The aim of this study was to investigate the thermal behavior of Mg doped calcium phosphate compounds Nanocrystalline HA and β TCP mixtures containing different magnesium contents were synthesized via an alkoxide sol gel method The ratio of Ca Mg /P was kept constant at 1 67 and the Mg content ranged between 0 and 3 mol%
Get PriceThe addition of Mg 2 to BCP leads to desirable physicochemical properties and is found to enhance the apatite forming ability as compared to pristine BCP In vitro results suggest that the Mg BCP is bioactive and not toxic to cells Implantation of Mg BCP in in vivo models further affirmed its biocompatibility and efficacy as a bone substitute
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Get PriceImmune systems play a critical role in the regulation of bone formation and homeostasis which arouses a growing interest in the development of biomaterials that can modulate both immune response and osteogenesis In this study biphasic calcium phosphate BCP ceramics were modified with different whiskered surface and their effects on macrophage polarization and functional status were
Get PriceMagnesium doped biphasic calcium phosphate nanopowders via sol gel method Biphasic calcium phosphate BCP is a mixture of non resorbable hydroxyapatite HA and the resorbable tricalcium phosphate TCP is an interesting material for bone implant as it shows biocompatibility and bioactivity to tissue bone
Get Price3 1 Formation of lithium doped biphasic calcium phosphates Li BCP powders with different doping contents were synthesized using a chemical co precipitation method We labeled the synthesized powders as Li 0 Li 5 Li 10 and Li 20 corresponding to pure BCP 5 at% 10 at% and 20 at% Li doped BCP respectively Table 1
Get PriceIn this paper Mg doped BCP Mg BCP was synthesized using a solid state reaction and the influence of the concentration of magnesium on the BCP structure was studied using different characterization techniques To the best of our knowledge only a few papers have reported and studied Mg BCP obtained by this method
Get PriceThe aim of this study was to investigate the thermal behavior of Mg doped calcium phosphate compounds Nanocrystalline HA and β TCP mixtures containing different magnesium contents were synthesized via an alkoxide sol gel method The ratio of Ca Mg P was kept constant at 1 67 and the Mg content ranged between 0 and 3 mol%
Get PriceCalcium phosphate is an interesting material for bone implant applications as it shows biocompatibility and bioactivity to tissue bone Among calcium phosphate based materials biphasic calcium phosphate BCP a mixture of non resorbable hydroxyapatite HA and resorbable tricalcium phosphate TCP has shown to possess unique characteristics appropriate for bone replacement Doping of
Get PriceBiphasic calcium phosphate bioceramics composed of hydroxyapatite HA and β tricalcium phosphate β TCP have relevant properties as synthetic bone grafts such as tunable resorption bioactivity and intrinsic osteoinduction However they have some limitations associated to their condition of high temperature ceramics
Get PriceMagnesium doped biphasic calcium phosphate nanopowders via sol gel method Biphasic calcium phosphate BCP is a mixture of non resorbable hydroxyapatite HA and the resorbable tricalcium phosphate TCP is an interesting material for bone implant as it shows biocompatibility and bioactivity to tissue bone More efficient bone repair was
Get PriceIncorporation of metal as sintering additive is a simple way to improve physical and mechanical properties of biphasic calcium phosphate BCP materials as well as its performance in biomedical applications In this work magnesium Mg was incorporated into the BCP as sintering additive to improve the properties of BCP The aim of this work was to study the effect of Mg doping to the BCP on
Get PriceThe survey found that 13% physically doped 15% cognitively doped and 20% used both S Patent 7 372 065U S Patent 7 728 322 Early experimental PMC systems were based on silver
Get PriceMagnesium doped biphasic calcium phosphate Mg BCP powders were successfully prepared using Ca NO3 2 4H2O and NH4 2HPO4 as the precursors and Mg NO3 2 6H2O as the source of the dopant Morphological evaluation by FESEM measurement showed that the particles of Mg BCP were tightly agglomerated with primary particulates of 50 150 nm diameters
Get PriceMagnesium doped biphasic calcium phosphate Mg BCP powders were successfully prepared using Ca NO 3 2 4H 2O and NH 4 2HPO 4 as the precursors and Mg NO 3 2 6H 2O as the source of the dopant
Get PriceMg doped HA was prepared by drop wise addition of an aqueous diammonium hydrogen phosphate solution into a basic solution consisting of magnesium chloride hexahydrate and calcium nitrate tetrahydrate with Mg/Ca molar ratio of 0 18 for 3 h The pH of the suspension was adjusted to 11 and stirred for 24 h
