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Group Publications


  1. Saehwa Chong, Brian J. Riley, Emily T. Nienhuis, Dongjin Lee, John S. McCloy, “Syntheses and crystal structures of rare-earth oxyapatites Ca2RE8(SiO4)6O2 (RE = Pr, Tb, Ho, Tm),” Journal of Chemical Crystallography, in press (2020).
  2.  Jared O. Kroll, Brian J. Riley, John S. McCloy, and Jacob A. Peterson, “Sol-gel synthesis of iodosodalite and subsequent consolidation with a glass binder made from oxides and sol-gel routes,” Journal of SolGel Science and Technology, 96: 564–575 (2020).
  3. Emily Nienhuis, José Marcial, Thibaut Robine, Charles Le Losq, Daniel R. Neuville, Martin C. Stennett, Neil C. Hyatt, John S. McCloy, “Effect of Ti4+ on the Structure of Nepheline (NaAlSiO4) Glass,” Geochimica Cosmochimica Acta, 290, 333-351 (2020),
  4. J. Zhao, E.T. Nienhuis, J.S. McCloy, and J. Du, “Structures of fluoride containing aluminosilicate low activity nuclear waste glasses: A molecular dynamics simulations study,” Journal of Non-Crystalline Solids, 550, 120379 (2020).
  5. Hua Chen, José Marcial, Mostafa Ahmadzadeh, Deepak Patil, John McCloy, “Partitioning of rare earths in multiphase nuclear waste glass-ceramics: implications for original glass structure,” International Journal of Applied Glass Science, i11(4), 660-675 (2020),
  6. Irmak Sargin, Charmayne Lonergan, John Vienna, John McCloy, Scott Beckman, “A Data-driven Approach for Predicting Nepheline Crystallization in High-Level Waste Glasses,” Journal of the American Ceramic Society, 103(9), 4913-4924 (2020).
  7. M. Ahmadzadeh, A. Scrimshire, L. Mottram, M. Stennett, N. Hyatt, P. A. Bingham, J. S. McCloy, “Structure of NaFeSiO4, NaFeSi2O6, and NaFeSi3O8 glasses and glass-ceramics,” American Mineralogist, 105:1375-1384 (2020).
  8. J. Marcial, O.K. Neill, M. Newville, J.V. Crum, and J. McCloy, “Effect of cooling profile on crystalline phases, oxidation state, and chemical partitioning of complex glasses,” MRS Advances, 5(11), 569-579 (2020).
  9. J. Lonergan, C. Lonergan, J. Silverstein, P. Cholsaipant, and J. McCloy, “Thermal Properties of Sodium Borosilicate Glasses as a Function of Sulfur Content,” Journal of the American Ceramic Society. 103, 3610-3619 (2020),
  10. Mostafa Ahmadzadeh, Cristina García-Lasanta, Bernard Housen, John S. McCloy, “Archaeomagnetic dating of vitrified Broborg hillfort in southeast Uppsala, Sweden,” Journal of Archaeological Science Reports, 31, 102311 (2020).
  11. E. T. Nienhuis and J.S. McCloy, “Low Temperature Sequential Melting and Anion Retention in Simplified Low Activity Waste,” MRS Advances 5(5-6), 195-206 (2020).
  12. Travis A. Olds, Samuel E. Karcher, Kyle W. Kriegsman, Xiaofeng Guo, John S. McCloy, “Oxidation and anion lattice defect signatures of hypostoichiometric lanthanide-doped UO2Journal of Nuclear Materials 530, 151959 (2020).
  13. Muad Saleh, Saketh Kakkireni, John McCloy, Kelvin Lynn, “Improved Nd distribution in Czochralski grown YAG crystals by implementation of the accelerated crucible rotation technique,” Optical Materials Express 10(2), 632-644 (2020).
  14. L. R. Khanal, M. Ahmadzadeh, J.S. McCloy, and Y. Qiang, “Relationship between Nanostructure-Magnetic Property Induced by Temperature for Iron Oxide Nanoparticles in Vacuum, Ar and O2 Environments,” Journal of Magnetism and Magnetic Materials, 498, 166158 (2019).


  1. Ke Xu, Marc Weber, Yue Cao,Weilin Jiang, Danny Edwards, Brad Johnson, John McCloy, “Ion irradiation induced changes in defects of iron thin films: electron microscopy and positron annihilation spectroscopy,” Journal of Nuclear Materials, 526, 151774 (2019).
