نتایج جستجو برای: dta tga
تعداد نتایج: 8405 فیلتر نتایج به سال:
in this work, the strontium-doped lanthanum manganite- a ceramic material- used as cathode in solid oxide fuel cells. an impression of grinding time on the structural and thermal properties of sr-doped lamno3 system with la1-xsrxmno3 (x=0.2) stoichiometric ratio was investigated. the nano crystallite lsm powder with cubic structure was prepared by varying the milling time of planetary monomill ...
in this research nanoparticles of nickel (ii) chloride were synthesized and characterized using fourier transform infrared (ft-ir) spectra. nanoparticles of nickel (ii) chloride were prepared by using of ball mill device. a ball mill is one kind of grinding machine, and it is a device in which media balls and solid materials (the materials to be ground) are placed in a container. in the researc...
We have investigated the antidiabetic action of troglitazone in aP2/DTA mice, whose white and brown fat was virtually eliminated by fat-specific expression of diphtheria toxin A chain. aP2/DTA mice had markedly suppressed serum leptin levels and were hyperphagic, but did not gain excess weight. aP2/DTA mice fed a control diet were hyperlipidemic, hyperglycemic, and had hyperinsulinemia indicati...
Oncolytic virotherapy combined with immunomodulators is a novel noninvasive strategy for cancer treatment. In this study, we examined the tumoricidal effects of oncolytic HF10, a naturally occurring mutant of herpes simplex virus type-1, combined with an agonistic DTA-1 monoclonal antibody specific for the glucocorticoid-induced tumor necrosis factor receptor. Two murine tumor models were used ...
BACKGROUND Challenges exist when searching for diagnostic test accuracy (DTA) studies that include the design of DTA search strategies and selection of appropriate filters. This paper compares the performance of three MEDLINE search strategies for psychometric diagnostic test accuracy (DTA) studies in postnatal depression. METHODS A reference set of six relevant studies was derived from a for...
In this work, 3-nitroanilinium nitrate (3NAN) has been synthesized and crystallized successfully by solution growth combined with solvent evaporation technique. 3NAN molecular structure optimized Density Functional Theory (DFT) using B3LYP function Hartree–Fock method a 6–311 + G(d,p) basis set. The geometrical parameters of the title molecules have analyzed. computed vibrational spectra were c...
The effect of different calcination temperatures on molecular structure, morphology, and antioxidant activity was investigated for Zinc Oxide nanoparticles synthesized using the sol-gel method capping agent Spirulina platensis. prepared nanoparticle ZnO calcined at 160°C, 300°C, 600°C according to results DTA-TGA analysis. characterization samples studied Fourier Transform Infrared (FTIR), X-ra...
Grafted copolymer (sodium alginate (Na. Alg)- acrylic acid (AcA)– methacrylic (MAcA)) was prepared by the gamma irradiation-induced copolymerization in presence of N, N-methylene bisacrylamide (MBA) as a co monomer crosslinker. The functionality, morphology and thermal stability have been examined using FTIR spectroscopy, SEM, TGA-DTA, respectively. surface grafted shows smooth relatively homog...
در کار حاضر ابتدا دی آمین آروماتیک جدید bapo شامل حلقه های پیریدین و 4،3،1-اگزادیازول سنتز شد. سپس با استفاده از نمک هیدروکلراید این دی آمین، واکنش اصلاح شیمیایی سطح نانو ذرات مونت موریلونیت حاوی یون های سدیم انجام شد. تغییرات فاصله بین لایه ای و پایداری حرارتی خاک رس اصلاح شده، به ترتیب با تکنیک های xrd و tga بررسی شد. کاهش میزان آب دوستی خاک رس بعد از اصلاح با تکنیک های sem و tga تایید شد. در...
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