نتایج جستجو برای: kinetics models

تعداد نتایج: 997019  

Journal: :Caliphate Journal of Science and Technology 2022

Adsorption Kinetics describes the rate at which solute is adsorbed and resident time of adsorbates on solid-liquid interface. isotherms play important role in determining interaction between adsorbate adsorbent optimum adsorption capacity adsorbent. This article considered selected kinetics models. Pseudo first order, second Elovich, Bhattacharya Venkobachar, Natarajan Khalaf were reviewed assu...

Journal: :Journal of the American Ceramic Society 1979

Journal: :journal of physical & theoretical chemistry 2015
adeogun abideen idowu ahmed sikiru akinyeye falomo ayorinde abayomi akinbile adewale

recently, extracts from various parts of a. occidentale had been massively investigated in themanagement and treatment of various ailments which include but not limited to diabetes, malaria,yellow fever as well as diarrhea. stem bark of anacardium occidentale was extracted with water andethanol. antioxidant activities of the extracts were using dpph. for estimation of effectivediffusivity, math...

Journal: :Proceedings of the National Academy of Sciences 1997

Journal: :Mathematical and Computer Modelling 1989

Ahmad Ramazani S.A., Ali Dashti

A new model based on a combination of the polymeric multigrain and multilayer models has been developed to predict the polymerization rate, particle growth, morphology, effective parameters on broadening of the molecular weight distribution, number and weight average of the molecular weight, isotacticity index and bulk density of polymer. Mathematical correlations and the kinetics used in t...

رحمانی, علیرضا, شیرزاد سیبنی, مهدی, صمدی, محمدتقی, نوروزی, رقیه,

Introduction & Objective: Industrial wastewaters including heavy metals, are one of the important sources of environmental pollution. Heavy metals such as chromium is found in plating wastewater and is harmful for human health and environment. The purpose of the present study was to investigate adsorption of hexavalent chromium Cr (VI) from aqueous solution onto commerical Iron powder as an e...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1391

مدلهای گارچ در فضاهای هیلبرت پایان نامه حاضر شامل دو بخش می باشد. در قسمت اول مدلهای اتورگرسیو تعمیم یافته مشروط به ناهمگنی واریانس در فضاهای هیلبرت را معرفی، مفاهیم ریاضی مورد نیاز در تحلیل این مدلها در دامنه زمان را مطرح کرده و آنها را مورد بررسی قرار می دهیم. بر اساس پیشرفتهایی که اخیرا در زمینه تئوری داده های تابعی و آماره های عملگری ایجاد شده است، فرآیندهایی که دارای مقادیر در فضاهای ...

Journal: :journal of chemical and petroleum engineering 2009
zahra sadat agha miri mohamad reza mehrnia fatemeh yazdian seyed abas shojaosadati shohreh fatemi

kinetics of single cell protein production from natural gas by a microorganism (a methylomonas sp.) was studied experimentally and by modeling at equal amount of air and natural gas. kinetic models of monod, moser, teissier, aiba, andrews, and noack were used for illustrating cell growth. methane and oxygen were considered as limited substrates with concentration in the range 2-10 mg/lit. death...

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