Self-healing with apatite materials was shown for apatite coatings and by utilizing phosphate ... steam pressure and the self-healing effect by …[10] Ma J, Wong H, Kong L and Peng K 2003 Biomimetic processing of nanocrystallite bioactive apatite coating on titanium Nanotechnology 14 1239-1324. Google Scholar [11] Paunovic M and Schlesinger M 2006 Fundamentals of electrochemical deposition (New Jersey: John Wiley and Sons Inc.) 978 Hoboken0471712213. Google Scholar
INSTITUTE OF PHYSICS PUBLISHING NANOTECHNOLOGY Nanotechnology14 (2003) 619–623 PII: S0957-4484(03)58110-7 Biomimetic processing of nanocrystallite bioactive apatite coating on titanium JMa1,3,HuifenWong1, LBKong1,4 and K W Peng2 1 School of Materials Engineering, Nanyang TechnologicalUniversity, Singapore 2 Molecular Medicine Program, …In order to investigate the stability of Hydroxyapatite (HA) coated material, the plasma-sprayed coatings of HA were divided into four groups: 1. Keeping in water vapour at 125 degrees C, with a pressure of 0.15 MPa for 6 hr; 2. Heating …
order to improve biocompatibility, a biomimetic process was employed to deposit a bone-like apatite nanocrystal coating on alloy. Analysis of the coatings showed that a net-like Na2TiO3 layer with about 100 nm in size was formed on Ti-24Nd-4Zr-7.9Sn treated by NaOH. Consequently, a carbonated apatite nanocrystalBioMimetic Therapeutics nanocrystallite bioactive apatite coating Nanocrystallite Bioactive Apatite Coating, supplied by BioMimetic Therapeutics, used in various techniques. Bioz Stars score: 86/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
Coating thickness at 6 mA/cm 2 was about 20 and 30 µm with and without treatment, respectively. It decreased to about 9.5 and 12 µm at 0.375 mA/cm 2 current density, with and without treatment, respectively. It was interesting that crystalline phase of hydroxyapatite [Ca 10 (PO 4) 6 (OH) 2] is not directly formed even at high current density ...• Thickness of apatite coating, formed by SBF immersion, determines the corrosion rate of Mg substrate. vi. Cui et al. ... Biomimetic processing of nanocrystallite bioactive apatite coating on titanium. Nanotechnology, 14 (2003), pp. 619-623. Google Scholar. 45.
In the present work the electrochemical deposition of hydroxyapatite using simulated body fluid (SBF) as an electrolytic medium was carried out on Ta and Ta/TaN coatings on BIOLINE stainless steel SS316LVM (SS). The electrochemical deposition performed on each substrate for 3000 and 6000 s, at different potentials were determined from cyclic voltammetry. …This manuscript it is dedicated to the deposition by MAPLE technique of biomimetic nanocrystalline apatite coatings on titanium substrates, with potential applications in medicine. The key part of the reported evidence is the investigation of the labile non-apatitic environments of mineral ions associated with the high surface reactivity of ...
The formation of nanocrystallite bone-like apatite on chemically treated Ti-24Nd-4Zr-7.9Sn alloy. Chen MF(1), You C, Li SJ, Yang R, Guo ZX. ... Analysis of the coatings showed that a net-like Na2TiO3 layer with about 100 nm in size was formed on Ti-24Nd-4Zr-7.9Sn treated by NaOH. Consequently, a carbonated apatite nanocrystal coating, namely ...Apatite (Ca5(PO4)3OH) has long been considered as an excellent biomaterial to promote bone repairs and implant. Apatite formation induced by negatively charged nanocrystalline TiO2 coatings soaked in simulated body fluid (SBF) was investigated using in situ quartz crystal microbalance (QCM), scanning electron microscopy (SEM), Fourier-transformed infrared …
Hydroxyapatite coatings (HACs) ... The HA nanocrystallite observed from scanning electron microscopy and transmission electron microscopy images within hydrothermally treated HACs is the result of nucleation and grain growth through the replenishment of OH groups into the hydroxyl-deficient HA crystal structure. The microstructural self-healing ...Biomimetic processes have attracted huge attention in recent years due to their significant applications in biomedical areas such as bone tissue engineering. In the present study, a biomimetic process was employed to form a nanocrystallite apatite coating on metal. A thin bone-like apatite layer was coated onto titanium (Ti) metals via an alkali pre-treatment. This …
non-stoichiometric nanocrystallite apatite coating with Ca/Pratio of 1.49 was biomimetically deposited on the surface of TiO 2,whichhas similar mineral composition to that of natural bone.Analysis of the coatings showed that a nanocrystallite TiO 2 coating with anatase phase was formed on the surface of porous NiTi. A carbonated and non-stoichiometric nanocrystallite apatite coating with Ca/P ratio of 1.49 was biomimetically deposited on the surface of TiO 2, which has similar mineral composition to that of natural bone.
In the present study, a biomimetic process was employed to form a nanocrystallite apatite coating on metal. A thin bone-like apatite layer was coated onto titanium (Ti) metals via an alkali...Analysis of the coatings showed that a net-like Na2TiO3 layer with about 100 nm in size was formed on Ti-24Nd-4Zr-7.9Sn treated by NaOH. Consequently, a carbonated apatite nanocrystal coating, namely bone-like apatite, was biomimetically deposited on Na2TiO3 layer, which has similar mineral composition to that of natural bone.
5.1.3.4 Direct Coating of Nanocrystallite Apatite on Polymeric Substrates. Considering longer induction periods or the period necessary by the detectable deposition, the NaOH treatment seems less effective. Furuzono's group has provided sophisticated and more promising technology [54 ...hydroxyapatite coating for corrosion protection of a titanium based alloy M. A. Surmeneva et al-Mechanical properties and biocompatibility of the sputtered Ti doped hydroxyapatite A. Vladescu et al-Production of nano-ceramic coatings on titanium implants A A Fomin et al-This content was downloaded from IP address 207.46.13.22 on 25/05/2019 at 04:02
In this paper nanocrystallite apatite coating on TiZr substrate was prepared by a biomimetic process. Surface morphology, thickness, crystalline phases a~nd bond strength of the coating were investigated by SEM, XRD and tensIle test, respectively. Results show that the apatite coating exhibIts a nanocrystalIite structure with similar stoichiometry to that of natural bone.Electrocrystallization of nanocrystallite calcium phosphate coatings on titanium substrate at different current densities. Surf. Coat. Technol. (2008) ... Electrophoretic deposition of nanostructured hydroxyapatite coating on AZ91 magnesium alloy implants with different surface treatments. Applied Surface Science, Volume 285, Part B, 2013, pp ...
A carbonated and non-stoichiometric nanocrystallite apatite coating with Ca/P ratio of 1.49 was biomimetically deposited on the surface of TiO 2, which has similar mineral composition to that of natural bone. The thickness of the TiO 2 and apatite coatings increased with increasing chemical treatment time and the immersion period in SBF ...A nanocrystallite apatite layer was shown to precipitate on the coatings in all media although this was significantly enhanced in simulated body fluid. ... the residual stresses in hydroxyapatite ...
In the present study, a biomimetic process was employed to form a nanocrystallite apatite coating on metal. A thin bone-like apatite layer was coated onto titanium (Ti) metals via an alkali pre-treatment. This was followed by immersion in a simulated body fluid.The microstructural and compositional results reveal that the chitosan-containing hydrogel coating induced apatite coating yields a higher apatite quantity compared to the gelatin hydrogel coating. The apatite coatings on PPENK substrate promote the cytocompatibility and osteogenesis of MC3T3-E1 preosteoblasts in vitro.