011. "Epitaxial Fe3-xTixO4 films from magnetite to ulvöspinel by pulsed laser deposition." Physical Review. B, Condensed Matter 84(12):Article No. 125443.  doi:10.1103/PhysRevB.84.125443
  • Felmy AR, ES Ilton, KM Rosso, and JM Zachara. 2011. "Interfacial Reactivity of Radionuclides: Emerging Paradigms from Molecular Level Observations." Mineralogical Magazine 75(4):2379-2391. 
  • Felmy AR, DA Moore, KM Rosso, O Qafoku, D Rai, EC Buck, and ES Ilton. 2011. "Heterogeneous Reduction of PuO2 with Fe(II): Importance of the Fe(III) Reaction Product." Environmental Science & Technology 45(9):3952-3958. 
  • Kerisit SN, AR Felmy, and ES Ilton. 2011. "Atomistic Simulations of Uranium Incorporation into Iron (Hydr)Oxides." Environmental Science & Technology 45(7):2770-2776. 
  • Kwak JH, JZ Hu, RVF Turcu, KM Rosso, ES Ilton, CM Wang, JA Sears, Jr, MH Engelhard, AR Felmy, and DW Hoyt. 2011. "The Role of H2O in the Carbonation of Forsterite in Supercritical CO2." International Journal of Greenhouse Gas Control 5(4):1081-1092.  doi:10.1016/j.ijggc.2011.05.013
  • Loring JS, CJ Thompson, Z Wang, AG Joly, DS Sklarew, HT Schaef, ES Ilton, KM Rosso, and AR Felmy. 2011. "In Situ Infrared Spectroscopic Study of Forsterite Carbonation in Wet Supercritical CO2." Environmental Science & Technology 45(14):6204-6210.  doi:10.1021/es201284e
  • Qafoku N, PE Dresel, JP McKinley, ES Ilton, W Um, CT Resch, RK Kukkadapu, and SW Petersen. 2011. Geochemical Characterization of Chromate Contamination in the 100 Area Vadose Zone at the Hanford Site - Part 2PNNL-17865, Pacific Northwest National Laboratory, Richland, WA. 

2010

  • Ilton ES, JM Zachara, DA Moore, JP McKinley, AD Eckberg, CL Cahill, and AR Felmy. 2010. "Dissolution study of Metatorbernite: Thermodynamic Properties and the effect of pH and Phosphate." Environmental Science & Technology 44(19):7521-7526.  doi:10.1021/es101619f
  • Baer DR, AE Grosz, ES Ilton, KM Krupka, J Liu, RL Penn, and A Pepin. 2010. "Separation, Characterization and Initial Reaction Studies of Magnetite Particles from Hanford Sediments." Physics and Chemistry of the Earth 35(6-8):233-241.  doi:10.1016/j.pce.2010.04.010
  • Baer DR, AE Grosz, ES Ilton, KM Krupka, J Liu, RL Penn, and A Pepin. 2010. "Separation, Characterization and Initial Reaction Studies of Magnetite Particles from Hanford Sediments." Physics and Chemistry of the Earth 35(6-8):233-241.  doi:10.1016/j.pce.2010.04.010
  • Bagus PS, CJ Nelin, ES Ilton, M Baron, H Abbott, E Primorac, H Kuhlenbeck, S Shaikhutdinov, and HJ Freund. 2010. "The Complex Core Level Spectra of CeO2: An Analysis in Terms of Atomic and Charge Transfer Effects ." Chemical Physics Letters 487(4-6):237-240.  doi:10.1016/j.cplett.2010.01.041
  • Ilton ES, JF Boily, EC Buck, FN Skomurski, KM Rosso, CL Cahill, JR Bargar, and AR Felmy. 2010. "Influence of Dynamical Conditions on the Reduction of UVI at the Magnetite-Solution Interface." Environmental Science & Technology 44(1):170-176. 
  • Nelin CJ, PS Bagus, ES Ilton, SA Chambers, H Kuhlenbeck, and HJ Freund. 2010. "Relationships Between Complex Core Level Spectra and Materials Properties ." International Journal of Quantum Chemistry 110(15):2752-2764.  doi:10.1002/qua.22807
  • Qafoku N, PE Dresel, ES Ilton, JP McKinley, and CT Resch. 2010. "Chromium transport in an acidic waste contaminated subsurface medium: The role of reduction." Chemosphere 81(11):1492-1500.  doi:10.1016/j.chemosphere.2010.08.043

