نتایج جستجو برای: korkmaz uckardes model

تعداد نتایج: 2104356  

Journal: :CoRR 2017
John Augustine Krishna V. Palem Parishkrati

Inexact computing aims to compute good solutions that require considerably less resource – typically energy – compared to computing exact solutions. While inexactness is motivated by concerns derived from technology scaling and Moore’s law, there is no formal or foundational framework for reasoning about this novel approach to designing algorithms. In this work, we present a fundamental relatio...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2010
mahdi goharrokhi vahid taghikhani cirous ghotbi ali akbar safekordi hesam najibi

the solubility of co2 in the primary, secondary, tertiary and sterically hindered amine aqueous solutions at various conditions was studied. in the present work, the modified kent-eisenberg (m-ke), the extended debye-hückel (e-dh) and the pitzer models were employed to study the solubility of co2 in amine aqueous solutions. two explicit equations are presented to evaluate the concentration of h...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان 1389

توجه به کیفیت کالا و حساسیت نسبت به خدمات مطلوب تر در زمره مهمترین نکاتی است که جامعه جهانی در عصر حاضر به آنها اولویت خاصی بخشیده است. در نتیجه، سنجش کیفیت خدمات، پیش زمینه ی ضروری برنامه ریزی در جهت بهبود کیفیت خدمات سازمانهاست. این تحقیق در صدد ارزیابی کیفیت خدمات شهرداری بوکان از دید شهروندان و کارکنان با استفاده از مدل سروکوال و همچنین بررسی تطبیقی دیدگاه های انها می باشد. مدل سروکوال از م...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علوم و فنون مازندران 0

مدل روزنه های موازی موج دار (corrugated oarallel bundle model) برای تعریف اثر ساختمان روزنه ها در نفوذ-واکنش (diffusion and reaction) در کاتالیستهای متخلخل بکار می رود. در مدل روزنه های موج دار، از یک دسته روزنه های اصلی (pore) استفاده شده است . هر یک از این روزنه های اصلی دارای یکسری عناصر روزنه می باشد که هر عنصر دارای یک شعاع تعیین شده به صورت اتفاقی از یک توزیع اندازه روزنه ها (pore size di...

Journal: :international journal of nanoscience and nanotechnology 2012
m. h. korayem s. sadeghzadeh

the continuum based approaches don’t provide the correct physics in atomic scales. on the other hand, the molecular based approaches are limited by the length and simulated process time. as an attractive alternative, this paper proposes the fixed interfacial multiscale method (fimm) for computationally and mathematically efficient modeling of solid structures. the approach is applicable to mult...

Journal: :nutrition and food sciences research 0
marzieh aghababaie hezar jerib st. university of isfahan, isfahan masood beheshti morteza khanahmadi

background and objectives: lactobacillus delbrueckii ssp bulgaricus is widely used in dairy industries as a starter for yogurt production. this study was designed using response surface methodology (rsm) in 12 batch ph-controlled cultures of lactobacillus delbrueckii sub-ssp. bulgaricus for determining the effect of temperature and ph on the biomass production of a native strain of l. bulgaricu...

Journal: :journal of mechanical research and application 2009
mehdi tajdari kaveh abbasi

this paper presents an overview of model updating and particularly its application for updating of frame model. in this article a mathematical model of the frame was produced with finite element method. the frame was subjected to hammer modal testing. then the results of the modal testing were compared with those predicted with the model. this comparison revealed discrepancies between these two...

Journal: :journal of physical & theoretical chemistry 2012
gholamreza ebrahimzadeh rajaei hossein aghaie karim zare mehran aghaie

the modified surface of typha latifolia l. root (mstl), as an alternative economical adsorbent, wasused for the removal of ni (ii) and cd(ii) ions from aqueous solutions. the effect of initial ph, initialconcentration of metal ion, and contact time was investigated in a batch system at room temperature.the kinetics data could be fitted well by pseudo-second-order model with correlation coeffici...

Journal: :journal of mining and environment 2013
omid saeidi ahmad ramezanzadeh farhang sereshki seyed mohammad esmaeil jalali

this study aims at presenting a numerical model for predicting grout flow and penetration length into the jointed rock mass using universal distinct element code (udec). the numerical model is validated using practical data and analytical method for grouting process. input data for the modeling, including geomechanical parameters along with grout properties, were obtained from a case study. the...

Journal: :journal of teaching language skills 2015
vahid sadeghi farnaz sadat taghavi

this paper reports the results of an experimental study on non-native production of english vowels. two groups of persian efl learners varying in language proficiency were tested on their ability to produce the nine plain vowels of american english. vowel production accuracy was assessed by means of acoustic measurements. ladefoged and maddison’s (1996) f1 f2 measurements for american english v...

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