[PDF] Top 20 Dehydration and crystallization of amorphous calcium carbonate in solution and in air

... the crystallization onset ...remained amorphous after each isothermal annealing. Dehydration was accompanied by a structural rearrangement in the ACC, which on careful scrutiny shows up as a ... See full document

... fast dehydration of the ACC particles, indicating that CIT is incor- porated into the solid, possibly replacing water and even car- ...in crystallization temperature with increasing CIT/Ca (arrows, Figure 3 ... See full document

... a calcium and a carbonate (± amino acid) solution were mixed inside a plastic cuvette placed in the ...the calcium bearing solution into the carbonate solution (± ASP or ... See full document

... While the results presented here do make a valuable contribution to the under- standing of calcification in vivo and in vitro, the conclusions are speculative to some extent. Furthermore, questions remain which can be ... See full document

... crystalline calcium carbonate and calcium phosphate biominerals frequently form via amorphous precursors, a wide range of studies have been performed which demonstrate that many inorganic ... See full document

... in air at temperatures between 25 and 1000 ...its crystallization) were monitored using thermodi ff raction (termed ...native solution either at 21 °C for up to two months (wet-ambient), or ... See full document

... in air at temperatures between 25 and 1000 ...its crystallization) were monitored using thermodi ff raction (termed ...native solution either at 21 °C for up to two months (wet-ambient), or ... See full document

... of calcium carbonate [12] and its absence from our model may appear to be a crucial ...from solution in ...that dehydration of ACC precedes its crystallisation even in aqueous environments ... See full document

... such amorphous precursors do either not crystallize even after very long time periods (Roncal-Herrero et ...an amorphous precursor as an initiators for the crystallization process ...(e.g., ... See full document

... bath solution, crystal formation can be driven at the end of a nanopipette, and the corresponding current- time response can be used to extract growth ...of amorphous calcium carbonate, which ... See full document

... Despite the large number of residues binding to the ACC slab, the protein undergoes little structural changes during the simulation time of tens of ns. An analysis of the 1-4 RMSD of the atoms within the backbone of the ... See full document

... of calcium carbonate ...an amorphous surface occurred mainly through arginine residues in the random coil of the ...of calcium and carbonate ions (modeled using a potential speci fi ... See full document

... control calcium carbonate oriented ...of calcium carbonate is related to its energy state [34], magnesium is likely also to interact with BSA and to change the stereochemical structure of BSA ... See full document

... Calcium carbonate is being used to seal fractures and treat cracks in concrete and improve the strength and Abstract: Bacteria is believed to induce calcium carbonate precipitation as it meets ... See full document

... the calcium carbonate slabs will gain entropy leading to potentially significant entropic contributions in the binding ...the amorphous is more ... See full document

... When specifically addressing the putative function of the Clfs, a recombinant protein of the most abundantly expressed Clf from S. verreauxi (Sv-Clf1) was shown to inhibit the precipitation of calcite in vitro (Fig. 6), ... See full document

... 1925.. There has been considerable investieation into the feasi- b ility of concentrating alcohol in fairly dilute solutions up to 95% alcohol, the product ordinaril[r] ... See full document

... Ap crystallization occurs from multiple nuclei within the ACP ...of crystallization), the partial dissolution of ACP was observed ...since amorphous particles appeared smaller than those shown in ... See full document

... beta-coefficient. Thermodynamic parameters play an important role in detecting the various types of interactions occurring in solution. These are useful in illustrating the nature and effect of solute in solvent, ... See full document

... different calcium sources, low calcium rodent pellets containing ...0.02% calcium (Rat chow #TD95027, Harlan, Jerusalem, Israel) were finely grounded and separately mixed with the following four ... See full document