نتایج جستجو برای: macro segregation

تعداد نتایج: 57097  

Journal: :Progress in Materials Science 2022

Grain refinement not only enhances the mechanical performance of as-cast metallic materials but also provides an effective mechanism for controlling cast defects, such as macro-segregation, porosity and coarse second phase particles. Therefore, understanding grain alloys with different solute additions is both theoretical practical importance. Although extensive research has been carried out ov...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - پژوهشکده ادبیات 1389

the present study reports an analysis of response articles in four different disciplines in the social sciences, i.e., linguistics, english for specific purposes (esp), accounting, and psychology. the study has three phases: micro analysis, macro analysis, and e-mail interview. the results of the micro analysis indicate that a three-level linguistic pattern is used by the writers in order to cr...

Journal: :به نژادی گیاهان زراعی و باغی 0
مسلم بهمن کار دانشگاه تهران، پردیس ابوریحان، گروه علوم زراعی و اصلاح نباتات،دانشجوی دکترای اصلاح نباتات-ژنتیک بیومتری سید احمد سادات نوری استاد گروه علوم زراعی و اصلاح نباتات، پردیس ابوریحان، دانشگاه تهران، پاکدشت، ایران محمد مهدی مرتضویان استادیار گروه علوم زراعی و اصلاح نباتات، پردیس ابوریحان، دانشگاه تهران، پاکدشت، ایران

sometimes when hybridization in quantitative traits due to occurring of transgressive segregation phenomena in f2 and other generations, phenotypes are observed that are outside the scope of their parents. transgressive segregates can be fixed via selfing and selection. classical genetic and qtl studies know complementary action of genes as the main reason for the occurrence of the above phenom...

Journal: :J. UCS 2010
Pascal Costanza Theo D'Hondt

It is known that the essential ingredients of a Lisp-style unhygienic macro system can be expressed in terms of advanced hygienic macro systems. We show that the reverse is also true: We present a model of a core unhygienic macro system, on top of which a hygiene-compatible macro system can be built, without changing the internals of the core macro system and without using a code walker. To ach...

Journal: :Informatica (Slovenia) 2005
Andraz Bezek Matjaz Gams

The paper presents an algorithm for multi-agent strategic modeling (MASM). The method applies domain knowledge and transforms sequences of basic multi-agent actions into a set of strategic action descriptions in the form of graph paths, agent actions, roles and corresponding rules. The rules, constructed by machine learning, enrich the graphical strategic patterns, which are presented in the fo...

Journal: :Organic & biomolecular chemistry 2007
Lindsay R Comstock John M Denu

Synthetic routes for the preparation of O-acetyl-ADP-ribose and two novel non-hydrolyzable analogs containing an N-acetyl are described and shown to interact with the macro domain of histone protein H2A1.1.

2013
Mutasem El-Fadel Pascal Saikaly Sophia Ghanimeh

4 ABSTRACT: Anaerobic digestion (AD) of the organic fraction of municipal solid waste (OFMSW) 5 is promoted as an energy source and more recently as a GHG mitigation measure. In this context, AD 6 systems operating at thermophilic temperatures (55-60C) – compared to mesophilic temperatures 7 (35-40C) – have the unique feature of producing hygienic soil conditioners with greater process 8 effici...

Journal: :medical journal of islamic republic of iran 0
hossein talebi department of audiology, school of rehabilitation sciences, isfahan university of medical sciences, isfahan, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی اصفهان (isfahan university of medical sciences) abdollah moossavi department of audiology, iran university of medical sciences, tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی ایران (iran university of medical sciences) soghrat faghihzadeh department of social medicine, school of medicine, zanjan university of medical sciences, zanjan, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی زنجان (zanjan university of medical sciences)

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 seg...

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...

2007
László Vidács Árpád Beszédes Rudolf Ferenc

The expressiveness of the C/C++ preprocessing facility enables the development of highly configurable source code. However, the usage of language constructs like macros also bears the potential of resulting in highly incomprehensible and unmaintainable code, which is due to the flexibility and the “cryptic” nature of the preprocessor language. This could be overcome if suitable analysis tools w...

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