Raman spectroscopy of natural bone and synthetic apatites

AF Khan, M Awais, AS Khan, S Tabassum… - Applied Spectroscopy …, 2013 - Taylor & Francis
Raman spectroscopy of natural bones and hydroxyapatites is described. In addition, how
Raman spectroscopy has proved crucial in providing baseline data for the modification of …

Molecular modeling, FTIR spectral characterization and mechanical properties of carbonated-hydroxyapatite prepared by mechanochemical synthesis

RA Youness, MA Taha, H Elhaes, M Ibrahim - Materials Chemistry and …, 2017 - Elsevier
Nanocrystalline B-type carbonate substituted hydroxyapatite (B-CHA) powder has been
successively synthesized by mechanochemical method. The effect of milling times on the …

Recent progress on hydroxyapatite-based dense biomaterials for load bearing bone substitutes

NA Nawawi, A SF Alqap… - Recent Patents on …, 2011 - ingentaconnect.com
Hydroxyapatite (HA) is the main mineral component of bone tissue, representing ca. 69 vol%
in bone and up to 98 vol% in dental enamel. Its chemical composition close to the mineral …

Synthesis of nanosize single-crystal hydroxyapatite via mechanochemical method

B Nasiri-Tabrizi, P Honarmandi… - Materials Letters, 2009 - Elsevier
Single-crystal hydroxyapatite (HAp) nanorods and nanogranules have been synthesized
successfully by a mechanochemical process using two distinct experimental procedures …

Influence of the addition of carbonated hydroxyapatite and selenium dioxide on mechanical properties and in vitro bioactivity of borosilicate inert glass

RA Youness, MA Taha, AA El-Kheshen, M Ibrahim - Ceramics International, 2018 - Elsevier
Five nanocomposite samples containing different percentages of carbonated hydroxyapatite
(CHA), selenium dioxide (SeO 2) and inert glass (IG) have been prepared using high-energy …

Raman spectroscopy determination of phases within thermal sprayed hydroxyapatite splats and subsequent in vitro dissolution examination

H Li, BS Ng, KA Khor, P Cheang, TW Clyne - Acta Materialia, 2004 - Elsevier
Phase compositions at various locations within individual thermal sprayed hydroxyapatite
(HA) splats were qualitatively determined using Raman spectroscopy analysis and …

Thermal properties of natural nanostructured hydroxyapatite extracted from fish bone waste

TM Coelho, ES Nogueira, WR Weinand… - Journal of applied …, 2007 - pubs.aip.org
In a previous study, natural hydroxyapatite (HAp) from the bones of Brazilian river fish was
calcined at 900 C (4–12 h), and optical characterization using the near infrared …

Nanostructure hydroxyapatite based ceramics by sol gel method

MS AlHammad - Journal of Alloys and Compounds, 2016 - Elsevier
Abstract The Ca (10− x) B x (PO 4) 6 (OH) 2 nanopowder ceramics were prepared by the sol
gel method. The UV shielding and electrical properties of the Ca (10− x) B x (PO 4) 6 (OH) 2 …

Characterization of natural nanostructured hydroxyapatite obtained from the bones of Brazilian river fish

TM Coelho, ES Nogueira, A Steimacher… - Journal of applied …, 2006 - pubs.aip.org
In this study, the characterization of the optical properties of natural hydroxyapatite (HAp)[Ca
10 (PO 4) 6 (OH) 2] is discussed. In the first stage of the experiment, natural HAp was …

Crystallite size study of nanocrystalline hydroxyapatite and ceramic system with titanium oxide obtained by dry ball milling

CC Silva, MPF Graça, MA Valente… - Journal of materials …, 2007 - Springer
High energy dry ball milling has been used to produce nanocrystallite powders of
Hydroxyapatite (HAP) using the starting materials Ca (H 2 PO 4) 2 and Ca (OH) 2. The …