  2. Chuck Soderquist, Jamie Weaver, Herman Cho, Bruce McNamara, Sergey Sinkov, John McCloy, “Properties of Pertechnic Acid,” Inorganic Chemistry, 58(20), 14015-14023 (2019).
  3. Emily T Nienhuis, Muad Saleh, José Marcial, Kyle Kriegsman, Jason Lonergan, Andrew S Lipton, Xiaofeng Guo, John S. McCloy, “Structural Characterization of ZnSO4-K2SO4-NaCl Glasses” Journal of Non-crystalline Solids, 524, 119639.
  4. John McCloy, “Frontiers in Natural and Un-natural Glasses:  An Interdisciplinary Dialogue and Review,” Journal of Non-Crystalline Solids: X, 4, 100035,
  5. Ashutosh Goel, John S. McCloy, Richard Pokorny, Albert A. Kruger, “Challenges with Vitrification of Hanford High-Level Waste (HLW) to Borosilicate Glass – An overview” Journal of Non-Crystalline Solids: X 4, 100033 (2019).
  6. J.S. McCloy, B.J. Riley, J. Crum, J. Marcial, J.T. Reiser, K. Kruska, J.A. Peterson, D.R. Neuville, D.S. Patil, M. Saleh, K.E. Barnsley, and J.V. Hanna, “Crystallization Study of Rare Earth and Molybdenum Containing Nuclear Waste Glass Ceramics,” Journal of the American Ceramic Society, 102(9), 5149-5163 (2019),
  7. E. Nienhuis, M. Saleh, J. McCloy, “Structural Characterization of Ternary Salt Melts for Low Activity Waste Applications,” MRS Advances, 4(17-18), 1045-1056 (2019).
  8. J. McCloy, J. Marcial, D. Patil, M. Saleh, M. Ahmadzadeh, H. Chen, J.V. Crum, B.J. Riley, H. Kamat, A. Bréhault, A. Goel, K.E. Barnsley, J.V. Hanna, P. Rajbhandari, C.L. Corkhill, R.J. Hand, and N.C. Hyatt, “Glass structure and crystallization in boro-alumino-silicate glasses containing rare earth and transition metal cations: a US-UK collaborative program,” MRS Advances, 4(17-18), 1029-1043 (2019).
  9. J. McCloy, J. Marcial, B.J. Riley, J. Neuefeind, J. Crum, D. Patil, “Method Development for High Temperature In-Situ Neutron Diffraction Measurements of Glass Crystallization on Cooling from Melt,” MRS Advances, 4(17-18), 1009-1019 (2019).
  10. M. Kindle, S. Kmiec, I. d’Anciães Almeida Silva, H. Eckert, S.W. Martin, M.-K. Song, and J.S. McCloy, “Structural properties of alumina-doped lithium borovanadate glasses and glass-ceramics,” Journal of Non-Crystalline Solids, 521, 119551 (2019).
  11. Jonathan Moore, Emily Nienhuis, Mostafa Ahmadzadeh, John McCloy, “Synthesis of Greigite (Fe3S4) Nanoparticles via a Hydrothermal Method,” AIP Advances, 9(3), 035012 (2019).
  12. Muad Saleh, Kelvin Lynn, Luiz Jacobsohn, John McCloy, “Luminescence of Undoped Commercial ZnS Crystals: Evidence on the Role of Impurities using Photoluminescence and Electrical Transient Spectroscopy,” Journal of Applied Physics, 125(7), 075702 (2019).
  13. J. Marcial, M. Saleh, D. Watson, S. W. Martin, C. L. Crawford, J. McCloy, “Boron-speciation and Aluminosilicate Crystallization in Alkali Boroaluminosilicate Glasses along the NaAl1-xBxSiO4 and LiAl1-xBxSiO4 joins,” Journal of Non-Crystalline Solids, 506, 58-67 (2019).
  14. J. Marcial and J. McCloy, “Role of short range order on crystallization of tectosilicate glasses: A diffraction study,” Journal of Non-Crystalline Solids, 505, 131-143 (2019).
