نتایج جستجو برای: phase solubility analysis

تعداد نتایج: 3319217  

Journal: :Chemistry of Materials 2022

We have designed and tested several synthesis routes targeting a highly fluorinated disordered rocksalt (DRX) cathode, Li1.2Mn0.4Ti0.4O1.6F0.4, with each route rationalized by thermochemical analysis. Precursor combinations were screened to raise the F chemical potential avoid formation of LiF, which inhibits fluorination targeted DRX phase. MnF2 was used as reactive source F, Li6MnO4, LiMnO2, ...

امینی, صدرالدین, قلمقاش, جلیل, یاجم, ساناز,

Chah Torsh intrusive body in S-W of Nadushan is a small part of extensive magmatism of Oligo-Miocene age in Urumieh-Dokhtar magmatic belt. This is the largest intrusive mass of SW of Nadushan complex which are all outcropped as masses cut through Eocene volcanics. The Chah Torsh intrusion consists of two phases with porphyry and granular textures. Geochemical properties of two phases on the bas...

2017
I Asela M Noyong U Simon J Andrades-Lagos J Campanini-Salinas D Vásquez-Velásquez M Kogan N Yutronic R Sierpe

While 2-amino-4-(4-chlorophenyl)thiazole (AT) drug and thiazole derivatives have several biological applications, these compounds present some drawbacks, such as low aqueous solubility and instability. A new complex of βCD-AT has been synthesized to increase AT solubility and has been used as a substrate for the deposit of solid-state AuNPs via magnetron sputtering, thus forming the βCD-AT-AuNP...

2005
Ana R. E. Brás Sara Henriques Teresa Casimiro Ana Aguiar-Ricardo João Sotomayor Jorge Caldeira Celina Santos Madalena Dionísio

In the present work a simple but selective reversed-phase high performance liquid chromatographic method (HPLC) was developed for analysis of the nematic liquid crystal mixture E7 to precisely determine the composition of the liquid crystal mixture used in PDLC films preparation. Ultra-violet absorption spectrophotometry (UV) experiments were carried out to determine the HPLC detection waveleng...

2005
Volker Krämer

The three quasi-binary phase systems BiOX–BiOY (X, Y = Cl, Br, I) have been investigated by X-ray powder methods. No quaternary phases were found in the three systems. BiOCl–BiOBr and BiOBr–BiOI form systems of unlimited mutual solubility. BiOCl–BiOI is a system of limited solubility at the iodine-rich side. In the BiOBr–BiOI system a strong deviation from Vegard’s rule is observed with respect...

2015
Surya Kiran

The candesartan cilexetil belongs to class II of the biopharmaceutical classification system and bioavailability is 15% due to the poor aqueous solubility. The purpose of the study is to improve aqueous solubility by nano technology of solid lipid nanoparticle by solvent evaporation method. Here glyceryl monosterate (lipid), polaxemor 407, tweeen 80 (co-surfactant and surfactant respectively) a...

Journal: :Dalton transactions 2008
Danielle M Chisholm J Scott McIndoe

Ligands involved in organometallic chemistry have been functionalised at locations somewhat removed from the binding site for diverse reasons, including modification of electronic and steric characteristics, improving solubility, to confer chirality, to add a spectroscopic "handle", to facilitate electron-transfer processes or for spin-labelling. Here, the focus is specifically on catalytically...

2001
Katherine C. Chen Eric J. Peterson Dan J. Thoma

Solubility limits and constitutional defects in Laves phase intermetallics are investigated with the C15 HfCo2 system. Several binary alloy compositions based on HfCo2 are characterized by optical and scanning electron microscopy (SEM), electron microprobe analysis (EPMA), X-ray diffraction (XRD), and density measurements. Rietveld refinements of XRD scans are used to determine lattice constant...

HESARAKI S., , KEYANPOUR-RAD M., , MIR ZADEH HAMID, , MOZTAR ZADEH F., , NOJEHDEHYAN H., ,

The effect of addition of NaHF2 on the cement setting and the set mass has been studied as an initial step to determine how fluoride influences the characteristics of a calcium phosphate cement, consisting of tetracalcium phosphate [TTCP:Ca4 (PO4)2O] and dicalcium phosphate dihydrate [DCPD:CaHPO4.2H2O].NaHF2 [0-10% wt% of powder phase] has been dissolved in double distilled water and used as th...

2009
Åsa Bengtsson Staffan Sjöberg

The dissolution of hydroxyapatite (HAP) and fluorapatite (FAP) has been studied (25 °C, 0.1 M NaCl medium) within the pH ranges 2–11 (FAP) and 4–10 (HAP). A range of techniques has been utilized to achieve understanding in how these two abundant minerals may interact with their natural surroundings (e.g., body fluids and soil environments). Synthetic crystalline HAP and FAP were prepared, and b...

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