All Publications
29. J. Granger-Jones, T. R. Graham, C. Padilla Cintron, B. Robertson, S. C. Finkeldei, J. A. Katalenich. “Phase formation of γ-LiAlO2 via transformation of a layered double hydroxide (LDH) by internal gelation.” J. Nucl. Mater. (2025), 603, 155379. https://doi.org/10.1016/j.jnucmat.2024.155379
28. A. Miskowiec*, T. Spano, Z. E. Brubaker, J. L. Niedziela, D. L. Abernathy, R. D. Hunt and S. C. Finkeldei. “Comment on 'Resonant inelastic x-ray scattering from U3O8 and UN'.” J. Phys.: Condens. Matter. (2024), 36, 508001. http://doi.org/10.1088/1361-648X/ad7ac1
27. S. J. Dillon, S. C. Finkeldei, E. Lang, K. Hattar, A. T. Nelson. “Using in situ UO2 bicrystal sintering to understand grain boundary dislocation nucleation kinetics and creep.” J. Am. Ceram. Soc. (2024), 107, 6701-6714. https://doi.org/10.1111/jace.19960
26. L. Opitz, R. Hübner, S. S. A. Azzam, S. E. Gilson, S. C. Finkeldei, N. Huittinen. “Investigations towards incorporation of Eu3+ and Cm3+ during ZrO2 crystallization in aqueous solution.” Sci Rep. (2023), 13, 12276. https://doi.org/10.1038/s41598-023-39143-0
25. S. J. Dillon, E. Lang, S. C. Finkeldei, J. Ouyang, K. Hattar. “A nucleation rate limited model for grain boundary creep.” Acta Mater. (2023), 246, 118718. https://doi.org/10.1016/j.actamat.2023.118718
24. D. Drey. E. O'Quinn, S. Finkeldei, J. Neuefeind, M. Lang. "Local ordering in disordered NdxZr1-xO2-0.5x pyrochlore as observed using neutron total scattering." Acta Materialia. (2022). https://doi.org/10.1016/j.actamat.2021.117590
23. S. C. Finkeldei, S. Chang, M. Ionescu, D. Oldfield, J. Davis, G. R. Lumpkin, D. Simeone, M. Avdeev, F. Brandt, D. Bosbach, M. Klinkenberg, and G. J. Thorogood. "Insight Into Disorder, Stress and Strain of Radiation Damaged Pyrochlores: A Possibile Mechanism for the Appearance of Defect Fluorite." Front. Chem. 9:706736. (2021). 10.3389/fchem.2021.706736
22. T. Connor, O, Cheong, T. Bornhake, A. C. Shad, R. Tesch, M. Sun, Z, He, A. Bukayemsky, V. L. Vinograd, S. C. Finkeldei, and P. M. Kowalski. "Pyrochlore Compounds From Atomistic Simulations." Front. Chem. 9:733321. (2021). 10.3389/fchem.2021.733321
21. Andrew Miskowiec, Tyler Spano, Z. E. Brubaker, J. L. Niedziela, D. L. Abernathy, Rodney D. Hunt, and S. Finkeldei. "Antiferromagnetic ordering and possible lattice response to dynamic uranium valence in U3O8." Phys. Rev. B. 2021. 103. 205101. https://doi.org/10.1103/PhysRevB.103.205101
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20. A. Miskowiec, T. Spano, R. Hunt, A.E. Shields, J.L. Niedziela, S. Finkeldei. "Structural features of solid-solid phase transitions and lattice dynamics in U3O8." Phys. Rev. Mater. (2020), 4, 093160. https://doi.org/10.1103/PhysRevMaterials.4.093610
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19. S. Mandal, C.J.D. Kumar, D. Kumar, K. Syed, M.-A. Van Ende, I.-H. Jung, S.C. Finkeldei, W.J. Bowman. "Designing environment-friendly chromium-free Spinel-Periclase-Zirconia refractories for Ruhrstahl Heraeus (RH) degasser." J. Am. Ceram. Soc. (2020), 103, 7095-7114. https://doi.org/10.1111/jace.17402
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18. L. Feng, S.C. Finkeldei, B. Heuser, S.J. Dillon, A.T. Nelson, Grain Boundary and Lattice Fracture Toughness of UO2 Measured Using Small-Scale Mechanics, JOM (2020), 72, 2075 –2081. https://doi.org/10.1007/s11837-020-04118-3
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17. S. Finkeldei, M.C. Stennett, P.M. Kowalski, Y. Ji, E. de Visser-Týnová, N.C. Hyatt, D. Bosbach, F. Brandt, “Insights into the fabrication and structure of plutonium pyrochlores”, J. Mater. Chem. A. (2020), 8, 2387–2403. https://doi.org/10.1039/C9TA05795A
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16. A.C. Maier, P. Kegler, M. Klinkenberg, A. Baena, S. Finkeldei, F. Brandt, M. Jonsson. "On the change in UO2 redox reactivity as a function of H2O2 exposure." Dalton Trans. (2020), 49, 1241 – 1248. https://doi.org/10.1039/C9DT04395K
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15. A. Miskowiec, J. Niedziela, T. Spano, M. Ambrogio, S. Finkeldei, R. Hunt, A. Shields. "Additional Complexity in the Raman Spectra of U3O8." J. Nucl. Mater. (2019), 527, 151790. https://doi.org/10.1016/j.jnucmat.2019.151790
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14. S. Finkeldei, J.O. Kiggans, R.D. Hunt, A.T. Nelson, K.A. Terrani. "Fabrication of UO2-Mo composite fuel with enhanced thermal conductivity from sol-gel feedstock." J. Nucl. Mater. (2019), 520, 56-64. https://doi.org/10.1016/j.jnucmat.2019.04.011
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13. R.D. Hunt, J.L. Collins, M.H. Lloyd, S. Finkeldei. "Production of more ideal uranium trioxide microspheres for the sol-gel microsphere pelletization process without the use of carbon." J. Nucl. Mater. (2019), 515, 107-110. https://doi.org/10.1016/j.jnucmat.2018.12.029
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12. S. Finkeldei, J. Kiggans, R. Hunt, K. Terrani. "Processing of Enhanced UO2 Fuel Starting from a Sol-Gel Feedstock." Trans. Am. Nucl. Soc. (2018), 118, 1399 - 1400.
