Results 101 to 110 of about 6,709 (223)

Hydroxyapatite and Other Calcium Phosphates for the Conservation of Cultural Heritage: A Review [PDF]

open access: yes, 2018
The present paper reviews the methods and the performance of in situ formation of calcium phosphates (CaP) for the conservation of materials belonging to cultural heritage. The core idea is to form CaP (ideally hydroxyapatite, HAP, the most stable CaP at
Sassoni, Enrico
core   +3 more sources

Webster\u27s Third and the 20th Century [PDF]

open access: yes, 2003
To what extent can year dates be found in Webster\u27s Third? Year dates are scattered throughout Webster\u27s Third, in definitions and in etymologies, ranging from many thousands of years BC to the very recent. Here\u27s a slimmed-down version of the
Francis, Darryl
core   +1 more source

Another source of soluble salts in urban environments due to recent social behavior pattern in historical centres [PDF]

open access: yes, 2016
In this study, the process of anthropic decay on stone materials and on the lithobiontic microbial colonization associated was investigated by means of both laboratory simulation (granite) and field experiments (dolostone´s historical quarry), all of ...
Ascaso, Carmen   +5 more
core   +1 more source

Peştera Liliecilor (Liliecilor Cave) from the Olteţului Gorges. Mineralogical data

open access: yesTravaux de l'Institut de Speologie Emile Racovitza, 2007
By means of RX and IR analyses we emphasize an associations of minerals in Peştera Liliecilor (Liliecilor Cave) from the Olteţului Gorges made up by hydroxylapatite, carbonate-hydroxylapatite, ardealite, brushite and gypsum as the main minerals and ...
GABRIEL DIACONU   +2 more
doaj  

Critical review: Injectability of calcium phosphate pastes and cements [PDF]

open access: yes, 2017
Calcium phosphate cements (CPC) have seen clinical success in many dental and orthopaedic applications in recent years. The properties of CPC essential for clinical success are reviewed in this article, which includes properties of the set cement (e.g ...
Dunne, N   +6 more
core   +2 more sources

APPLICATION OF THE FRACTAL THEORY FOR STUDYING BRUSHIT CRYSTALLIZATION PROCESS IN THE PRESENCE OF ADDITIVES

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2019
The paper considers the possibility of using the fractal analysis method for brushite-based samples, including modified with organic and inorganic additives. The dependencies between fractal parameters and properties of samples are determined.
V.M. Kiselev, O.A. Golovanova
doaj   +1 more source

Crystal growth by precipitation under microgravity [PDF]

open access: yes
The importance of understanding the mechanisms associated with defect generation during growth and the influence of gravity is stressed. An experiment is described. The advantages of adapting this experiment to the FES are then discussed.
Authier, A.   +2 more
core   +1 more source

Setting, Mechanical, Morphological, Degradation and Antibacterial Properties of Brushite cements [PDF]

open access: yes, 2015
Aims: This study aim was to develop high strength, antibacterial-releasing brushite cements with controllable setting and porosity for bone-filling. Materials and Methods: Monocalcium phosphate monohydrate (MCPM) was reacted with equimolar β-tricalcium ...
Ashley, P, Spratt, D, Xia, W, Young, A
core   +1 more source

Brushite foams - the effect of Tween® 80 and Pluronic® F-127 on foam porosity and mechanical properties [PDF]

open access: yes, 2015
Resorbable calcium phosphate based bone void fillers should work as temporary templates for new bone formation. The incorporation of macropores with sizes of 100 -300 µm has been shown to increase the resorption rate of the implant and speed up bone ...
Engqvist, Hakan   +4 more
core   +2 more sources

Кристалічна структура та морфологія покриттів і матеріалів на основі нанорозмірних апатиту та брушиту під впливом фізико-хімічних факторів [PDF]

open access: yes, 2017
Дисертацію присвячено комплексному дослідженню впливу різних фізико-хімічних факторів (умови синтезу, температура відпалювання, додавання полімерної складової, наявність карбонатних заміщень у структурі апатиту, вплив магнітного поля різних ...
Кузнецов, В.М.
core   +1 more source

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