Results 31 to 40 of about 7,685 (108)

Characterizing Hydroxyapatite Deposited from Solution onto Novel Substrates in Terms of Growth Mechanism and Physical Chemical Properties

Materials Proceedings, 2023
Bulk titanium and CoCr are the most common metals for use in orthopedic implants, but there are significant advantages in alternative substrates. Research in the last decade has focused on various alternatives; however, these materials are hindered by ...
Bríd Murphy, Jhonattan Baez, Mick A. Morris   +2 more
doaj   +1 more source

A comparative study of the mechanical integrity of natural hydroxyapatite scaffolds prepared from two biogenic sources using a low compaction pressure method

Results in Physics, 2020
With a view to enhancing laboratory and application-based pedagogical approaches in bioengineering, a comparison of the physical, chemical and mechanical properties of natural hydroxyapatite produced from non-separated animal bones (NB) and catfish bones
E.S. Akpan, M. Dauda, L.S. Kuburi, D.O. Obada, D. Dodoo-Arhin   +4 more
doaj   +1 more source

Modification of Fishbone-Based Hydroxyapatite with MnFe₂O₄ for Efficient Adsorption of Cd(II) and Ni(II) from Aqueous Solution

Indonesian Journal of Chemistry, 2021
Due to their toxicity, Cd(II) and Ni(II) ions in the environment are severe. The hydroxyapatite composite was improved with magnetic MnFe2O4 to remove Cd(II) and Ni(II) ions from an aqueous solution.
Poedji Loekitowati Hariani, Addy Rachmat, Muhammad Said, Salni Salni   +3 more
doaj   +1 more source

Caracterization and Compressive Strength of Biocomposite Hydroxyapatite-Borosilicate with Hight Temperature Sintering

MATEC Web of Conferences, 2018
The use of Hydroxyapatite as bone graft material continues to increase. To utilize hydroxyapatite, it is often formed into biocomposite. The formation of hydroxyapatite biocomposite intended to address the fragile hydroxyapatite weaknesses.
Burmawi, Jamarun Novesar, Arief Syukri, Gunawarman   +3 more
doaj   +1 more source

Densification of hydroxyapatite through cold sintering process: Role of liquid phase chemistry and physical characteristic of HA powder

Open Ceramics
Hydroxyapatite is a well-known bioactive material widely employed in bone regeneration applications. Densifying hydroxyapatite at the nanoscale remains challenging with conventional sintering methods.
Muthusundar Kumar, Mohamed Aymen Ben Achour, Marie Lasgorceix, Paulo Quadros, Rosica Mincheva, Jean-Marie Raquez, Anne Leriche   +6 more
doaj   +1 more source

Enhanced model protein adsorption of nanoparticulate hydroxyapatite thin films on silk sericin and fibroin surfaces

Journal of Materials Science: Materials in Medicine, 2021
Hydroxyapatite coated metallic implants favorably combine the required biocompatibility with the mechanical properties. As an alternative to the industrial coating method of plasma spraying with inherently potential deleterious effects, sol-gel methods ...
Selçuk Özcan, Muhsin Çiftçioğlu
doaj   +1 more source

BIOMATERIALS BASED ON NANOHYDROXYAPATITE [PDF]

Chemistry Journal of Moldova: General, Industrial and Ecological Chemistry, 2014
In this study, the porous hydroxyapatite-filled cellulose acetate scaffolds were prepared via dry-wet phase inversion method by dispersing hydroxyapatite nanoparticles in the polymeric matrix.
Gabriela Ciobanu, Constantin Luca, Octavian Ciobanu   +2 more
doaj  

Nanomaterials enhance osteogenic differentiation of human mesenchymal stem cells similar to a short peptide of BMP-7

International Journal of Nanomedicine, 2011
Jaclyn Lock, Huinan Liu Department of Bioengineering, University of California, Riverside, CA, USA Background: Nanomaterials have unique advantages in controlling stem cell function due to their biomimetic characteristics and special biological and ...
Lock J, Liu H
doaj  

The Effects of Sintering Temperature on Densification and Mechanical Properties of Hydroxyapatite/Sodium Alginate Biocomposites

MATEC Web of Conferences, 2017
Hydroxyapatite (HA) has been studied for their excellent performances which are suitable for use in bone defects or regeneration of bone. Hydroxyapatite (HA) has poor mechanical properties which make it limited used in a load bearing area.
Kanasan Nanthini, Adzila Sharifah, Mustaffa Nor Azimah, Sidi Sabriy Mad, Rahman Mohd Nasrull Abdol, Nasir N. F., Gurubaran P.   +6 more
doaj   +1 more source

SINTESIS DAN UJI POROSITAS SCAFFOLD HIDROKSIAPATIT/ALGINAT

ODONTO: Dental Journal, 2018
Background: In bone tissue engineering, scaffold is required with a large porosity of 80-90%. The porosity of the hydroxyapatite/alginate scaffold can be affected by the alginate concentration used.
Lalita El Milla, Decky J. Indrani, Bambang Irawan   +2 more
doaj   +1 more source