A simple sol–gel technique for preparing hydroxyapatite nanopowders

W Feng, L Mu-Sen, L Yu-Peng, Q Yong-Xin - Materials Letters, 2005 - Elsevier
HA powder was prepared using a sol–gel method with phosphoric pentoxide (P2O5) and
calcium nitrate tetrahydrate (Ca (NO3) 2· 4H2O). The effect of sintering temperatures on …

Evaluation and characterization of nanostructure hydroxyapatite powder prepared by simple sol–gel method

MH Fathi, A Hanifi - Materials letters, 2007 - Elsevier
Many attempts have been focused on preparing of synthetic hydroxyapatite (HA), which
closely resembles bone apatite and exhibits excellent osteoconductivity. Low temperature …

Preparation and characterization of nano-hydroxyapatite powder using sol-gel technique

KP Sanosh, MC Chu, A Balakrishnan, TN Kim… - Bulletin of Materials …, 2009 - Springer
Abstract Hydroxyapatite (HA) nano powders (20–60 nm) were synthesized using a sol-gel
route with calcium nitrate and phosphoric acid as calcium and phosphorus precursors …

Sol–gel synthesis and characterization of nanostructured hydroxyapatite powder

IS Kim, PN Kumta - materials science and Engineering: B, 2004 - Elsevier
Nanocrystalline powders of hydroxyapatite (HAP) were prepared from Ca (NO3) 2· 4H2O
and P2O5 using a simple sol–gel approach. The resultant gel precursors obtained based on …

Synthesis and characterization of pure and nanosized hydroxyapatite bioceramics

A Anwar, Q Kanwal, S Akbar, A Munawar… - Nanotechnology …, 2017 - degruyter.com
Synthetic nanosized hydroxyapatite (HA) particles (< 120 nm) were prepared using a co-
precipitation technique by adopting two different routes–one from an aqueous solution of …

Influence of temperature, ripening time and calcination on the morphology and crystallinity of hydroxyapatite nanoparticles

YX Pang, X Bao - Journal of the European Ceramic Society, 2003 - Elsevier
Nano-sized hydroxyapatite (HA) particles were prepared by chemical precipitation through
aqueous solutions of calcium chloride and ammonium hydrogenphosphate. The influence of …

Synthesis and characterization of nano-hydroxyapatite powder using wet chemical precipitation reaction

SSA Abidi, Q Murtaza - Journal of Materials Science & Technology, 2014 - Elsevier
Hydroxyapatite (HA) nano-powder was synthesized via wet chemical technique in a used
precipitation reaction, in which Ca (OH) 2 and H 3 PO 4 were used as precursors. Deionised …

Effect of solution and calcination time on sol-gel synthesis of hydroxyapatite

S Türk, İ Altınsoy, G Çelebi Efe, M Ipek… - Journal of Bionic …, 2019 - Springer
Nano-sized hydroxyapatite (HA) particles were synthesized by sol-gel through water and
ethanol based mediums of phosphoric acid (H 3 PO 4) and calcium hydroxide (Ca (OH) 2) at …

Synthesis of hydroxyapatite nanopowders via sucrose‐templated sol–gel method

S Bose, SK Saha - Journal of the American Ceramic Society, 2003 - Wiley Online Library
The present research describes synthesis of hydroxyapatite (HAp) nanopowders using a sol–
gel route with calcium nitrate and ammonium hydrogen phosphate as calcium and …

Characteristics and properties of hydoxyapatite derived by sol–gel and wet chemical precipitation methods

S Ramesh, AN Natasha, CY Tan, LT Bang… - Ceramics …, 2015 - Elsevier
The synthesis of crystalline hydroxyapatite (HA) nanoparticles with expected microstructure
is of primary importance because the process directly relates to the phase purity …