2009

  • Ulrich KU, ES Ilton, H Veeramani, JO Sharp, R Bernier-Latmani, EJ Schofield, J Bargar, and DE Giammar. 2009. "Comparative Dissolution Kinetics of Biogenic and Chemogenic Uraninite Under Oxidizing Conditions in the Presence of Carbonate." Geochimica et Cosmochimica Acta 73(20):6065-6083.  doi:10.1016/j.gca.2009.07.012
  • Wiatrowski HA, S Das, RK Kukkadapu, ES Ilton, T Barkay, and N Yee. 2009. "Reduction of Hg(II) to Hg(0) by Magnetite." Environmental Science & Technology 43(14):5307-5313.  doi:10.1021/es9003608

2008

  • Boily JF, and ES Ilton. 2008. "An Independent Confirmation of the Correlation of Uf4 Primary Peaks and Satellite Structures of UVI, UV and UIV in Mixed Valence Uranium Oxides by Two-Dimensional Correlation Spectroscopy ." Surface Science 602(24):3637-3646. 
  • Ilton ES, and PS Bagus. 2008. "Ligand field effects on the multiplet structure of the U4f XPS of UO2." Surface Science 602(5):1114-1121.  doi:10.1016/j.susc.2008.01.010
  • Ilton ES, N Qafoku, C Liu, DA Moore, and JM Zachara. 2008. "Advective Removal of Intraparticle Uranium from Contaminated Vadose Zone Sediments, Hanford, USA." Environmental Science & Technology 42(5):1565-1571.  doi:10.1021/es071113m
  • Bagus PS, H Freund, H Kuhlenbeck, and ES Ilton. 2008. "A New Analysis of X-Ray Adsorption Branching Ratios: Use of Russell-Saunders Coupling ." Chemical Physics Letters 455(4-6):331-334. 
  • Bagus PS, R Broer, and ES Ilton. 2008. "Atomic Near-Degeneracy For Photoemission: Generality of 4f Excitations." Journal of Electron Spectroscopy and Related Phenomena 165(1-3):46-49.  doi:10.1016/j.elspec.2008.07.008
  • Belai N, M Frisch, ES Ilton, B Ravel, and CL Cahill. 2008. "Pentavalent Uranium Oxide via Reduction of [UO2]2+ Under Hydrothermal Reaction Conditions ." Inorganic Chemistry 47(21):10135-10140.  doi:10.1021/ic801534m
  • Dresel PE, N Qafoku, JP McKinley, JS Fruchter, CC Ainsworth, C Liu, ES Ilton, and JL Phillips. 2008. Geochemical Characterization of Chromate Contamination in the 100 Area Vadose Zone at the Hanford SitePNNL-17674, Pacific Northwest National Laboratory, Richland, WA. 
  • Kerisit SN, C Liu, and ES Ilton. 2008. "Molecular dynamics simulations of the orthoclase (001)- and (010)-water interfaces." Geochimica et Cosmochimica Acta 72(6):1481-1497. 
  • Schofield EJ, H Veeramani, J Sharp, E Suvorova, R Bernier-Latmani, A Mehta, JONATHANO STAHLMAN, SM Webb, DL Clark, SD Conradson, ES Ilton, and JR Bargar. 2008. "Structure of biogenic uraninite produced by Shewanella oneidensis strain MR-1." Environmental Science & Technology 42(21):7898-7904.  doi:10.1021/es800579g

