journal article·2025-11

Thermal and diffusional properties of uranium-americium and plutonium-americium mixed oxides

A. Chakraborty, P.S. Ghosh, N. Choudhury, A. Arya

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OpenAlex topics: Nuclear Materials and Properties · Radioactive element chemistry and processing · Nuclear materials and radiation effects

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References (63)

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1. Status of Minor Actinide Fuel Development, Nuclear Energy Series NF-T-4.6, International Atomic Energy Agency, Vienna, 2010.
2. Minor actinides: partitioning, transmutation and incineration
3. A view of strategies for transmutation of actinides10.1016/S0149-1970(00)00129-3 ↗
4. Thermal and diffusional properties of (Th,Np)O2 and (U,Np)O2 mixed oxides10.1016/j.jnucmat.2019.04.039 ↗
5. Phase stability, electronic structures and elastic properties of (U,Np)O2 and (Th,Np)O2 mixed oxides10.1039/C8CP02414F ↗
6. Optimization of uranium-doped americium oxide synthesis for space application10.1021/acs.inorgchem.7b03148 ↗
7. Thermal expansion and thermal conductivity of (Th,Pu)O2 mixed oxides: a molecular dynamics and experimental study10.1016/j.jallcom.2015.12.244 ↗
8. Experimental and molecular dynamics study of thermo-physical and transport properties of ThO2-5wt.mixed oxides10.1016/j.jnucmat.2015.10.053 ↗
9. Thermal expansion and thermal conductivity of (Th,U)O2 mixed oxides: a molecular dynamics and experimental study10.1016/j.jallcom.2015.07.260 ↗
10. Thermal expansion and thermal conductivity of (Th,Ce)O2 mixed oxides: a molecular dynamics and experimental study10.1016/j.jallcom.2015.03.057 ↗
11. Melting behavior of (Th,U)O2 and (Th,Pu)O2 mixed oxides10.1016/j.jnucmat.2016.06.037 ↗
12. Lebreton · 2014
13. Epifano · 2017
14. Melting behaviour of uranium-americium mixed oxides under different atmospheres10.1016/j.jct.2019.105896 ↗
15. Local and electronic structure of Am2O3 and AmO2 with XAFS spectroscopy10.1016/j.jnucmat.2010.04.011 ↗
16. High temperature heat capacity of (U, Am)O2±x10.1016/j.jnucmat.2017.07.009 ↗
17. Behaviour of (U,Am)O2 in oxidizing conditions: a high-temperature XRD study10.1016/j.jnucmat.2020.151991 ↗
18. Heat capacity, thermal conductivity and thermal diffusivity of uranium-americium mixed oxides10.1016/j.jallcom.2014.05.083 ↗
19. Phase behavior of PuO2-x with addition of 9% Am10.1016/j.jallcom.2006.10.059 ↗
20. Oxygen potential measurements of Am0.5Pu0.5O2-x by EMF method10.1016/j.jnucmat.2009.01.009 ↗
21. Oxygen potential of (Pu0.91Am0.09)O2-x10.1016/j.jnucmat.2006.05.044 ↗
22. A thermodynamic study of the Pu-Am-O system10.1016/j.jnucmat.2011.05.014 ↗
23. Thermal and diffusional properties of (Th,Np)O2 and (U,Np)O2 mixed oxides10.1016/j.jnucmat.2019.04.039 ↗
24. Development of an interatomic potential for mixed uranium-americium oxides and application to the determination of the structural and thermodynamic properties of (U,Am)O2 with americium contents below 50%10.1016/j.jnucmat.2023.154390 ↗
25. A many-body potential approach to modelling the thermomechanical properties of actinide oxides10.1088/0953-8984/26/10/105401 ↗
26. Fast parallel algorithms for short-range molecular dynamics10.1006/jcph.1995.1039 ↗
27. Cooper · 2000
28. Special quasirandom structures10.1103/PhysRevLett.65.353 ↗
29. A climbing image nudged elastic band method for finding saddle points and minimum energy paths10.1063/1.1329672 ↗
30. A computational study on the superionic behaviour of ThO210.1039/C6CP05794B ↗
