نتایج جستجو برای: differential scanning calorimeter

تعداد نتایج: 437384  

Journal: :Journal of Mining and Metallurgy, Section B 2023

With a view to understanding the performance of blast furnace slag with high Al2O3 content, effects w(MgO)/w(Al2O3), w(CaO)/w(SiO2), and w(Al2O3) on melting (melting characteristic temperature heat) content were investigated by differential scanning calorimeter (DSC) method. Experimental results indicate that end (Tend) for almost all slags has no obvious change increase w(CaO)/w(SiO2) will rai...

Journal: :Journal of physics 2023

Abstract In this work, a series of tellurite glass frits has been prepared and used as the silver paste in Ag electrode solar cells. The softening temperature have characterized by differential scanning calorimeter. G3 lowest temperature, corresponding composition is 42wt.%TeO2-53wt.% PbO-1wt.%B2O3-4wt.%Bi2O3. surface cross-sectional microstructures cells electron microscope. with lower showed ...

Journal: :Fire and Materials 2021

Performance-based design of the timber structures' fire resistance is often based on reduced cross section and thus relying empirical numerical assessment charring propagation. The current work aims to construct models for pyrolysis spruce pinewoods allow coupled simulations cross-section reduction burning rate in models. Kinetic are formulated thermogravimetric data supported by heats combusti...

Journal: : 2023

The importance of the compounds which have liquid crystalline properties comes from its uses in a lot practical applications; therefore study electrical and effect nanoparticles on are considered one most important things.
 In this many organic been prepared then diagnosed by using IR spectroscopy (FT-IR), differential scanning calorimeter (DSC) also Polarized light microscopy.
 And w...

Journal: :Energies 2022

Due to its sedimentary characteristics and natural fractures, oil shale shows anisotropy in heat transfer characteristics. Moreover, the anisotropic thermal conductivity will change with temperature. This coefficient affects temperature field distribution heating efficiency during situ electric pyrolysis of shale. Therefore, it is very important study evolution In this study, variation weight l...

2016
Tsan-Man Chung Sheng-Rui Jian Ralph E. Napolitano

In this study, the thermal and mechanical properties of Cu50−xZr43Al7Agx (x = 0, 3, 4, 5, 6) bulk metallic glasses (BMGs) are investigated by using an X-ray diffractometer (XRD), a differential scanning calorimeter (DSC), differential thermal analysis (DTA), a Vickers hardness tester, a material test system (MTS), scanning electron microscopy (SEM), and transmission electron microscopy (TEM). C...

Journal: :Journal of visualized experiments : JoVE 2017
Ibrahim B Durowoju Kamaljit S Bhandal Jian Hu Bruce Carpick Marina Kirkitadze

Differential scanning calorimetry (DSC) is an analytical technique that measures the molar heat capacity of samples as a function of temperature. In the case of protein samples, DSC profiles provide information about thermal stability, and to some extent serves as a structural "fingerprint" that can be used to assess structural conformation. It is performed using a differential scanning calorim...

اکبری , جعفر, سررشته دار , شیرین, سعیدی , مجید, عنایتی فرد , رضا,

Background and purpose: The increasing effect of liquisolid systems on dissolution behavior of poor soluble drugs has been proved. In this research, the effect of glycerin, as a nonvolatile solvent, on release profile of indomethacin was evaluated. Materials and methods: The Avicel as carrier and silica as coating powder material in 20: 1 ratio were used. Indomethacin was dispersed in glyc...

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