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1.
Calcium phosphate powder synthesis from calcium formiate and ammonium hydro-phosphate for bio-compatible resorbable bi-phase ceramics production
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(Biomaterials)
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Calcium phosphate powder was synthesized from calcium formate Ca (CHO 2 ) 2 and ammonium hydrogen phosphate (NH 4 ) 2 HPO 4 at the Ca / P ratio in the initial aqueous solutions equal to 1. The ...
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2.
Biphase ceramics in СаО - Р2О5 system synthesised from calcium acetate and ammonium hydrophosphate
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(Biomaterials)
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... apatite structure, synthesized from aqueous solutions of calcium acetate and hydrogen phosphate ammonium at a Ca / P molar ratio of 1.5 without pH adjustment at room temperature. After firing at 1100 ° ...
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3.
Properties of the calcium phosphate powder synthesized from calcium acetate and sodium hydrogen phosphate
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(Biomaterials)
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The properties of the powder synthesized from calcium acetate and sodium hydrogen phosphate were studied at the ratio [Ca 2+ ] / [PO 4 3- ] of the initial reagents equal to 1. Brushite, monetite, octacalcium ...
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4.
Ceramics in the Са2Р2О7-Са(РО3)2 System Obtained by Firing of Cement Stone Based on β-tricalcium Phosphate and Monocalcium Phosphate Monohydrate
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(Not-set)
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Ceramics in the Ca 2 P 2 O 7 -Ca (PO 3 ) 2 was obtained by firing a cement stone made from a powder mixture containing ?-tricalcium phosphate ?-Ca 3 (PO 4 ) 2 and monocalcium phosphate monohydrate ...
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5.
Calcium-phosphate ceramics in Са(РО3)2?Са2Р2О7 system based on calcium hydrophosphates powder batch
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(Biomaterials)
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To obtain resorbable ceramics in the Ca system (PO 3 ) 2 -Ca 2 P 2 O 7 used powder mixtures prepared using mechanical activation from synthetic hydrated calcium acid phosphates Ca (H 2 PO 4 ...
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6.
Powders synthesized from calcium acetate and mixed-anion solution of phosphate- and carbonate-ions for bioceramics production
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(Biomaterials)
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From an aqueous solution of calcium acetate and a mixed-anionic (HPO 4 2- / CO 3 2- ) aqueous solution containing ammonium hydrogen phosphate and ammonium carbonate, an X-ray amorphous powder was ...
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7.
Calcium phosphate ceramics made from powders synthesized in mixed-anion solution
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(Biomaterials)
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Ceramics based on calcium phosphates are obtained from powders synthesized from aqueous solutions of calcium nitrate, ammonium hydrogen phosphate, ammonium pyrophosphate and from a mixed-anionic solution ...
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8.
Powder of Ca-deficient hydroxyapatite for fabrication of ceramics based on tricalcium phosphate
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(Biomaterials)
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The properties of Ca-deficient hydroxyapatite powder synthesized from calcium nitrate and ammonium hydrogen phosphate at 60 ° C, pH = 7 and Ca / P = 1.67 are presented; 1.61 and 1.48. After firing at 1100 ...
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9.
Phase composition of powder material based on calcium hydroxyapatite and sodium dihydrophosphate
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(Science for ceramic production)
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Powder mixtures based on calcium hydroxyapatite (HAP) and sodium dihydrogen phosphate have been investigated. It was found that due to mechanochemical activation in these mixtures, calcium phosphates are ...
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10.
SYNTHESIS AND THERMAL PROPERTIES OF TUNGSTEN SILICATE COMPLEXES WITH HEXAMETHYLENETETRAMINE
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(Not-set)
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Previously unknown in the literature, complexes of hexamethylenetetramine (HMTA) with tungsten silicates of the composition Rb5[SiW11O39Fe(HMTA)]?20H2O, Cs5[SiW11O39Fe(HMTA)]?6H2O, Rb6[SiW11O39Zn(HMTA)]?12H2O, ...
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11.
ZINC OXIDE POWDERS OBTAINED USING DEEP EUTECTIC SOLVENTS
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(Not-set)
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... eutectic solvent with water, without using alkalis or ammonium hydroxide, which gives reason to consider such synthesis more environmentally friendly. Zinc nanoparticles obtained at 500 °C have a pronounced ...
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12.
Chemical Transformations as a Tool for Managing the Properties of Calcium Carbonate Powder
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(Not-set)
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Powder of calcium carbonate CaCO 3 (calcite) with a particle size of 100-200 nm and a shape close to isometric was obtained by heat treatment at 600 ° C of a product synthesized from a 2M aqueous solution ...
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13.
Synthesis and electrophysical properties of potassium polytitan-ate based ceramic nanocomposites doped with chromium compounds
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(Science for ceramic production)
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The thermal behavior of potassium polytitanate modified in an aqueous solution of CrCl 3 for 4 and 18 h and characterized by varying degrees of uniformity of the distribution of chromium in the particles ...
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14.
Ceramics based on calcium hydroxyapatite synthesized with polyvinyl alcohol present
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(Science for ceramic production)
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The properties of the powder synthesized from calcium nitrate and ammonium hydrogen phosphate in the presence of polyvinyl alcohol have been investigated. It was found that the presence of PVA in an amount ...
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15.
Composite ceramics containing bioresorbing phase
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(Biomaterials)
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The preparation of multiphase ceramics in the CaO - P 2 O 5 system from mixtures of hydroxyapatite and monetite powders synthesized from calcium nitrate and ammonium hydrogen phosphate has been investigated. ...
