نتایج جستجو برای: differential scanning calorimetry dsc
تعداد نتایج: 444301 فیلتر نتایج به سال:
preparation and characterization of dexamethasone microemulsion based on pseudoternary phase diagram
results the results showed that the maximum oil was incorporated in microemulsion system that contained surfactant to cosurfactant ratio of 4:1. the mean droplet size range of microemulsion formulation was in the range of 5.09 to 159 nm, and its refractory index (ri) and ph were 1.44 and 7, respectively. viscosity range was 57-226 cps. drug release profile showed that 48.18% of the drug release...
Differential scanning calorimetry (DSC) and isothermal calorimetry have been applied extensively to the analysis of light metals, especially Al based alloys. Isothermal calorimetry and differential scanning calorimetry are used for analysis of solid state reactions, such as precipitation, homogenisation, devitrivication and recrystallisation; and solid–liquid reactions, such as incipient meltin...
Thermal analysis has been an extremely important analytical tool within the pharmaceutical industry for more than forty (40) years. Although the technique could easily be classified as mature, recent advances in Differential Scanning Calorimetry (DSC) have generated renewed enthusiasm in thermal analysis from pharmaceutical scientists. These new developments include TzeroTM DSC and Modulated DS...
Submit Manuscript | http://medcraveonline.com Abbreviations: ALT: Alanine Aminotransferase; LG: The Complex of Lecithin and Genistein by Synthesis; PMLG: The Physical Mixture of Lecithin and Genistein; UV: Ultraviolet; IR: Infrared Radiation; FT-IR: Fourier Transform Infrared; NMR: Nuclear Magnetic Resonance; SEM: Scanning Electron Microscopy; DSC: Differential Scanning Calorimetry; XRD: X-Ray ...
A relatively new technology for calorimetry has recently been discussed for practical use and since then marketed by PerkinElmer under the name HyperDSC®. The detailed characteristics and use of this new mode of measurement, which represents a major step forward in Fast Scanning Calorimetry (FSC) as compared to Standard DSC, have been published.1-4 Controlled and constant scan rates of hundreds...
Microstructure and properties of the Al-6Si-0.3Mg alloys containing scandium (0.2 to 0.6wt %) were investigated. The microstructure was observed by optical microscopy, the hardness was determined by Vickers tester and phase transformation was investigated by differential scanning calorimetry (DSC) technique. The results showed that scandium can refine dendrites, enhance hardness in the aged all...
Several papers have been described on the thermal stability of the sweetener, C12H19Cl3O8 (Sucralose). Nevertheless no study using thermoanalytical techniques was found in the literature. Simultaneous thermogravimetry and differential thermal analysis (TG-DTA), differential scanning calorimetry (DSC) and infrared spectroscopy, have been used to study the thermal stability and thermal decomposit...
This booklet provides an introduction to the concepts of Differential Scanning Calorimetry (DSC). It is written for the materials scientist unfamiliar with DSC. The differential scanning calorimeter (DSC) is a fundamental tool in thermal analysis. It can be used in many industries – from pharmaceuticals and polymers, to nanomaterials and food products. The information these instruments generate...
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