نتایج جستجو برای: ethanol wet
تعداد نتایج: 142233 فیلتر نتایج به سال:
Amido-amino functionalized halloysite stabilized copper nanoparticles (aah-CuNPs) were synthesized through one-pot protocol by a wet chemical method using hydrazine as reducing agent. The nanocomposite formed was stable in dry ethanol. The composition and binding nature of the nanocomposite were studied using FT-IR, DRS-UV, EDAX and powder XRD techniques. The morphological features of th...
BACKGROUND Numerous studies have examined the direct fermentation of cellulosic materials by cellulase-expressing yeast; however, ethanol productivity in these systems has not yet reached an industrial level. Certain microorganisms, such as the cellulolytic fungus Trichoderma reesei, produce expansin-like proteins, which have a cellulose-loosening effect that may increase the breakdown of cellu...
Au/SiO2 SBA-15 materials were prepared using supercritical CO2 (scCO2) and by wet impregnation. First, SiO2 was functionalized with thiol groups at different grafting densities 3-(Mercaptopropyl)trimethoxysilane dissolved in scCO2. The support then impregnated HAuCl4·3H2O scCO2 modified EtOH. Wet impregnation of the supports ethanol also performed. Materials calcined 500 °C to remove organic ma...
آلاینده های آلی کلره اثرات حاد و مزمن بر انسان و حیات وحش دارند و به دلیل پایداری در محیط زیست، می توانند در طول زنجیره غذایی تجمع یابند. در این مطالعه 9 گونه از پرندگان آبزی (باکلان بزرگ، کشیم بزرگ، کشیم گردن سیاه، کاکایی سرسیاه، کاکایی معمولی، کاکایی کوچک، اردک سرسبز، فیلوش، خوتکا) از منطقه فریدون کنار در استان مازندران برای ارزیابی آفت کش های آلی کلره از جمله,ddts ,hchs hcb، هپتاکلر و هپتاکل...
Use of ethanol as a substitute for gasoline may be an effective measure to reduce petroleum consumption and mitigate global warming. Ethanol is already used as an additive or total substitute for gasoline worldwide. In particular, quite large amounts of ethanol for fuel use are produced from corn in the USA and from sugarcane in Brazil. However, those crops are also cultivated for food consumpt...
Wet vs. Dried Distillers Grains The nutrient content of the dry matter is similar for both WDG and DDG. Thus, cost, availability, feed handling, Feeding distillers grains is nothing new; such products have been fed to cattle for more than a century. What is new, however, are the many ethanol plants now in the upper Midwest and the increased interest in feeding their co-product, distillers grain...
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