نتایج جستجو برای: and segregation

تعداد نتایج: 16831185  

Journal: :journal of chemical and petroleum engineering 2012
hamid reza norouzi rahmat sotudeh-gharebagh navid mostoufi

a comprehensive mathematical model based on the discrete particle model and computational fluid dynamics was utilized to investigate mixing and segregation of particles in fluidized beds at high pressure. to quantify the extent of mixing in the bed, the lacey mixing index was used. simulations were carried out with different mass fractions of small particles at various pressures ranging from 1 ...

Journal: :مهندسی متالورژی و مواد 0
مسعود مصلایی پور عصمت داستان پور مهدی دهقان

the chemical composition and uniform distribution of alloying elements in the matrix of austempered ductile irons (adis) have significant influences on their properties, e.g. segregation of the alloying elements have detrimental effects on the mechanical properties of these materials. unlike previous studies, the homogenization treatment via partial melting was used in this study in order to re...

  Background :Older adults with cerebrovascular accident (CVA) show evidence of auditory and speech perception problems. In present study, it was examined whether these problems are due to impairments of concurrent auditory segregation procedure which is the basic level of auditory scene analysis and auditory organization in auditory scenes with competing sounds.   Methods : Concurrent auditory...

Background: This study assessed the relationship between working memory capacity and auditory stream segregation by using the concurrent minimum audible angle in children with a diagnosed auditory processing disorder (APD).Methods: The participants in this cross-sectional, comparative study were 20 typically developing children and 15 children with a diagnosed APD (age, 9–11 years) according to...

Journal: :مهندسی متالورژی و مواد 0
محمد حسن عوض کننده قراول محسن حداد سبزوار

the micro-segregation in binary al-cu alloys containing 2.2, 3.7, and 4.8 wt.% copper was investigated by differential thermal analysis (dta) and numerical modeling. for this purpose, the alloys were melted using a dta furnace with the capability of quenching samples during solidification. the melted samples were cooled at 0.008 and 0.083 k/s and subsequently quenched from predetermined tempera...

ژورنال: توانبخشی 2014
طالبی, حسین, فقیه‌زاده, سقراط, لطفی, یونس, موسوی, عبدالله,

Objective: This study was a basic investigation of the ability of concurrent speech segregation in hearing impaired children. Concurrent segregation is one of the fundamental components of auditory scene analysis and plays an important role in speech perception. In the present study, we compared auditory late responses or ALRs between hearing impaired and normal children. Materials & Methods...

   In order to investigate the genetic variation and transgressive segregation of some agronomic traits in F6 linseed breeding lines derived from KO37 × CAN1066 cross, 824 breeding lines (selected from 106 F5 lines) evaluated using an augmented design along with five-control genotypes. The highest genotypic coefficient of variation (GCV) were observed for seed weight / capsule (53.39%), whereas...

ژورنال: طلوع بهداشت یزد 2021

Introduction: The best way to recycle municipal wastes is to separate them at home by the users. To this end, participation and cooperation of all citizens is required and the necessary infrastructure should be provided in the field of waste segregation. This study was conducted to determine the status of citizenschr('39') participation in separating urban wastes from the source and to investig...

زره داران, سعید, صالحی نسب, مونا, علیجانی, صادق,

 At the present study, the observations of performance traits including body weight at 8 and 12 weeks of age, age at sexual maturity, egg weight and egg number were analyzed to detect major genes in Yazd native fowl. The probability of segregation for major genes was studied using simple tests including tests of normality, Bartlett, Levene and Fain for residuals and Bayesian analysis. Segregati...

Degradation of urban environment and health hazard is directly associated with the unscientific handling of Municipal solid waste of India. Urbanization also contribute intensify Municipal solid waste generation. Source segregation of solid waste not only the fact to converge but also possible in maximum resource recovery from the waste. Waste management is a problem due to the ineffective mana...

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