نتایج جستجو برای: the constant volume cv explosion model

تعداد نتایج: 16417943  

Journal: :آب و خاک 0
سید کابلی سید کابلی آخوندعلی آخوندعلی

abstract the aim of this study, is to evaluate the effect of loss methods application on run-off volume and hydrograph shape used by hydrologic models. in this research, four loss methods including constant loss (φ index), initial loss-loss rate, scs and constant fraction approach were applied to be evaluated. to do this, clark rainfall-runoff model was applied for 24 storm events from kasilain...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده علوم انسانی 1392

this study investigated how group formation method, namely student-selected vs. teacher-assigned, influences the results of the community model of teaching creative writing; i.e., group dynamics and group outcome (the quality of performance). the study adopted an experimental comparison group and microgenetic research design to observe the change process over a relatively short period of time. ...

2004
Rajiv V. Gavai Swagato Mukherjee

We report the continuum limits of the speed of sound, Cs, and the specific heat at constant volume, CV , in quenched QCD at temperatures of 2Tc and 3Tc. At these temperatures, Cs is within 2-σ of the ideal gas value, whereas CV differs significantly from the ideal gas. However, both are compatible with results expected in a theory with conformal symmetry. We investigate effective measures of co...

Journal: :مهندسی بیوسیستم ایران 0
محمود سلطانی فیروز کارشناسی ارشد، دانشگاه تهران رضا علیمردانی استاد، دانشگاه تهران محمود امید استاد، دانشگاه تهران

grading of agricultural products has always been a subject of research by scientists. one of the criteria to be chosen for grading of fruits is the fruit's level of ripeness. different methods have been employed to assess the status of fruit ripeness some of which are destructive and others are not so. in this research, a noninvasive capacitive method was used to estimate the ripeness leve...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز - دانشکده مهندسی علوم آب 1393

drought is transient phenomenon , slow , repetitive and integral part of the climate of each region. drought begins with a substantial reduction in precipitation over the long-term average rainfall and over time, reduced soil moisture and surface and ground water resources will continue to decrease. this phenomenon is the most important in bakhtegan basin because of its importance in strategic ...

Journal: :journal of research in medical sciences 0
mohammad reza sedaghat associate professor, eye research center, school of medicine, mashhad university of medical sciences, mashhad, iran maria shareepor resident, department of ophthalmology, eye research center, school of medicine, mashhad university of medical sciences, mashhad, iran samira hassanzadeh optometrist, school of paramedicine, mashhad university of medical sciences, mashhad, iran mojtaba abrishami resident, department of ophthalmology, eye research center, school of medicine, mashhad university of medical sciences, mashhad, iran

normal 0 false false false en-us x-none ar-sa background : the aim of this study was to determine the correlation between corneal hysteresis (ch) and the corneal resistance factor (crf), which are both novel methods of analyzing ocular rigidity/elasticity, and various corneal characteristics, mainly corneal volume in normal subjects. methods : this cross-sectional study included 500 normal eyes...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد مرودشت - دانشکده علوم تربیتی و روانشناسی 1393

type text or a website address or translate a document. abstract liquidity is considered the most important aspect of the development of stock markets. the main objective of this study was to evaluate the effect of the quality of financial information provided to replace its financial statements nmvdh and shrkt hayy that the liquidity of the shares on the tehran stock exchange is between the ...

Journal: :journal of physical and theoretical chemistry 0
masoome sheikhi young researchers and elite club, gorgan branch, islamic azad university, gorgan, iran ebrahim balali department of pharmaceutical chemistry, faculty of pharmaceutical chemistry, pharmaceutical sciences branch, islamic azad university, tehran, iran hadi lari department of chemistry, mashhad branch, islamic azad university, mashhad, iran

the n-(2-benzoyl-phenyl) oxalyl derivatives are important models for studying of three-centered intramolecular hydrogen bonding in organic molecules. the quantum theoretical calculations for two crystal structures of n-(2-benzoyl-phenyl) oxalyl (compounds i and ii) were performed by density functional theory (b3lyp method and 6-311+g* basis set). from the optimized structures, geometric paramet...

حاج زمان, رضا, رحمتی, احمدرضا,

In this study, for the first time natural convection heat transfer of Al2O3-water nanofluid with constant and variable properties is investigated within square shape porous media using the lattice Boltzmann method. The horizontal walls of the cavity are insulated, and left and right vertical walls are hot and cold, respectively. The Study have been carried out for Rayleigh numbers of 103, 10...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - پژوهشکده ادبیات 1391

the major purpose of this study was to develop the translation teacher competency test (ttct) and examine its construct and predictive validity. the present study was conducted in two phases: a qualitative phase as well as a quantitative phase. in the first phase of the study, the author attempted to find out the major areas of competency required for an academic translation teacher. the second...

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