نتایج جستجو برای: gdx
تعداد نتایج: 252 فیلتر نتایج به سال:
Ferromagnetic materials dominate as the magnetically active element in spintronic devices, but come with drawbacks such large stray fields and low operational frequencies. Compensated ferrimagnets provide an alternative they combine ultrafast magnetization dynamics of antiferromagnets a ferromagnet-like spin-orbit-torque behavior. However, to use devices their advantageous properties must be re...
The study was conducted to evaluate performance of artificial neural network (ANN) models for estimating reference evapotranspiration (ET0) semi-arid region Haryana state. Ten years (2011-2020) daily weather data maximum and minimum temperature, relative humidity, wind speed sun shine hours collected from the meteorological observatory at CCS HAU, Hisar. Multilayer perceptron feed forward back ...
سابقه و هدف: مطالعات متعـددی وجـود دارد که تفاوت بین دو جنس نر و ماده را در پاسخ به درد و اثرات ضد دردی داروهای اپیوئیـدی نشان می دهد. در اغلب موارد، اپیوئیدها در جنس نر دارای اثرات ضـد دردی بیش تری نسبت به جنس ماده بوده اند. در این مطالعه، ما تأثیر هورمون های استروئیدی گنادال را بر بیان ژن girk2 ، افِکتور پس سیناپسی اصلی و مهم داروهای اپیوئیدی در سیستم عصبی مرکزی، بررسی نمودیم. مواد و روش ها: ا...
A kind of new multi-layer adsorbent including Tenax TA/multi-walled carbon nanotubes (MWCNTs)/Carboxen 564 was developed for collecting volatile organic compounds. The adsorption and desorption efficiencies of 11 kinds of adsorbents (including Activated charcoal, Tenax TA, Carboxen 564, Chromosorb 101, Chromosorb 102, Chromosorb 103, Chromosorb 105, Porapak Q, GDX 301, XAD-2, and MWCNTs) were c...
We consider three examples of weekly perturbed centers which do not have geometrical equivalence: a linear center, a degenerate center and a non-hamiltonian center. In each case the number and amplitude of the limit cycles emerging from the period annulus are calculated following the same strategy: we reduce of all of them to locally equivalent perturbed integrable systems of the form: dH(x, y)...
In this article we describe recent advances in imaging technologies that quantify the topography of the optic nerve head and retinal nerve fibre layer and their role in diagnosing glaucoma. These technologies include optical coherence tomography (OCT), scanning laser polarimetry (SLP, GDx) and confocal scanning laser ophthalmoscopy (CSLO, HRT). A review of recently published literature was carr...
The present study aims to utilize an Artificial Neural Network (ANN) to modeling the rainfallrunoff relationship in a catchment area located in a semiarid region of Iran. The paper illustrates the applications of the feed forward back propagation for the rainfall forecasting with various algorithms with performance of multi-layer perceptions. The monthly stream of Jarahi Watershed was analyzed ...
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