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High-strength nanograined and translucent hydroxyapatite monoliths via continuous hydrothermal synthesis and optimized spark plasma sintering

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High-strength nanograined and translucent hydroxyapatite monoliths via continuous hydrothermal synthesis and optimized spark plasma sintering. / Chaudhry, A.A.; Yan, H.; Gong, K.; Inam, F.; Viola, G.; Reece, M.J.; Goodall, J.B.M.; Ur Rehman, I.; McNeil-Watson, F.K.; Corbett, J.C.W.; Knowles, J.C.; Darr, J.A.

In: Acta Biomaterialia, Vol. 7, No. 2, 2011, p. 791-799.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

Harvard

Chaudhry, AA, Yan, H, Gong, K, Inam, F, Viola, G, Reece, MJ, Goodall, JBM, Ur Rehman, I, McNeil-Watson, FK, Corbett, JCW, Knowles, JC & Darr, JA 2011, 'High-strength nanograined and translucent hydroxyapatite monoliths via continuous hydrothermal synthesis and optimized spark plasma sintering', Acta Biomaterialia, vol. 7, no. 2, pp. 791-799. https://doi.org/10.1016/j.actbio.2010.09.029

APA

Chaudhry, A. A., Yan, H., Gong, K., Inam, F., Viola, G., Reece, M. J., Goodall, J. B. M., Ur Rehman, I., McNeil-Watson, F. K., Corbett, J. C. W., Knowles, J. C., & Darr, J. A. (2011). High-strength nanograined and translucent hydroxyapatite monoliths via continuous hydrothermal synthesis and optimized spark plasma sintering. Acta Biomaterialia, 7(2), 791-799. https://doi.org/10.1016/j.actbio.2010.09.029

Vancouver

Author

Chaudhry, A.A. ; Yan, H. ; Gong, K. ; Inam, F. ; Viola, G. ; Reece, M.J. ; Goodall, J.B.M. ; Ur Rehman, I. ; McNeil-Watson, F.K. ; Corbett, J.C.W. ; Knowles, J.C. ; Darr, J.A. / High-strength nanograined and translucent hydroxyapatite monoliths via continuous hydrothermal synthesis and optimized spark plasma sintering. In: Acta Biomaterialia. 2011 ; Vol. 7, No. 2. pp. 791-799.

Bibtex

@article{7bc9418385604c759838148113a110c6,
title = "High-strength nanograined and translucent hydroxyapatite monoliths via continuous hydrothermal synthesis and optimized spark plasma sintering",
abstract = "The synthesis of high-strength, completely dense nanograined hydroxyapatite (bioceramic) monoliths is a challenge as high temperatures or long sintering times are often required. In this study, nanorods of hydroxyapatite (HA) and calcium-deficient HA (made using a novel continuous hydrothermal flow synthesis method) were consolidated using spark plasma sintering (SPS) up to full theoretical density in ∼5 min at temperatures up to 1000 °C. After significant optimization of the SPS heating and loading cycles, fully dense HA discs were obtained which were translucent, suggesting very high densities. Significantly high three-point flexural strength values for such materials (up to 158 MPa) were measured. Freeze-fracturing of disks followed by scanning electron microscopy investigation revealed selected samples possessed sub-200 nm sized grains and no visible pores, suggesting they were fully dense. {\textcopyright} 2010 Acta Materialia Inc. Published by Elsevier Ltd. All rights reserved.",
keywords = "CHFS, Hydroxyapatite, Nanobioceramics, Nanorods, SPS, bioceramics, hydroxyapatite, nanomaterial, article, freezing, heating, powder, priority journal, shear strength, thermostability, Hydroxyapatites, Light, Materials Testing, Nanotubes, Particle Size, Plasma Gases, Scattering, Radiation, Temperature, Water, X-Ray Diffraction",
author = "A.A. Chaudhry and H. Yan and K. Gong and F. Inam and G. Viola and M.J. Reece and J.B.M. Goodall and {Ur Rehman}, I. and F.K. McNeil-Watson and J.C.W. Corbett and J.C. Knowles and J.A. Darr",
year = "2011",
doi = "10.1016/j.actbio.2010.09.029",
language = "English",
volume = "7",
pages = "791--799",
journal = "Acta Biomaterialia",
issn = "1742-7061",
publisher = "Elsevier BV",
number = "2",

}

RIS

TY - JOUR

T1 - High-strength nanograined and translucent hydroxyapatite monoliths via continuous hydrothermal synthesis and optimized spark plasma sintering

AU - Chaudhry, A.A.

AU - Yan, H.

AU - Gong, K.

AU - Inam, F.

AU - Viola, G.

AU - Reece, M.J.

AU - Goodall, J.B.M.

AU - Ur Rehman, I.

AU - McNeil-Watson, F.K.

AU - Corbett, J.C.W.

AU - Knowles, J.C.

AU - Darr, J.A.

PY - 2011

Y1 - 2011

N2 - The synthesis of high-strength, completely dense nanograined hydroxyapatite (bioceramic) monoliths is a challenge as high temperatures or long sintering times are often required. In this study, nanorods of hydroxyapatite (HA) and calcium-deficient HA (made using a novel continuous hydrothermal flow synthesis method) were consolidated using spark plasma sintering (SPS) up to full theoretical density in ∼5 min at temperatures up to 1000 °C. After significant optimization of the SPS heating and loading cycles, fully dense HA discs were obtained which were translucent, suggesting very high densities. Significantly high three-point flexural strength values for such materials (up to 158 MPa) were measured. Freeze-fracturing of disks followed by scanning electron microscopy investigation revealed selected samples possessed sub-200 nm sized grains and no visible pores, suggesting they were fully dense. © 2010 Acta Materialia Inc. Published by Elsevier Ltd. All rights reserved.

AB - The synthesis of high-strength, completely dense nanograined hydroxyapatite (bioceramic) monoliths is a challenge as high temperatures or long sintering times are often required. In this study, nanorods of hydroxyapatite (HA) and calcium-deficient HA (made using a novel continuous hydrothermal flow synthesis method) were consolidated using spark plasma sintering (SPS) up to full theoretical density in ∼5 min at temperatures up to 1000 °C. After significant optimization of the SPS heating and loading cycles, fully dense HA discs were obtained which were translucent, suggesting very high densities. Significantly high three-point flexural strength values for such materials (up to 158 MPa) were measured. Freeze-fracturing of disks followed by scanning electron microscopy investigation revealed selected samples possessed sub-200 nm sized grains and no visible pores, suggesting they were fully dense. © 2010 Acta Materialia Inc. Published by Elsevier Ltd. All rights reserved.

KW - CHFS

KW - Hydroxyapatite

KW - Nanobioceramics

KW - Nanorods

KW - SPS

KW - bioceramics

KW - hydroxyapatite

KW - nanomaterial

KW - article

KW - freezing

KW - heating

KW - powder

KW - priority journal

KW - shear strength

KW - thermostability

KW - Hydroxyapatites

KW - Light

KW - Materials Testing

KW - Nanotubes

KW - Particle Size

KW - Plasma Gases

KW - Scattering, Radiation

KW - Temperature

KW - Water

KW - X-Ray Diffraction

U2 - 10.1016/j.actbio.2010.09.029

DO - 10.1016/j.actbio.2010.09.029

M3 - Journal article

VL - 7

SP - 791

EP - 799

JO - Acta Biomaterialia

JF - Acta Biomaterialia

SN - 1742-7061

IS - 2

ER -