31. Self-irradiation effects in americium oxides10.1016/0020-1650(77)80091-3 ↗
32. Lattice parameter functions of (AmyU1-y)O2-x based on XRD and XANES measurements10.1016/j.jssc.2017.09.011 ↗
33. Fouquet-Métivier · 2022
34. Lattice thermal expansion of Pu1−yAmyO2−x plutonium–americium mixed oxides10.1107/S1600576717014832 ↗
35. A many-body potential approach to modelling the thermomechanical properties of actinide oxides10.1088/0953-8984/26/10/105401 ↗
36. Thermal expansion of the actinide dioxides10.1016/0020-1650(74)80067-X ↗
37. Thermal expansion of neptunium-uranium mixed oxides10.1016/S0022-3115(97)00031-7 ↗
38. Enthalpy and heat capacity of the actinide oxides10.1007/BF00503638 ↗
39. Heat capacities and thermal conductivities of AmO2 and AmO1.510.1016/j.jnucmat.2011.01.019 ↗
40. A new heat capacity law for UO2, PuO2 and (U,Pu)O2 derived from molecular dynamics simulations and useable in fuel performance codes10.1016/j.jnucmat.2021.152877 ↗
41. The chemical thermodynamics of nuclear materials. VII. The high-temperature enthalpy of plutonium dioxide10.1016/0022-3115(82)90382-8 ↗
42. Measurement and interpretation of the thermo-physical properties of UO2 at high temperatures: the viral effect of oxygen defects10.1016/j.actamat.2017.07.060 ↗
43. The effect of plutonium content on the thermal conductivity of (U, Pu)O2 solid solutions10.1016/0022-3115(71)90040-7 ↗
44. Thermal conductivity of uranium dioxide up to 2900 K from simultaneous measurement of the heat capacity and thermal diffusivity10.1063/1.369159 ↗
45. Thermophysical properties of uranium dioxide10.1016/S0022-3115(99)00273-1 ↗
46. On the thermal conductivity of inert-matrix fuels containing americium oxide10.1016/S0022-3115(97)00354-1 ↗
47. Thermal conductivity measurement of (Pu1-xAmx)O2 (x = 0.028, 0.072)10.1016/j.jallcom.2014.11.205 ↗
48. Dioxide Thermal Conductivity of Uranium · 1966
49. Comparison of interatomic potentials for UO2. Part I: static calculations10.1016/j.jnucmat.2006.12.070 ↗
50. Oxygen diffusion in ThO2-CeO2 and ThO2-UO2 solid solutions from atomistic calculations10.1039/C6CP01214K ↗
51. Oxygen diffusion model of the mixed (U,Pu)O2 ± x: assessment and application10.1016/j.jnucmat.2016.12.026 ↗
52. Defects and oxygen diffusion in PuO2-x10.1016/j.jnucmat.2005.04.044 ↗
53. Specific heat of UO2, ThO2, PuO2 and the mixed oxides (ThxU1−−x)O2 and (Pu0.2U0.8)O1.97 by enthalpy data analysis10.1039/F29878301253 ↗
54. Chemical thermodynamic representation of AmO2-x10.1016/S0022-3115(03)00188-0 ↗
55. Correlations for the specific heat capacity of (UxPu1-x)1-yGdyO2-z derived from molecular dynamics10.1016/j.jnucmat.2022.154028 ↗
56. A science-based mixed oxide property model for developing advanced oxide nuclear fuels10.1111/jace.19609 ↗
57. Erratum: Molecular dynamics simulation of thermal transport in UO2 containing uranium, oxygen, and fission-product defects [Phys. Rev. Appl. 6, 044015 (2016)]10.1103/PhysRevApplied.7.059901 ↗
58. Modelling the thermal conductivity of (UxTh1-x)O2 and (UxPu1-x)O210.1016/j.jnucmat.2015.07.022 ↗
59. Reaction of plutonium dioxide with water: formation and properties of PuO2+x10.1126/science.287.5451.285 ↗
60. Evidence for quadrivalent curium: X-ray data on curium oxides10.1021/ja01611a108 ↗
61. High-temperature X-ray study of uranium oxides in the UO2-U3O8 region10.1016/0022-1902(55)80046-2 ↗
62. Thermal diffusivity and conductivity of thorium- uranium mixed oxides10.1016/j.jnucmat.2018.01.014 ↗
63. Thermal properties of minor actinide targets10.1016/j.nme.2015.03.001 ↗