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A study of natural metamict yttrium niobate as analogue of actinide ceramic waste form. / Qiuxiang, C.; Isakov, A.I.; Xiaodong, L.; Krivovichev, S.V.; Burakov, B.E.

Symposium NW – Scientific Basis for Nuclear Waste Management XXXVII . Vol. 1665 Cambridge University Press, 2014. p. 313-318.

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Research

Harvard

Qiuxiang, C, Isakov, AI, Xiaodong, L, Krivovichev, SV & Burakov, BE 2014, A study of natural metamict yttrium niobate as analogue of actinide ceramic waste form. in Symposium NW – Scientific Basis for Nuclear Waste Management XXXVII . vol. 1665, Cambridge University Press, pp. 313-318. https://doi.org/10.1557/opl.2014.660

APA

Qiuxiang, C., Isakov, A. I., Xiaodong, L., Krivovichev, S. V., & Burakov, B. E. (2014). A study of natural metamict yttrium niobate as analogue of actinide ceramic waste form. In Symposium NW – Scientific Basis for Nuclear Waste Management XXXVII (Vol. 1665, pp. 313-318). Cambridge University Press. https://doi.org/10.1557/opl.2014.660

Vancouver

Qiuxiang C, Isakov AI, Xiaodong L, Krivovichev SV, Burakov BE. A study of natural metamict yttrium niobate as analogue of actinide ceramic waste form. In Symposium NW – Scientific Basis for Nuclear Waste Management XXXVII . Vol. 1665. Cambridge University Press. 2014. p. 313-318 https://doi.org/10.1557/opl.2014.660

Author

Qiuxiang, C. ; Isakov, A.I. ; Xiaodong, L. ; Krivovichev, S.V. ; Burakov, B.E. / A study of natural metamict yttrium niobate as analogue of actinide ceramic waste form. Symposium NW – Scientific Basis for Nuclear Waste Management XXXVII . Vol. 1665 Cambridge University Press, 2014. pp. 313-318

BibTeX

@inproceedings{0e616b8ea4f544f2a49d2460de8a425a,
title = "A study of natural metamict yttrium niobate as analogue of actinide ceramic waste form",
abstract = "{\textcopyright} 2014 Materials Research Society. Natural metamict mineral found as large (1-3 cm in size) homogeneous grains (as assumed, former single crystals), was investigated by X-ray powder diffraction (pXRD), high-temperature pXRD, scanning electron microscopy (SEM) and electron microprobe analysis (EMPA). The average chemical composition obtained by EMPA is (wt. %): Nb2O5 - 42.6; Ta2O5 - 4.4; TiO2 - 9.2; UO3 - 4.4; ThO2 - 1.0; MnO - 1.3; FeO - 19.4; Y2O3 - 16.6. The untreated (original) sample is X-ray amorphous. The sample remained amorphous after annealing at 400 °C for 1 hour. The sample became almost fully crystalline after annealing at 700 °C for 1 hour with an X-ray diffraction pattern similar to that of Fe-columbite (ICCD: 01 074-7356). Further annealing at 1000 °C and higher temperatures caused changes in the phase composition of the sample. It was proposed that under self-irradiation a single-phase U-Th-beari",
author = "C. Qiuxiang and A.I. Isakov and L. Xiaodong and S.V. Krivovichev and B.E. Burakov",
year = "2014",
month = jul,
day = "1",
doi = "10.1557/opl.2014.660",
language = "English",
isbn = "9781605116426",
volume = "1665",
pages = "313--318",
booktitle = "Symposium NW – Scientific Basis for Nuclear Waste Management XXXVII",
publisher = "Cambridge University Press",
address = "United Kingdom",

}

RIS

TY - GEN

T1 - A study of natural metamict yttrium niobate as analogue of actinide ceramic waste form

AU - Qiuxiang, C.

AU - Isakov, A.I.

AU - Xiaodong, L.

AU - Krivovichev, S.V.

AU - Burakov, B.E.

PY - 2014/7/1

Y1 - 2014/7/1

N2 - © 2014 Materials Research Society. Natural metamict mineral found as large (1-3 cm in size) homogeneous grains (as assumed, former single crystals), was investigated by X-ray powder diffraction (pXRD), high-temperature pXRD, scanning electron microscopy (SEM) and electron microprobe analysis (EMPA). The average chemical composition obtained by EMPA is (wt. %): Nb2O5 - 42.6; Ta2O5 - 4.4; TiO2 - 9.2; UO3 - 4.4; ThO2 - 1.0; MnO - 1.3; FeO - 19.4; Y2O3 - 16.6. The untreated (original) sample is X-ray amorphous. The sample remained amorphous after annealing at 400 °C for 1 hour. The sample became almost fully crystalline after annealing at 700 °C for 1 hour with an X-ray diffraction pattern similar to that of Fe-columbite (ICCD: 01 074-7356). Further annealing at 1000 °C and higher temperatures caused changes in the phase composition of the sample. It was proposed that under self-irradiation a single-phase U-Th-beari

AB - © 2014 Materials Research Society. Natural metamict mineral found as large (1-3 cm in size) homogeneous grains (as assumed, former single crystals), was investigated by X-ray powder diffraction (pXRD), high-temperature pXRD, scanning electron microscopy (SEM) and electron microprobe analysis (EMPA). The average chemical composition obtained by EMPA is (wt. %): Nb2O5 - 42.6; Ta2O5 - 4.4; TiO2 - 9.2; UO3 - 4.4; ThO2 - 1.0; MnO - 1.3; FeO - 19.4; Y2O3 - 16.6. The untreated (original) sample is X-ray amorphous. The sample remained amorphous after annealing at 400 °C for 1 hour. The sample became almost fully crystalline after annealing at 700 °C for 1 hour with an X-ray diffraction pattern similar to that of Fe-columbite (ICCD: 01 074-7356). Further annealing at 1000 °C and higher temperatures caused changes in the phase composition of the sample. It was proposed that under self-irradiation a single-phase U-Th-beari

U2 - 10.1557/opl.2014.660

DO - 10.1557/opl.2014.660

M3 - Conference contribution

SN - 9781605116426

VL - 1665

SP - 313

EP - 318

BT - Symposium NW – Scientific Basis for Nuclear Waste Management XXXVII

PB - Cambridge University Press

ER -

ID: 7062338