نتایج جستجو برای: ray spectroscopy response surface methodology solid state fermentation

تعداد نتایج: 2996233  

Journal: :journal of agricultural science and technology 2015
h. rashidi m. mazaheri-tehrani m. a. razavi m. ghods-rohani

saturated fat consumption increases the risk of both coronary and cancer diseases. therefore, fat reduction in uf-feta cheese (≈ 45% fdm) is favorable but, unfortunately, it has some negative effects on the texture and sensory characteristics of the cheese. in this research, response surface methodology was employed to study the probably improving effects of wpc80 (0-20 gr kg-1), lecithin (0-2 ...

Journal: :Chemical communications 2014
Jan U Kahlert Aditya Rawal James M Hook Louis M Rendina Mohammad Choucair

The conjugated aromatic system of graphene was used to trap the reactive, boron-rich 1,2-carborane cluster. Functionalization of the graphene surface was confirmed by solid-state MAS (11)B NMR spectroscopy and quantified by X-ray photoelectron spectroscopy. This work represents the first confirmed example of direct functionalization of a graphene lattice with carboranes.

Journal: :international journal of molecular and clinical microbiology 0
masoumeh anvari department of microbiology, faculty of sciences, islamic azad university, rasht branch, p.o. box 41335-3516, rasht, iranسازمان اصلی تایید شده: دانشگاه آزاد اسلامی رشت (islamic azad university of rasht) mehdi shahriari nor department of microbiology, sciences and research branch, islamic azad university, rasht iranسازمان اصلی تایید شده: دانشگاه آزاد اسلامی رشت (islamic azad university of rasht) mohammad reza safari department of microbiology, faculty of sciences, islamic azad university, rasht branch, p.o. box 41335-3516, rasht, iranسازمان اصلی تایید شده: دانشگاه آزاد اسلامی رشت (islamic azad university of rasht)

optimization of the fermentation medium for maximum alkaline protease production was carried out. fifteen positive isolates were examined for their extent of alkaline protease production. the most potent producer was identified as bacillus sp. the solid substrate screening showed that the combination of wheat straw and bean husk was the best one. the initial screening by using plackett–burman’s...

< p>Mg-Fe bi-metal oxide was prepared and utilized as a magnetized renewable solid base catalyst for formation of 2-aminothiophenes by means of Gewald’s reaction. The prepared heterogeneous basic solid catalyst can be separated by a magnet and reused without considerable wastage in this activity. The structure of the aforementioned magnetized basic nano-catalyst was studied by XRD (X-ray diffra...

Journal: :journal of ultrafine grained and nanostructured materials 2015
aliakbar dehno khalaji

in this paper, plate-like nio nanoparticles were prepared by one-pot solid-state thermal decomposition of nickel (ii) schiff base complex as new precursor. first, the nickel (ii) schiff base precursor was prepared by solid-state grinding using nickel (ii) nitrate hexahydrate, ni(no3)2∙6h2o, and the schiff base ligand n,n′-bis-(salicylidene) benzene-1,4-diamine) for 30 min without using any solv...

Journal: :Foods and Raw materials 2022

Introduction. This article presents the development of mathematical models related to effect initial content dry matter, yeast, and yeast energizer on fermentation rate, alcohol content, matter in finished product – mead.&#x0D; Study objects methods. The were developed by using response surface methodology (RSM). contents tested concentration ranges 150–600 mg/L, 16.3–24.4%, 140–500 respectivel...

حسینی, سیدمحمد, خرمی, غلام‌حسین , شاه‌طهماسبی, ناصر, قاسمی‌فرد, مهدی, پاکیزه, اسماعیل, کمپانی, احمد,

  This paper describes the synthesis of Pb(Zr0.95Ti0.05)O3 powder by sol gel and solid state methods. PZT powders were fabricated by solid-state reaction process using metal oxides and in sol gel method salts and organic compounds were employed. The powders were calcined at 700 and 950 oC in sol gel and solid state methods, respectively. The synthesized powders were analyzed by FTIR and XRD. Th...

2013
Pushpa S. Murthy P. N. Navya Roopali N. Bhoite

Exoglucanase was produced using coffee husk, the by-product of coffee processing industries, as the sole carbon source using economical fermentation strategies like solid-state fermentation (SSF). The effects of process parameters such as pH, moisture and fermentation duration on exoglucanase synthesis was investigated using response surface methodology (RSM) based on three factors and five lev...

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