نتایج جستجو برای: nanosilica periodic acid

تعداد نتایج: 828035  

Journal: :Teknik Dergi 2022

The current study focuses on the effect of Acrylate-styrene-acrylonitrile (ASA)/Nanosilica (Si) modified binders complex modulus (G*) and rutting resistance parameters (G*/ sinδ) Asphalt Cement (AC). Four different blends including base binder polymer nanocomposites which were formed by blending 5% ASA to with addition nanosilica at 3, 5 7% weight subject investigations. Conventional Dynamic Sh...

Journal: :Vietnam Journal of Science and Technology 2021

This work focuses on the reinforcement of polyoxymethylene (POM) by nanosilica particles (NS) in order to increase flexural strength and hardness POM matrix. Thermo - mechanical properties POM/NS nanocomposite were investigated using dynamic thermal analysis (DMTA).

Journal: :Adsorption Science & Technology 2022

With an ultrasonic frequency of 15 kHz and 850 W power capacity, the effects nanosilica particle inclusion on tensile, flexural, impact properties woven fiber-reinforced kenaf/carbon fiber/epoxy hybrid composites were explored experimentally. The nanoparticles dispersed uniformly in epoxy using probe. Test samples made according to ASTM requirements for three distinct weight compositions partic...

Journal: :Indian journal of dermatology, venereology and leprology 2009
Gurcharan Singh M S Lavanya

Sir, We read with great interest the article on “Comparison of potassium hydroxide mount and mycological culture with histopathological examination using periodic acid-Schiff staining of nail clippings” in a recent issue of IJDVL.[1] The authors’ findings about high sensitivity of periodic acid-Schiff (PAS) staining in the diagnosis of onychomycosis is consistent with previous studies on the su...

Journal: :Metalurgi 2022

In the synthesis of nanoparticles, phenomenon agglomeration is an undesirable condition because particles formed can be larger. The use surfactants prevent occurrence this phenomenon. study, was studied in nanosilica from geothermal sludge. method applied sol-gel method. A 1 M sodium hydroxide (NaOH) solution used to prepare sol phase, while gel phase prepared at pH 5 using a 1.5 hydrochloric a...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده علوم پایه 1393

در این تحقیق پودر تفاله چای برای حذف رنگزای acid brill scarlet 3r (acid red 18) مورد بررسی قرار گرفته است. خصوصیات سطح تفاله چای با استفاده از semبررسی شد. اثر متغیرهای فرایند همچون مقدار جاذب، غلظت اولیه رنگ، ph، زمان و دما مطالعه شد. داده ها برای تطابق با مدل های ایزوترم لانگمویر، فروندلیچ، تمکین ودابینین - رادوشکوویچ ارزیابی شد. نتایج نشان داد که داده ها برای جذب سطحی acid red 18 برروی تفاله...

Journal: :iranian journal of basic medical sciences 0
majid tavafi department of anatomy, faculty of medicine, lorestan university of medical sciences and razi herbal researches center, lorestan university of medical sciences, khoram abad, iran hasan ahmadvand department of biochemistry, faculty of medicine, lorestan university of medical sciences, khoram abad, iran alireza khalatbari department of anatomy, faculty of medicine, lorestan university of medical sciences, khoram abad, iran ahmad tamjidipoor department of anatomy, faculty of medicine, lorestan university of medical sciences, khoram abad, iran

objective(s) oxidative stress plays an important role in diabetic nephropathy pathogenesis. rosmarinic acid, a plant phenolic compound, was first used as an antioxidant agent for inhibition of diabetic nephropathy. material and methods forty male rats were uninephrectomized from the left flank.the rats were divided in four groups randomly; group one as control, group two diabetic untreatment, g...

Journal: :Horticultura Brasileira 2021

ABSTRACT Silicon is an inducer of plant resistance to arthropod pests, being a promising strategy for integrated management. The aim this study was evaluate the effect silicon on biological, reproductive and population aspects parental F1 generations two-spotted spider mite strawberry plants. Potassium silicate, nanosilica water were applied Two-spotted females confined leaf disks oviposition a...

Journal: :International Journal of Innovation in Engineering 2021

Due to its unique qualities, concrete is the most extensively utilized substance in construction sector after water. However, because one ton of Portland cement produces about CO2, manufacturing process has considerable disadvantages. As a result, an alternative appears be required. Geopolymer new and environmentally friendly cementitious material that can used place cement. Chemically mechanic...

Journal: :Journal of clinical pathology 1992
M E Marques K I Coelho M N Sotto C E Bacchi

AIMS To compare the efficacy of histochemical and immunohistochemical methods in detecting forms of Sporothrix schenckii in tissue. METHODS Thirty five cutaneous biopsy specimens from 27 patients with sporotrichosis were stained by histochemical haematoxylin and eosin, periodic acid Schiff, and Gomori's methenamine silver methods and an immunohistochemical (avidin-biotin complex immunoperoxid...

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