2007

  • Bagus PS, and ES Ilton. 2007. "Atomic Many-body effects in the 4f XPS of the U5+ and U4+ cations: Part II: Consequences of Orbital Relaxation." Theoretical Chemistry Accounts 118(3):495-502.  doi:10.1007/s00214-007-0364-9
  • Fang J, Z Gu, D Gang, C Liu, ES Ilton, and B Deng. 2007. "Cr(VI) removal from aqueous solution by activated carbon coated with quaternized poly(4-vinylpyridine)." Environmental Science & Technology 41(13):4748-4753.  doi:10.1021/es061969b
  • Ilton ES, JF Boily, and PS Bagus. 2007. "Beam Induced Reduction of U(VI) During X-ray Photoelectron Spectroscopy: The Utility of the U4f Satellite Structure for Identifying Uranium Oxidation States in Mixed Valence Uranium Oxides." Surface Science 601(4):908-916.  doi:10.1016/j.susc.2006.11.067

2006

  • Ilton ES, C Liu, W Yantasee, Z Wang, DA Moore, AR Felmy, and JM Zachara. 2006. "The Dissolution of Synthetic Na-Boltwoodite in Sodium Carbonate Solutions." Geochimica et Cosmochimica Acta 70(19):4836-4849.  doi:10.1016/j.gca.2006.06.1553
  • Ilton ES, SM Heald, S Smith, D Elbert, and C Liu. 2006. "Reduction of Uranyl in the Interlayer Region of Low Iron Micas Under Anoxic and Aerobic Conditions ." Environmental Science & Technology 40(16):5003-5009. 
  • Ilton ES, SM Heald, SC Smith, D Elbert, and C Liu. 2006. "Reduction of Uranyl in the Interlayer Region of Low Iron Micas Under Anoxic and Aerobic Conditions." Environmental Science and Technology 40(16):5003-5009. 
  • Bagus PS, and ES Ilton. 2006. "Effects of Covalency on the p-Shell Photoemission of Transition Metals: MnO." Physical Review. B, Condensed Matter 73(15):155110. 
  • Bagus PS, C Woll, and ES Ilton. 2006. "A Definitive Analysis of the Rydberg and Valence Anti-bonding Character of States in the O K-edge of H2O." Chemical Physics Letters 428(1-3):207-212.  doi:10.1016/j.cplett.2006.07.030
  • Kerisit SN, ES Ilton, and SC Parker. 2006. "Molecular Dynamics Simulations of Electrolyte Solutions at the (100) Goethite Surface." Journal of Physical Chemistry B 110(41):20491-20501.  doi:10.1021/jp0636569

2005

  • Ilton ES, A Haiduc, CL Cahill, and AR Felmy. 2005. "Mica Surfaces Stabilize Pentavalent Uranium." Inorganic Chemistry 44(9):2986-2988. 
  • Ilton ES, and PS Bagus. 2005. "Many-body Effects in the 4f X-ray Photoelectron Spectroscopy of the U5+ and U4+ Free Ions." Physical Review. B, Condensed Matter 71(19):195121.  doi:10.1103/PhysRevB.71.195121
  • Rosso KM, and ES Ilton. 2005. "Effects of Compositional Defects on Small Polaron Hopping in Micas." Journal of Chemical Physics 122(24):244709 (9 pages). 

2004

  • Ilton ES, A Haiduc, C Moses, SM Heald, D Elbert, and DR Veblen. 2004. "Heterogeneous Reduction of Uranyl by Micas: Crystal Chemical and Solution Controls ." Geochimica et Cosmochimica Acta 68(11):2417-2435. 
  • Bagus PS, ES Ilton, and JR Rustad. 2004. "Ligand-Field Effects for the 3p Photoelectron Spectra of Cr2O3." Physical Review. B, Condensed Matter and Materials Physics 69(20):205112. 
  • Bagus PS, R Broer, and ES Ilton. 2004. "A New Near Degeneracy Effect for Photoemission in Transition Metals." Chemical Physics Letters 394(1-3):150-154. 

2003

  • Ilton ES, WA De Jong, and PS Bagus. 2003. "Intra Atomic Many-Body Effects in P-shell Photoelectron Spectra of Cr3+ Ions." Physical Review. B, Condensed Matter and Materials Physics 68(12):125106. 
  • Rosso KM, and ES Ilton. 2003. "Charge transport in micas: The kinetics of FeII/III electron transfer in the octahedral sheet." Journal of Chemical Physics 119(17):9207-9218. 

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