نتایج جستجو برای: strain based criteria

تعداد نتایج: 3286010  

Journal: :مهندسی مکانیک مدرس 0
داوود کریمی محمدمهدی ملکیان

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Journal: :Physical Review A 2021

In the present work, averaged fidelity is introduced as steering parameter. According to definitions of from Alice Bob, a general scheme for designing linear criteria developed high-dimensional system. For given set measurements on Bob's side, two quantities, so-called nonsteering thresholds, can be defined. If measured exceeds these state shared by and Bob steerable performed are also verified...

Behrooz Abtahi Gholamhossein Ebrahimipour Mohsen Shahriari Moghadam Nafsa Khazaei Negin Karbasi

Background: Hydrocarbons degradation is principally achieved by microorganisms in natural environments. The extent of hydrocarbons biodegradation is mainly conditioned by environmental factors and its success depends on the optimal condition for the crude oil degrading isolates. Objectives: The aims of the current study was to isolate and identify crude oil degrading bacterium from surface sed...

A. Afkar A.R. Babaei S. Barzegar Mohammadi ّF. Esmaeili Goldarag,

In this research, the effects of notch shape on the fatigue strength of 2024-T3 aluminum alloy notched specimens have been studied using experimental and multiaxial fatigue analysis. For this purpose, four set of specimens with different notch shape were prepared and then fatigue tests were carried out at various cyclic longitudinal load levels. Load controlled fatigue tests of mentioned specim...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده کشاورزی 1392

قرن هاست که از تخمیر برای حفاظت، بهبود کیفیت و یا اصلاح عطر و طعم حبوبات، میوه ها، سبزی ها، شیر و گوشت استفاده می شود. تاریخچه ترشی و شوری در ایران به زمان قوم ماد بر می گردد، در حالی که از عمر تولید صنعتی ترشی و شوری در ایران تنها70 سال می گذرد. سالاد زمستانه در واقع نوعی شوری تهیه شده از سبزی های مختلف است که در ایران و بخصوص در خراسان مصرف می شود. هدف از این پژوهش بررسی اثر سطوح مختلف شلغم ف...

Amin Kolahdooz, M. Dashti

In this paper the studies of the two-phase super Plasticity stainless steels is studied. The aim of this study obtained the suitable criteria to thermo-mechanical treatment condition for decrease the microstructure (grain size) and super plasticity property in two-phase stainless steels. Also here we want to show the appropriate ranges of temperature and strain rate used in the process super pl...

Journal: :تحقیقات مالی 0
سید مجید شریعت پناهی استادیار دانشگاه علامه طباطبایی، تهران، ایران محسن سهرابی عراقی استادیار دانشگاه علامه طباطبایی، تهران، ایران عبداله شریعتی کارشناسی ارشد مدیریت مالی، دانشگاه علامه طباطبایی، تهران، ایران

stock selection criteria play a key role in contrarian portfolio construction. the usual approach is applying cumulative return as stock selection criteria however applying this criterion leads to ranking stocks without considering investment risk. in this study, we analyze contrarian strategies that are based on reward–risk stock selection criteria in contrast to ordinary contrarian strategies...

Journal: :international journal of environmental research 2010
a. sadeghi-niaraki k. kim m. varshosaz

this paper addresses a multi-criteria decision based methodology to develop a road network cost function for route finding analysis in a geographic information system (gis). over the years, several studies relating to route planning process in gis and intelligent transportation systems (its) have been conducted, most of which rely on the use of one-dimensional variables like distance or time as...

In this paper, two new quadrilateral elements are formulated to solve plane problems. Low sensitivity to geometric distortion, no parasitic shear error, rotational invariance, and satisfying the Felippa pure bending test are characteristics of these suggested elements. One proposed element is formulated by establishing equilibrium equations for the second-order strain field. The other suggested...

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