  15. A. Deshkar, M. Ahmadzadeh, A. Scrimshire, E. Han, P.A. Bingham, D. Guillen, J. McCloy, A. Goel, “Dependence of crystallization on composition and heating atmosphere in iron-containing model nuclear waste glasses,” Journal of the American Ceramic Society, 102(3), 1101-1121 (2019).


  1. M. Ahmadzadeh, T.A. Olds, A. Scrimshire, P.A. Bingham, and J.S. McCloy, “Structure and properties of Na5FeSi4O12 crystallized from 5Na2O-Fe2O3-8SiO2 glass,” Acta Crystallographica Section C, 74(12), 1595-1602 (2018).
  2. D. Patil, M. Konale, M. Gabel, O.K. Neill, J.V. Crum, A. Goel, M.C. Stennett, N.C. Hyatt, and J.S. McCloy, “Impact of rare earth ion size on the phase evolution of MoO3-containing aluminoborosilicate glass-ceramics,” Journal of Nuclear Materials, 510, 539-550, (2018).
  3. M. Ahmadzadeh, A. Scrimshire, P.A. Bingham, and J. McCloy, “Structural Role of Iron in Nepheline-based Aluminosilicates for Nuclear Waste Applications,” Proc. Waste Management WM2018, 18192 (2018).
  4. J.L. Weaver, C.I. Pearce, B. Arey, M. Conroy, E.P. Vicenzi, R. Sjoblom, R.J. Koestler, P.T. DePriest, T.F. Lam, D.K. Peeler, J.S. McCloy, and A.A. Kruger, “Microscopic Identification of Micro-Organisms on Pre-Viking Swedish Hillfort Glass,” Microscopy and Microanalysis, 24(S1), 2136-2137 (2018).
  5. E.P. Vicenzi, C.I. Pearce, J.L. Weaver, J.S. McCloy, S. Wight, T. Lam, S. Whittaker, R. Sjoblom, D.K. Peeler, M.J. Schweiger, and A.A. Kruger, “Compositional Imaging and Analysis of Late Iron Age Glass from the Broborg Vitrified Hillfort, Sweden,” Microscopy and Microanalysis, 24(S1), 2134-2135 (2018).
  6. J. L. Weaver, C.I. Pearce, R. Sjöblom, J.S. McCloy, M. Miller, T. Varga, B.W. Arey, M.A. Conroy, D.K. Peeler, R.J. Koestler, P.T. DePriest, E.P. Vicenzi, E. Hjarthner‐Holdar, E. Ogenhall, and A.A. Kruger, “Pre‐Viking Swedish Hillfort Glass: A Prospective Long‐Term Alteration Analogue for Vitrified Nuclear Waste,” International Journal of Applied Glass Science, 9(4), 540-554 (2018).
  7. Saehwa Chong, Jacob Peterson, Brian Riley, Diana Tabada, Donald Wall, Claire L. Corkhill, John McCloy, “Glass-bonded iodosodalite waste form for immobilization of I-129,” Journal of Nuclear Materials, 504, 109-121 (2018).
  8. J. Nam, S. Chong, B. J. Riley, J. S. McCloy, “Iodosodalite Waste Forms from Low-Temperature Aqueous Process,” MRS Advances, 3(20), 1093-1103 (2018).
  9. J. L. Weaver, C. Soderquist, N. Washton, P. Gassman, E. Walter, M. Bowden, W. Lukens, and J.S. McCloy, “Challenges and Solutions for Handling and Characterizing Alkali-Tc-Oxide Salts,” MRS Advances, 3(21), 1191-1200 (2018).
  10. José Marcial, Joey Kabel, Muad Saleh, Yaqoot Shaharyar, Ashutosh Goel, John McCloy, “Structural dependence of crystallization in glasses along the nepheline (NaAlSiO4)-eucryptite (LiAlSiO4) join,” Journal of the American Ceramic Society, 101(7), 2840-2855 (2018).
  11. Jamie Weaver, Chuck Soderquist, Nathalie Wall, John McCloy, “Chemometric Analyses of XANES Data Collected on 99Tc Bearing Silicate Glasses,” Journal of Radiological & Nuclear Chemistry, 316(1), 17-27 (2018).
