نتایج جستجو برای: local damage
تعداد نتایج: 748834 فیلتر نتایج به سال:
Background: Trauma is one of the most common causes of death in all ages. Considering the prevalence of trauma in the general population, and its costs and complications, it is important to use aiding tools to accelerate the diagnosis in order to act in time. The aim of this study was to evaluate the efficacy of ultrasound in diagnosing nerve and tendon injuries in the upper extremities. Metho...
an analytical nonlinear stress-strain model and a microscopic damage index for confined and unconfined concretes together with a macroscopic damage index for reinforced concrete (rc) structures under cyclic loading are proposed. in order to eliminate the problem of scale effect, an adjustable finite element computer program was generated to simulate rc structures subjected to cyclic loading. by...
Objective(s): To investigate protective role of crocin by attempting to create nephrotoxicity with carbon tetrachloride.Materials and Methods: Ethics committee approval was obtained and 50 male Wistar rats were randomly divided into 5 groups that included 10 rats each: Control, Corn oil, Crocin, Carbon tetrachloride (CCl4), and Crocin + Carbon tetrachloride. Following the experiments, the rats ...
In this paper, a structural damage identification method (SDIM) is developed for plate-like structures. This method is derived using dynamic equation of undamaged/damaged plate, in which local change in flexural rigidity is characterized utilizing a damage distribution function. The SDIM requires to modal data in the intact state and frequency response of damage state where most of vibration ba...
This study developed an integrated global-local approach for locating damage on building structures. A damage detection approach with a novel embedded frequency response function damage index (NEFDI) was proposed and embedded in the Imote2.NET-based wireless structural health monitoring (SHM) system to locate global damage. Local damage is then identified using an electromechanical impedance- (...
امروزه از مهمترین بحث هایی که بخش زیادی از زمان محققین را به خود اختصاص داده است، مباحث مربوط به آب به عنوان حیاتی ترین ماده بقای حیات انسان. تغییر در آب در دسترس می تواند واکنش جدی در پایداری آب زیست محیطی مناطق خشک و نیمه خشک ایجاد کند. لذا یکی از پر کاربردترین مباحث مربوط به هیدرولوژی بررسی هیدروگراف جریان می باشد که امکان مطالعه حجم سیلاب و میزان ذخیره حوزه پس از قطع بارندگی و نیز سهم آب زی...
Ischemia-reperfusion (IR) injury causes a vigorous immune response that is amplified by complement activation, leading to local and remote tissue damage. Using MRL/lpr mice, which are known to experience accelerated tissue damage after mesenteric IR injury, we sought to evaluate whether complement inhibition mitigates organ damage. We found that complement depletion with cobra venom factor prot...
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