Get PriceBiphasic calcium phosphate ceramics doped with manganese Mn doped BCP were prepared by using chemical doping via sol gel technique Four different concentrations of manganese 2 5 10 and 15 mol% have been successfully incorporated into biphasic calcium phosphate BCP phases
Get PriceBasu S & Basu B Unravelling doped biphasic calcium phosphate synthesis to application ACS Appl Bio Mater 2 5263 5297 2024 Article CAS PubMed Google Scholar
Get PriceA New Rhenanite NaCaPO4 and Hydroxyapatite Biphasic facture of biphasic nanopowders of NaCaPO 4 and carbon ated apatitic calcium phosphate using temperatures less than 700 C Specifically the apatitic calcium phosphate powders are known to lose their carbonate ions when and if a temper ature higher than 700 C was used 67 The soluble component
Get PriceHydroxapatite HA is a stable phase with low dissolution rate in body fluid Meanwhile β tricalcium phosphate β TCP is rather soluble but the dissolution rate is too fast for bone bonding Therefore a mixture of both is desirable to control the bioresorbability In this work calcium phosphate powder has been synthesized via sol gel and wet precipitation method to compare phase behaviour
Get PriceThe powder obtained was thermally treated at 1100°C for 1 h to produce a biphasic calcium phosphate that consisted of about 40% HA and 60% β TCP The BCP powder was crushed in a mortar and pestle and classified using stainless steel sieves to provide particles of size <75 μm
Get PriceDOI 10 1016/J MATCHEMPHYS 2024 05 055 Corpus ID 94468815; Mg doped biphasic calcium phosphate by a solid state reaction route Characterization and evaluation of cytotoxicity article{Webler2015MgdopedBC title={Mg doped biphasic calcium phosphate by a solid state reaction route Characterization and evaluation of cytotoxicity} author={Geovana Dresch Webler and Ana Carolina C Correia and
Get PriceDense manganese doped biphasic calcium phosphate Mn BCP ceramics were fabricated via uniaxial pressing using the sol gel derived powders The compacted discs were sintered in ambient atmosphere with temperatures ranging from 800 degrees C to 1400 degrees C Manganese Mn level was varied in the r
Get PriceImmune responses are vital for bone regeneration and play an essential role in the fate of biomaterials after implantation As a kind of plastic cell macrophages are central regulators of the immune response during the infection and wound healing process including osteogenesis and angiogenesis Magnesium ca
Get PriceHydroxyapatite HA and β tricalcium phosphate β TCP represent the main types of calcium phosphates used for the reconstruction of bone defects in maxillofacial dental orthopaedic and drug delivery applications The bioactivity and bioresorbability of biphasic calcium phosphate BCP ceramics can be controlled by varying the HA/β TCP ratio
Get PriceIt ultimately reached to 9 22 and 9 33 for broth containing 50 and 100 mg/ml of the 37S BG nanopowders respectively pH of the broth containing 25 mg/ml of 37S BG nanopowders reached to 8 6 after 120 h Broth containing BCP nanopowders illustrated the lowest pH levels equal to 7 17 and 8 32 after 1 and 5 days respectively Fig 4
Get PriceMagnesium doped biphasic calcium phosphate nanopowders via sol gel method Biphasic calcium phosphate BCP is a mixture of non resorbable hydroxyapatite HA and the resorbable tricalcium phosphate TCP is an interesting material for bone implant as it shows biocompatibility and bioactivity to tissue bone
Get PriceZinc doped biphasic calcium phosphate BCP powders have been synthesized via sol gel method The dopant concentration ions were adjusted at 1 2 3 5 10 and 15 mol% The powders have been calcined at varying temperatures ranging from 500 900 °C and then characterized by XRD FTIR TG/DTA TEM and FESEM data
Get PriceTricalcium phosphate TCP based materials such as β Ca3 PO4 2 doped with rare earth ions RE have shown applications as biomaterials lighting emitting materials scintillating materials in vivo imaging probes and thermoluminescent dosimeters Their properties are found to be dependent on the distribution of RE3 on Ca2 sites that can be controlled by pulsed electron paramagnetic
Get PriceMagnesium free porous BCP has 0 39 MPa compressive strength and it increased with the doped Mg level to 2 17 MPa at 10 mol% Mg doping This was attributed to the increased density from 1 98 g/cm3 Mg free porous BCP to 2 19 g/cm3 10 mol% porous Mg BCP thus reflecting denser porous structure as the consequence of more progressive densification
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