11. E. Muehr-Ebert, E. Lichte, A. Bukaemskiy, S. Finkeldei, M. Klinkenberg, F. Brandt, D. Bosbach, G. Modolo. "Dissolution behavior of MgO based inert matrix fuel for the transmutation of minor actinides." J. Nucl. Mater. (2018), 505, 94-104. https://doi.org/10.1016/j.jnucmat.2018.04.001
10. S. Szenknect, S. Finkeldei, F. Brandt, J. Ravaux, M. Odorico, R. Podor, J. Lautru, N. Dacheux, D. Bosbach "Monitoring the microstructural evolution of Nd2Zr2O7 pyrochlore during dissolution at 90 °C in 4 M HCl: Implications regarding the evaluation of the chemical durability." J. Nucl. Mater. (2017), 496, 97-108. https://doi.org/10.1016/j.jnucmat.2017.09.029
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9. S. Finkeldei, Ph. Kegler, P.M. Kowalski, C. Schreinemachers, F. Brandt, A.A. Bukaemskiy, V.L. Vinograd, G. Beridze, A. Shelyug, A. Navrotsky, D. Bosbach. "Composition dependent order-disorder transition in NdxZr1-xO2-0.5x pyrochlores: a combined structural, calorimetric and ab initio modeling study." Acta Mater. 2017, 125, 166-176. https://doi.org/10.1016/j.actamat.2016.11.059
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8. J. Shamblin, M. Feygenson, J. Neuefeind, C.L. Tracy, F. Zhang, S. Finkeldei, D. Bosbach, H. Zhou, R.C. Ewing, M. Lang. "Probing disorder in isometric pyrochlore and related complex oxides." Nat. Mater. 2016, 15, 507-511. https://doi.org/10.1038/nmat4581
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7. C. Fischer, S. Finkeldei, F. Brandt, D. Bosbach, A. Lüttge. "Direct measurement of surface dissolution rates in potential nuclear waste forms: The example of pyrochlore." ACS Appl. Mater. Interfaces (2015), 7, 17857-17865. https://doi.org/10.1021/acsami.5b04281
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6. Y. Li, P. Kowlaski, G. Beridze, A.R. Birnie, S. Finkeldei, D. Bosbach. "Defect formation energies in A2B2O7 pyrochlores." Scr. Mater. (2015), 107, 18-21. https://doi.org/10.1016/j.scriptamat.2015.05.010
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5. B. Klobes, S. Finkeldei, F. Brandt, D. Bosbach, D. Bessas, J.-P. Embs, R.P. Hermann. "A general and Eu specific perspective on lattice dynamics in pyrochlore and defect fluorite (Eu1−xNdx)2Zr2O7." Phys. Status Solidi (B) (2015), 252, 1940 -1945. https://doi.org/10.1002/pssb.201552076
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4. B. Klobes, S. Finkeldei, W. Röhrig, D. Bosbach, R.P. Hermann. "Hyperfine Interactions in and Lattice Parameters of Pyrochlore and Defect Fluorite (Eu1-xNdx)2Zr2O7." J. Phys. Chem. (Solids 2015), 79, 43–48. https://doi.org/10.1016/j.jpcs.2014.11.011
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3. S. Finkeldei, F. Brandt, K. Rozov, A. Bukaemskiy, S. Neumeier, D. Bosbach. "Dissolution of ZrO2 based Pyrochlores in the Acid pH Range: A Macroscopic and Electron Microscopy Study." J. Appl. Geochem. (2014), 49, 31-41. https://doi.org/10.1016/j.apgeochem.2014.06.014
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2. S. Finkeldei, F. Brandt, A. Bukaemskiy, S. Neumeier, G. Modolo, D. Bosbach. "Synthesis and Dissolution Kinetics of Zirconia based Ceramics." Prog. Nucl. Energ. (2013), 72, 130-133. https://doi.org/10.1016/j.pnucene.2013.07.020
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1. K.S. Holliday, S. Finkeldei, S. Neumeier, C. Walther, D. Bosbach, T. Stumpf. "TRLFS of Eu3+ and Cm3+ doped La2Zr2O7: A Comparison of Defect Fluorite to Pyrochlore Structures." J. Nucl. Mater. (2012), 433, 479–485. https://doi.org/10.1016/j.jnucmat.2012.10.028