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Sol-gel preparation and high-energy XRD study of (CaO)(x)(TiO2)(0.5-x)(P2O5)(0.5) glasses (x=0 and 0.25)

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Sol-gel preparation and high-energy XRD study of (CaO)(x)(TiO2)(0.5-x)(P2O5)(0.5) glasses (x=0 and 0.25). / Pickup, David M.; Wetherall, Kate M.; Knowles, Jonathan C. et al.
In: Journal of Materials Science: Materials in Medicine, Vol. 19, No. 4, 01.04.2008, p. 1661-1668.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Pickup, DM, Wetherall, KM, Knowles, JC, Smith, ME & Newport, RJ 2008, 'Sol-gel preparation and high-energy XRD study of (CaO)(x)(TiO2)(0.5-x)(P2O5)(0.5) glasses (x=0 and 0.25)', Journal of Materials Science: Materials in Medicine, vol. 19, no. 4, pp. 1661-1668. https://doi.org/10.1007/s10856-007-3259-3

APA

Pickup, D. M., Wetherall, K. M., Knowles, J. C., Smith, M. E., & Newport, R. J. (2008). Sol-gel preparation and high-energy XRD study of (CaO)(x)(TiO2)(0.5-x)(P2O5)(0.5) glasses (x=0 and 0.25). Journal of Materials Science: Materials in Medicine, 19(4), 1661-1668. https://doi.org/10.1007/s10856-007-3259-3

Vancouver

Pickup DM, Wetherall KM, Knowles JC, Smith ME, Newport RJ. Sol-gel preparation and high-energy XRD study of (CaO)(x)(TiO2)(0.5-x)(P2O5)(0.5) glasses (x=0 and 0.25). Journal of Materials Science: Materials in Medicine. 2008 Apr 1;19(4):1661-1668. doi: 10.1007/s10856-007-3259-3

Author

Pickup, David M. ; Wetherall, Kate M. ; Knowles, Jonathan C. et al. / Sol-gel preparation and high-energy XRD study of (CaO)(x)(TiO2)(0.5-x)(P2O5)(0.5) glasses (x=0 and 0.25). In: Journal of Materials Science: Materials in Medicine. 2008 ; Vol. 19, No. 4. pp. 1661-1668.

Bibtex

@article{22b0a027cf614873848c8ccd021fd7a1,
title = "Sol-gel preparation and high-energy XRD study of (CaO)(x)(TiO2)(0.5-x)(P2O5)(0.5) glasses (x=0 and 0.25)",
abstract = "Glasses from the CaO-TiO2-P2O5 system have potential use in biomedical applications. Here a method for the sol-gel synthesis of the ternary glass (CaO)(0.25)(TiO2)(0.25)(P2O5)(0.5) has been developed. The structures of the dried gel and heat-treated glass were studied using high-energy X-ray diffraction. The structure of the binary (TiO2)(0.5)(P2O5)(0.5) sol-gel was studied for comparison. The results reveal that the heat-treated (CaO)(0.25)(TiO2)(0.25)(P2O5)(0.5) glass has a structure based on chains and rings of PO4 tetrahedra, held together by a combination of electrostatic interaction with Ca2+ ions and by corner-sharing oxygen atoms with TiO6 octahedra. In contrast, the (TiO2)(0.5)(P2O5)(0.5) glass has a structure based on isolated P2O7 units linked together by corner-sharing with TiO6 groups. The results suggest that both the dried gels possess open porous structures. For the (CaO)(0.25)(TiO2)(0.25)(P2O5)(0.5) sample there is a significant increase in Ca-O coordination number with heat treatment.",
author = "Pickup, {David M.} and Wetherall, {Kate M.} and Knowles, {Jonathan C.} and Smith, {Mark E.} and Newport, {Robert J.}",
year = "2008",
month = apr,
day = "1",
doi = "10.1007/s10856-007-3259-3",
language = "English",
volume = "19",
pages = "1661--1668",
journal = "Journal of Materials Science: Materials in Medicine",
issn = "0957-4530",
publisher = "Kluwer Academic Publishers",
number = "4",

}

RIS

TY - JOUR

T1 - Sol-gel preparation and high-energy XRD study of (CaO)(x)(TiO2)(0.5-x)(P2O5)(0.5) glasses (x=0 and 0.25)

AU - Pickup, David M.

AU - Wetherall, Kate M.

AU - Knowles, Jonathan C.

AU - Smith, Mark E.

AU - Newport, Robert J.

PY - 2008/4/1

Y1 - 2008/4/1

N2 - Glasses from the CaO-TiO2-P2O5 system have potential use in biomedical applications. Here a method for the sol-gel synthesis of the ternary glass (CaO)(0.25)(TiO2)(0.25)(P2O5)(0.5) has been developed. The structures of the dried gel and heat-treated glass were studied using high-energy X-ray diffraction. The structure of the binary (TiO2)(0.5)(P2O5)(0.5) sol-gel was studied for comparison. The results reveal that the heat-treated (CaO)(0.25)(TiO2)(0.25)(P2O5)(0.5) glass has a structure based on chains and rings of PO4 tetrahedra, held together by a combination of electrostatic interaction with Ca2+ ions and by corner-sharing oxygen atoms with TiO6 octahedra. In contrast, the (TiO2)(0.5)(P2O5)(0.5) glass has a structure based on isolated P2O7 units linked together by corner-sharing with TiO6 groups. The results suggest that both the dried gels possess open porous structures. For the (CaO)(0.25)(TiO2)(0.25)(P2O5)(0.5) sample there is a significant increase in Ca-O coordination number with heat treatment.

AB - Glasses from the CaO-TiO2-P2O5 system have potential use in biomedical applications. Here a method for the sol-gel synthesis of the ternary glass (CaO)(0.25)(TiO2)(0.25)(P2O5)(0.5) has been developed. The structures of the dried gel and heat-treated glass were studied using high-energy X-ray diffraction. The structure of the binary (TiO2)(0.5)(P2O5)(0.5) sol-gel was studied for comparison. The results reveal that the heat-treated (CaO)(0.25)(TiO2)(0.25)(P2O5)(0.5) glass has a structure based on chains and rings of PO4 tetrahedra, held together by a combination of electrostatic interaction with Ca2+ ions and by corner-sharing oxygen atoms with TiO6 octahedra. In contrast, the (TiO2)(0.5)(P2O5)(0.5) glass has a structure based on isolated P2O7 units linked together by corner-sharing with TiO6 groups. The results suggest that both the dried gels possess open porous structures. For the (CaO)(0.25)(TiO2)(0.25)(P2O5)(0.5) sample there is a significant increase in Ca-O coordination number with heat treatment.

U2 - 10.1007/s10856-007-3259-3

DO - 10.1007/s10856-007-3259-3

M3 - Journal article

VL - 19

SP - 1661

EP - 1668

JO - Journal of Materials Science: Materials in Medicine

JF - Journal of Materials Science: Materials in Medicine

SN - 0957-4530

IS - 4

ER -