Paper Title:

Neutron Characterisation of Hydroxyapatite Bioceramics

Periodical Key Engineering Materials (Volumes 309 - 311)
Main Theme Bioceramics 18
Edited by Takashi Nakamura, Kimihiro Yamashita and Masashi Neo
Pages 61-64
DOI 10.4028/www.scientific.net/KEM.309-311.61
Citation Catherine Kealley et al., 2006, Key Engineering Materials, 309-311, 61
Online since May, 2006
Authors Catherine Kealley, M. Elcombe, A. van Riessen, Besim Ben-Nissan
Keywords Carbon Nanotube (CNT), Hydroxyapatite (HAP), Neutron Diffraction
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Abstract

This paper reports neutron diffraction data and its analysis that characterise a biocompatible hydroxyapatite composite material. The neutron data has elucidated the crystal structure, and enabled the positions of the hydrogen atoms to be determined. The data also shows the improvement of crystallinity during the heat treatment process. An extension of the work involved looking at a hydroxyapatite – carbon nanotube composite material, and neutron diffraction has shown that the retention of the carbon nanotubes in the composite material has been successful. The nanotubes have had no affect on the hydroxyapatite structure.