Results 71 to 80 of about 97,428 (277)

Determination of the Ca/P ratio in calcium phosphates during the precipitation of hydroxyapatite using X-ray diffractometry [PDF]

open access: yesProcessing and Application of Ceramics, 2013
The applicability of the X-ray powder diffraction method to the determination of phase composition and Ca/P ratio in precipitates during the nitrous wet synthesis of hydroxyapatite (HA) has been shown. The plotted dependences of the phase composition and
Zoltan Z. Zyman   +2 more
doaj   +1 more source

Lattice Structures for Bone Replacement: The Intersection of Bone Biomechanics, Lattice Design, and Additive Manufacturing

open access: yesAdvanced Materials Technologies, EarlyView.
This review outlines how understanding bone's biology, hierarchical architecture, and mechanical anisotropy informs the design of lattice structures that replicate bone morphology and mechanical behavior. Additive manufacturing enables the fabrication of orthopedic implants that incorporate such structures using a range of engineering materials ...
Stylianos Kechagias   +4 more
wiley   +1 more source

Ni(II) immobilization by bio-apatite materials: Appraisal of chemical, thermal and combined treatments [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2016
Animal bones are natural and rich source of calcium hydroxyapatite (HAP), which was found to be a good sorbent material for heavy metals and radionuclides.
Šljivić-Ivanović Marija   +5 more
doaj   +1 more source

Fine-scale analysis of biomineralized mollusc teeth using FIB and TEM [PDF]

open access: yes, 2010
When it comes to mineral synthesis, there is a lot we can learn from nature. Although we can synthesize a range of materials in the laboratory, the experimental conditions are often constrained to particular ranges of temperature, pH, etc.
Clode, P.L.   +4 more
core   +2 more sources

Differences in predominant collagen fiber orientation between dorsal and plantar trabecular bone tracts of adult mule deer calcanei suggest strain‐mode‐specific adaptation

open access: yesThe Anatomical Record, EarlyView.
Polarized microscopic images of the outer bone cortex (a and b) and deeper trabecular bone (c and d) of the deer calcaneus in thin cross‐sections. The brighter gray levels reflect more oblique‐to‐transverse collagen fibers in the compression/dorsal bone (a, c) and the darker gray levels reflect more longitudinal collagen in the tension/plantar bone (b,
John G. Skedros   +3 more
wiley   +1 more source

A High-Precision ID-TIMS U-Pb Dating Method of Apatite

open access: yesYankuang ceshi
Apatite belongs to the hexagonal crystal system and has a relatively high (350-550℃) closure temperature, which can accommodate multiple element substitutions into the crystal lattice.
Jiarun TU   +5 more
doaj   +1 more source

Fluoride Ion Uptake by Synthetic Apatites

open access: yesAdsorption Science & Technology, 2009
Fluoride uptake by synthetic apatites from aqueous solutions was studied as a function of fluoride ion concentration. The phosphate minerals synthesized and considered included different varieties of phosphate minerals of the apatite group such as ...
Ahmed Yehia, Khaled Ezzat
doaj   +1 more source

Targeting neutrophil extracellular traps in metabolic and immune niche: Nanomaterials for diabetes tissue regeneration

open access: yesBMEMat, EarlyView.
The effects of NETs on regeneration of various diabetic tissues, and strategies targeting NETs for diabetes tissue regeneration. In the diabetic environment, NETs undergo complex metabolic and immune reprogramming, leading to dynamic changes in antibacterial and proinflammatory functions, and affecting regeneration of multiple systemic tissues.
Xinyi Jiang   +6 more
wiley   +1 more source

Synthesis of silver doped hydroxyapatite nanospheres using Ouzo effect [PDF]

open access: yesProcessing and Application of Ceramics, 2016
Nanoemulsion technique, based on Ouzo effect, was applied for synthesis of the pure and silver doped (2.5 and 5 mol%) calcium hydroxyapatite (HAp). After calcination at 500 °C fully crystallized powders were obtained.
Marija Prekajski   +6 more
doaj   +1 more source

Mineral maturity and crystallinity index are distinct characteristics of bone mineral [PDF]

open access: yes, 2010
The purpose of this study was to test the hypothesis that mineral maturity and crystallinity index are two different characteristics of bone mineral. To this end, Fourier transform infrared microspectroscopy (FTIRM) was used.
A Boskey   +64 more
core   +3 more sources

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