  12. Antoine Brehault, Deepak Patil, Randall Youngman, Lynn Thirion, John Mauro, Claire Corkhill, John McCloy, Ashutosh Goel, “Compositional dependence of solubility/retention of molybdenum oxides in aluminoborosilicate based model nuclear waste glasses,” Journal of Physical Chemistry B, 122(5), 1714-1729 (2018),
  13. Y. Cao, M. Ahmadzadeh, K. Xu, B. Dodrill, and J.S. McCloy, “Multiphase magnetic systems: Measurement and simulation,” Journal of Applied Physics, 123(2), 023902 (2018).
  14. M. Ahmadzadeh, C. Romero, and J. McCloy, “Magnetic analysis of commercial hematite, magnetite, and their mixtures,” AIP Advances, 8(5), 056807 (2018).


  1. Ke Xu, Daniel K. Schreiber, Bradley R. Johnson, John McCloy, “Effect of defects, magnetocrystalline anisotropy, and shape anisotropy on magnetic structure of iron thin films by magnetic force microscopy,” AIP Advances, 7(5), 056806 (2017).
  2. Jamie Weaver, Chuck Soderquist, Nancy Washton, Andrew S. Lipton, Paul Gassman, Wayne Lukens, Albert A. Kruger, Nathalie Wall, and John S. McCloy, “Chemical Trends in Solid Alkali Pertechnetates,” Inorganic Chemistry, 56(5), 2533-2544 (2017).
  3. Weaver,J.  C. Soderquist, P. Gassman, E. Walter, W. Lukens, and J.S. McCloy, “Synthesis and Characterization of 5- and 6- Coordinated Alkali Pertechnetates,” MRS Advances, 2(10), 525-542 (2017).
  4. J. McCloy and A. Goel, “Glass-Ceramics for Nuclear Waste Immobilization,” MRS Bulletin, 42(3), 233-240 (2017).
  5. Joelle T. Reiser, Benjamin P. Parruzot, Marc H. Weber,  Joseph V. Ryan, John S. McCloy, Nathalie A. Wall, “The Use of Positrons to Survey Alteration Layers on Synthetic Nuclear Waste Glasses,” Journal of Nuclear Materials, 490, 75-84 (2017).
  6. Saehwa Chong, Jacob Peterson, Junghune Nam, Brian Riley, John McCloy, “Synthesis and Characterization of Iodide Sodalite,” Journal of the American Ceramic Society, 100(5), 2273-2284 (2017).
  7. Mostafa Ahmadzadeh, José Marcial, John McCloy, “Structure and crystallization of iron-containing sodium aluminosilicate glasses in the NaAlSiO4-NaFeSiO4 join,” Journal of Geophysical Research: Solid Earth, 122(4), 2504-2524 (2017).
  8. Saleh, M., K.G. Lynn, and J.S. McCloy, “Evaluation of undoped ZnS single crystal materials for x-ray imaging applications,” Proceedings of SPIE 10179, 1017904 (2017).
  9. Ambar Deshkar, José Marcial, Scott A. Southern, Libor Kobera, David L. Bryce, John S. McCloy, Ashutosh Goel, “Understanding the structural origin of crystalline phase transformations in nepheline (NaAlSiO4) based alkali/alkaline-earth aluminosilicate glasses,” Journal of American Ceramic Society, 100(7), 2859-2878 (2017).
  10. Charles Cao, Saehwa Chong, Lynn Thirion, John C. Mauro, John S. McCloy, and Ashutosh Goel, “One pot synthesis of apatite waste forms for immobilization of radioactive iodine at ambient temperature,” Journal of Materials Chemistry A, 5, 14331-14342,


  1. J. Marcial, J. Crum, O. K. Neill, J. S. McCloy, “Nepheline Structural and Chemical Dependence on Melt Composition,” American Mineralogist, 101, 266-276 (2016).
  2. B. Riley, J. Vienna, D. Strachan, J. McCloy, J. Jerden Jr., “Materials and Processes for the Effective Capture and Immobilization of Radioiodine: a Review,” Journal of Nuclear Materials, 470, 307-326 (2016).
  3. J. Marcial, J. Kabel, M. Saleh, Y. Shaharyar, A. Goel, J. McCloy, “Effect of B on Crystallization of Li and Na aluminosilicates,” Proc. Waste Management WM2016, 16323 (2016).
  4. S. Chong, J. Peterson, B. Riley, and J. McCloy, “Hydrothermal Synthesis and Analysis of Iodine-Containing Sodalite,” Proc. Waste Management WM2016, 16153 (2016).
