نتایج جستجو برای: micro parameters

تعداد نتایج: 686410  

2014
A. A. GHAEMI

Iran is a large producer of agricultural products. Irrigation water resources are limited and the water use efficiency is low. The micro irrigation system (MIS) is a versatile management tool that can increase water productivity. Although micro irrigation has a lot of advantages, some of its disadvantages are its difficult and time-consuming design. Economical analysis of the design is one of t...

Journal: :Journal of biomedical optics 2008
Christian D Klose Alexander D Klose Uwe Netz Juergen Beuthan Andreas H Hielscher

This research study explores the combined use of more than one parameter derived from optical tomographic images to increase diagnostic accuracy which is measured in terms of sensitivity and specificity. Parameters considered include, for example, smallest or largest absorption or scattering coefficients or the ratios thereof in an image region of interest. These parameters have been used indiv...

Precision of nano-metric operations is an important issue in nano-engineering studies. Several operative parameters might affect the quality of results. The parameters of the nano world are significant but not entirely controllable. However, the geometrical and mechanical properties of micro cantilevers are completely controllable. So, controlling the sensitivity of resulting image through t la...

2014
Kishore Raja

There is a huge increase in design of various wireless antennas for daily and commercial use. They are designed with various specifications. After deeply analyzing the comparisons, this paper is a result of comparison of two designs, namely micro strip patch antenna at 2.4GHZ using EZNEC and another micro strip patch antenna at 10.65GHZ using ADS. This comparison differentiates the results base...

تنیده , نادر, جولازاده , طلا, حکمت , فرزانه, دبیدی روشن , ولی اله,

Background and purpose: Osteoporotic fractures are much more common in older post-menopausal women and account for significant morbidity and mortality. Although age is an independent risk factor for fractures, bone micro-architecture is the predictor of subsequent fractures. Adequate calcium and Weight-bearing exercise are known to affect skeletal development, however, the effects of calcium su...

Journal: :international journal of advanced design and manufacturing technology 0
shahriyar kournavand behnam motakef imani

the micro milling operation is one of the manufacturing processes, which can produce 3d parts in the range of less than a millimetre. miniaturization of components results in increasing the ratio of surface area to volume of components, which in turn increases the role of surface on the component performance. therefore, anticipating the relationship between micro milling parameters and surface ...

Journal: :cell journal 0
chiranjib chakraborty bidyut mallick ashish ranjan sharma garima sharma supriya jagga c george priya doss

objective: druggability of a target protein depends on the interacting micro-environment between the target protein and drugs. therefore, a precise knowledge of the interacting micro-environment between the target protein and drugs is requisite for drug discovery process. to understand such micro-environment, we performed in silico interaction analysis between a human target protein, dipeptidyl...

Journal: :Biomicrofluidics 2010
Nam-Trung Nguyen

This review presents a systematic perspective on the development of micro-optofluidic lenses. The progress on the development of micro-optofluidic lenses are illustrated by example from recent literature. The advantage of micro-optofluidic lenses over solid lens systems is their tunability without the use of large actuators such as servo motors. Depending on the relative orientation of light pa...

2013
Jung-Ting Ho Jay Wu Heng-Li Huang Michael YC Chen Lih-Jyh Fuh Jui-Ting Hsu

OBJECTIVE This study compared the adequacy of dental cone beam computed tomography (CBCT) and micro computed tomography (micro-CT) in evaluating the structural parameters of trabecular bones. METHODS The cellular synthetic bones in 4 density groups (Groups 1-4: 0.12, 0.16, 0.20, and 0.32 g/cm3) were used in this study. Each group comprised 8 experimental specimens that were approximately 1 cm...

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