Results 31 to 40 of about 70,475 (260)

A novel method to reduce postoperative sensitivity after composite restoration: A triple-blinded in-vivo study

open access: yesJournal of Dr. NTR University of Health Sciences, 2018
Objective: To evaluate the efficacy of Zinc-carbonated hydroxyapatite in the reduction of postoperative sensitivity during composite placement. Context: Postoperative sensitivity after composite restoration still remains a major clinical challenge ...
Chitra Janardhanan Vejai Vekaash   +3 more
doaj   +1 more source

Citrate-Assisted One-Pot Hydrothermal Preparation of Carbonated Hydroxyapatite Microspheres

open access: yesCrystals, 2023
Carbonated hydroxyapatite (CHA) microspheres have aroused wide concern in biofields because of their excellent biological and surface properties. However, the facile preparation of CHA microspheres from organic compounds, especially the microstructural ...
Mei-li Qi   +4 more
doaj   +1 more source

Synthesis and characterization of carbonate hydroxyapatite

open access: yesJournal of Materials Science: Materials in Medicine, 1998
Substituted apatite ceramics are of clinical interest as they offer the potential to improve the bioactive properties of implants. Carbonate hydroxyapatite (CHA) has been synthesized by an aqueous precipitation method and precipitates with two different levels of carbonate, processed as powders.
J C, Merry   +3 more
openaire   +2 more sources

Hydroxyapatite composites with multiwalled carbon nanotubes [PDF]

open access: yesAdsorption Science & Technology, 2017
The structure of composites based on hydroxyapatite filled with multiwalled carbon nanotubes was investigated using differential scanning calorimetry analysis and X-ray diffraction spectroscopy. Hydroxyapatite was prepared by the wet synthesis in the presence of pristine and oxidised carbon nanotubes.
Ewa Skwarek   +3 more
openaire   +3 more sources

Succinylated Bacterial Cellulose Induce Carbonated Hydroxyapatite Deposition in a Solution Mimicking Body Fluid

open access: yesIndonesian Journal of Chemistry, 2019
Incorporation of bone-like hydroxyapatite into bacterial cellulose (BC) is an attractive approach for the fabrication of a bioactive three-dimensional (3D) scaffold for bone tissue regeneration.
Farah Nurlidar, Mime Kobayashi
doaj   +1 more source

Comparison of the Morphological and Structural Characteristic of Bioresorbable and Biocompatible Hydroxyapatite-Loaded Biopolymer Composites

open access: yesNanomaterials, 2021
Calcium phosphate (CaP)-based ceramic–biopolymer composites can be regarded as innovative bioresorbable coatings for load-bearing implants that can promote the osseointegration process.
Monika Furko   +4 more
doaj   +1 more source

Carbonate-doped hydroxyapatite

open access: yesJournal of Materials Science: Materials in Medicine, 1990
A hydroxyapatite slurry was prepared by stirring into water a stoichiometric mixture of tricalcium phosphate and calcium hydroxide until the solid content was 50 wt%. Samples were then prepared by slip casting, drying and firing in vacuum at 1000 to 1300° C for 1 h.
E. G. Nordström, K. H. Karlsson
openaire   +1 more source

Evaluation of the In Vivo Biocompatibility of Amorphous Calcium Phosphate-Containing Metals

open access: yesJournal of Functional Biomaterials, 2020
Among the biomaterials based on calcium phosphate, hydroxyapatite has been widely used due to its biocompatibility and osteoconduction. The substitution of the phosphate group by the carbonate group associated with the absence of heat treatment and low ...
Pio Moerbeck-Filho   +6 more
doaj   +1 more source

The efficacy of hydrothermally obtained carbonated hydroxyapatite in healing alveolar bone defects in rats with or without corticosteroid treatment [PDF]

open access: yesVojnosanitetski Pregled, 2014
Background/Aim. Autogenous bone grafting has been the gold standard in clinical cases when bone grafts are required for bone defects in dentistry. The study was undertaken to evaluate multilevel designed carbonated hydroxyapatite (CHA) obtained ...
Marković Dejan   +4 more
doaj   +1 more source

Reaction sintering in compacted hydrolysed carbonated calcium phosphate [PDF]

open access: yesProcessing and Application of Ceramics, 2023
The thermal behaviour of the compact of an uncalcined hydrolysed carbonated calcium phosphate powder slowly heated in air (i.e. under conditions of the reaction sintering) was studied to reveal the reactions which could influence its densification up to ...
Zyman Zoltan   +6 more
doaj   +1 more source

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