scholarly journals Synthesis and Characterization of Fe-doped Hydroxyapatite

2012 ◽  
Vol 47 (1) ◽  
pp. 1-8 ◽  
Author(s):  
S. F. Kabir ◽  
S. Ahmed ◽  
A. I. Mustafa ◽  
M. Ahsan ◽  
S. Islam

Fe-doped hydroxyapatite bio-ceramic material has been successfully synthesized by wet chemical precipitation method using waste egg shell as Ca precursor and (NH4)2HPO4 as P precursor. Two different concentrations of doping solutions (0.1 M and 0.05 M) were chosen and the developed apatite was characterized by using FT-IR, XRF, XRD and SEM techniques. Observed data were in excellent agreement with the standard values for hydroxyapatite which indicated successful formation of the Fe- doped apatite of different concentrations.DOI: http://dx.doi.org/10.3329/bjsir.v47i1.10711Bangladesh J. Sci. Ind. Res. 47(1), 1-8, 2012

Author(s):  
Brandon A. Correa-Piña ◽  
Omar M. Gomez-Vazquez ◽  
Sandra M. Londoño-Restrepo ◽  
Luis F. Zubieta-Otero ◽  
Beatriz M. Millan-Malo ◽  
...  

2012 ◽  
Vol 531-532 ◽  
pp. 250-253 ◽  
Author(s):  
Hong Quan Zhang ◽  
Ming Zhang ◽  
Lu Wei Fu ◽  
Yu Ning Cheng

Zn or Mg ions doped hydroxyapatite (HA) particles were successfully developed by introducing various concentration of Zn or Mg in the starting solution using wet chemical precipitation method and followed a hydrothermal treatment. The products were identified as HA by XRD and FTIR, and the precipitated particles had a rod-like morphology. All the products for Mg and Zn ions concentration in the preparation solution less than 40 mol% were identified as HA. Substitution of Mg and Zn in HA crystal would impair the crystallization of HA and significantly reduce the length of a, c values of HA unit cell, which clearly demonstrated that Mg or Zn ions were structurally incorporated into the apatite crystals, they were not just absorbed on the surface of crystals.


Author(s):  
Omar M. Gomez-Vazquez ◽  
Brandon A. Correa-Piña ◽  
Luis F. Zubieta-Otero ◽  
Angelica M. Castillo-Paz ◽  
Sandra M. Londoño-Restrepo ◽  
...  

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