Results 31 to 40 of about 5,177 (218)

Preparation, physical-chemical characterisation and cytocompatibility of calcium carbonate cements [PDF]

open access: yes, 2006
The feasibility of calcium carbonate cements involving the recrystallisation of metastable calcium carbonate varieties has been demonstrated. Calcium carbonate cement compositions presented in this paper can be prepared straightforwardly by simply mixing
Aizenberg   +67 more
core   +2 more sources

Enriched fluoridation of octacalcium phosphate by ionic liquid treatment

open access: yesMaterials Letters: X, 2022
Octacalcium phosphate (OCP) has attracted attention as a bone-repairing material with excellent bone regeneration ability, and F− incorporation is expected to further promote bone formation.
Toshiki Miyazaki, Youta Higa
doaj   +1 more source

The Calcium Phosphate−Calcium Carbonate System: Growth of Octacalcium Phosphate on Calcium Carbonates [PDF]

open access: yes, 2011
The kinetics of nucleation and crystal growth of octacalcium phosphate [Ca8(PO4)6H2·5H2O, OCP] from calcium phosphate supersaturated solutions inoculated with seed crystals was investigated at 37 °C, pH 7.40, at conditions of constant solution ...
Combes, Christèle   +2 more
core   +2 more sources

The Conversion of Inorganic Phosphorus Fractions, Phosphatase Activity, and Some Biological Properties in Sandy Soil Enriched with Minerals, Organic Matter, and Microbial Modifiers under Two Months of Incubation

open access: yesعلوم آب و خاک, 2022
This study investigated the effect of the inoculation of the soil with some phosphorus solubilizing microorganisms (PSM) on inorganic P fractions in sandy soil enriched with inorganic and organic amendments.
S. F. Hashemi   +2 more
doaj  

A thermostability perspective on enhancing physicochemical and cytological characteristics of octacalcium phosphate by doping iron and strontium

open access: yesBioactive Materials, 2021
Investigation of thermostability will lead the groundbreaking of unraveling the mechanism of influence of ion-doping on the properties of calcium phosphates.
Haishan Shi   +6 more
doaj   +1 more source

Apatite Biominerals [PDF]

open access: yes, 2016
Calcium phosphate apatites offer outstanding biological adaptability that can be attributed to their specific physico-chemical and structural properties. The aim of this review is to summarize and discuss the specific characteristics of calcium phosphate
Cazalbou, Sophie   +2 more
core   +4 more sources

Removal of lead and cadmium from aqueous solution using octacalcium phosphate as an adsorbent [PDF]

open access: yesJournal of the Serbian Chemical Society
Octacalcium phosphate (OCP) is a material from the calcium phosphate group with a crystal structure similar to hydroxyapatite. The removal process of lead and cadmium in aqueous solution using octacalcium phosphate material was investigated. OCP material
Mirkovć Miljana M.   +5 more
doaj   +1 more source

Authigenic apatite and octacalcium phosphate formation due to adsorption–precipitation switching across estuarine salinity gradients [PDF]

open access: yes, 2015
Mechanisms governing phosphorus (P) speciation in coastal sediments remain largely unknown due to the diversity of coastal environments and poor analytical specificity for P phases.
Oxmann, Julian F., Schwendenmann, L.
core   +2 more sources

Fosfatos de cálcio de interesse biológico: importância como biomateriais, propriedades e métodos de obtenção de recobrimentos Calcium phosphates of biological interest: importance as biomaterials, properties and methods for coatings obtaining

open access: yesQuímica Nova, 2010
For decades the Hydroxyapatite (HA) was only bioceramic of calcium phosphate system used for bone replacement and regeneration, due to its similarity to the mineral phase of bones and teeth.
Antonio Carlos Guastaldi   +1 more
doaj   +1 more source

Darwinian transformation of a 'scarcely nutritious fluid' into milk [PDF]

open access: yes, 2012
In an early challenge to an aspect of Darwin’s theory of natural selection, Jackson Mivart contended that milk could not have evolved ‘from a scarcely nutritious fluid from an accidentally hypertrophied cutaneous gland’.
Carver, J.A., Holt, C.
core   +1 more source

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