  5. J. Weaver, J. McCloy, J. V. Ryan, A. A. Kruger, “Ensuring longevity: Ancient glasses help predict durability of vitrified nuclear waste,” American Ceramic Society Bulletin, 95(4), 18-23 (2016),
  6. M. Saleh, Y. Cao, D. Edwards, P. Ramuhalli, B. Johnson, J. McCloy, “Effects of Aging Time and Temperature of Fe-1wt.%Cu on Magnetic Barkhausen Noise and FORC,” AIP Advances, 6(5), 055935 (2016).
  7. Y. Shaharyar, J. Cheng, E. Han, A. Maron, J. Weaver, J. Marcial, J. McCloy, A. Goel, “Elucidating the effect of iron speciation (Fe2+/Fe3+) on crystallization kinetics of sodium aluminosilicate glasses,” Journal of the American Ceramic Society, 99(7), 2306-2315 (2016).
  8. R. Sjöblom, J. Weaver, D. Peeler, J. McCloy, A.A. Kruger, E. Ogenhall, and E. Hjärthner-Holdar, “Vitrified Hillforts As Anthropogenic Analogues For Nuclear Waste Glasses – Project Planning And Initiation,” International Journal of Sustainable Development, 11(6), 897-906 (2016).
  9. C. Z. Soderquist, E. C. Buck, J. S. McCloy, M. J. Schweiger, A. A. Kruger, “Formation of Technetium Salts in Hanford Low Activity Waste Glass,” Journal of the American Ceramic Society, 99(12), 3924–3931 (2016).
  10. Rahman, M.T., J. McCloy, C.V. Ramana, and R. Panat, “Structure, electrical characteristics, and high-temperature stability of aerosol jet printed silver nanoparticle films,” Journal of Applied Physics, 120(7), 075305 (2016).
  11. Marcial, M. Ahmadzadeh, J.S. McCloy, “Effect of Li, Fe, and B Addition on the Crystallization Behavior of Sodium Aluminosilicate Glasses as Analogues for Hanford High Level Waste Glasses,” MRS Advances, 2(10), 549-555 (2016).


  1. Y. Cao, K. Xu, W. Jiang, T. Droubay, P. Ramuhalli, D. Edwards, B. Johnson, J. McCloy, “Hysteresis in single and polycrystalline iron thin films: major and minor loops, first order reversal curves, and Preisach modeling,” Journal of Magnetism and Magnetic Materials, 395, 361-375 (2015).
  2. Li, K. Xu, S. Hu, J. Suter, D. Schreiber, P. Ramuhalli, B. Johnson, J. McCloy, “Computational and Experimental Investigations of Magnetic Domain Structures in Patterned Magnetic Thin Films,” Journal of Physics D, 48 305001 (2015).
  3. J. S. McCloy, N. Washton, P. Gassman, J.Marcial, Jamie Weaver, R. Kukkadapu, “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 (2015).
  4. J. Marcial, J. McCloy, O. Neill, “Nepheline Crystallization in High-Alumina High-Level Waste Glass,” Proc. Materials Research Society (MRS) Vol 1744, Dec 1-5, 2014, Boston, MA.
  5. J. Weaver, N. Wall, J. McCloy, “Wet Chemical and UV-Vis Spectrometric Iron Speciation in Low and Intermediate Level Nuclear Waste Glasses,” Proc. Materials Research Society (MRS) Vol 1744, Dec 1-5, 2014, Boston, MA.
  6. J. Weaver, J. Reiser, O. Neill, J. McCloy, N. Wall, “A Sampling Method for Semi-Quantitative and Quantitative Electron Microprobe Analysis of Glass Surfaces,” Proc. Materials Research Society (MRS) Vol 1744, Dec 1-5, 2014, Boston, MA.
  7. J. D. Suter, P. Ramuhalli, J. S. McCloy, K. Xu, S. Hu, Y. Li, W. Jiang, D. J. Edwards, A. L. Schemer-Kohrn, B. R. Johnson, “Meso-Scale Magnetic Signatures for Nuclear Reactor Steel Irradiation Embrittlement Monitoring.” Review of Progress in Quantitative Nondestructive Evaluation (QNDE), July 20-25, 2014, Boise, ID; AIP Conference Proceedings, 1650, 1476-1485 (2015).