نتایج جستجو برای: access and permeability

تعداد نتایج: 16861970  

Fardin Asadollahi Rouzbeh Dabiri,

Soil reinforcement can be considered as the combination of two parts. One part is soil for compressive stress capacity and another part is some material such as geosynthetics such as steel belts and fibers for tensile stress capacity. Soil improvement is one of the useful methods to increase the strength parameters of the soil. The main goal of this study is to evaluate the effects of GFRP on t...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید بهشتی - دانشکده علوم زمین 1387

چکیده ندارد.

Gholamreza Askari, Sara Abbasi Rad

The effect of dry material, glycerol and ratio of water to seed in alyssum homalocarpum films on their thickness, transparency, moisture content, tensile strength, elongation and water vapor permeability was investigated using mixture response surface methods. Dry material and glycerol were important factors influencing tensile strength, elongation and water vapor permeability. Ratio of water t...

The main purpose of this investigation is to study the effect of near miscible CO2 injection in different porous mediums on both lab and field scales. This effect can be traced by the change of two-phase gas-oil relative permeability curves. In this work, the experiments have been performed on three rock types (i.e. sandstone, dolomite, and artificial fractured sandstone) based on an incrementa...

Journal: :Chemistry 2013
Wen-Yen Huang Gemma-Louise Davies Jason J Davis

A low native membrane permeability and ineffective access to the cellular cytosol, together with aggressive proteolytic degradation, often severely hampers the practical application of any therapeutic protein or antibody. Through engineering the charging profile of mesoporous silica nanoparticles, cellular uptake and subsequent subcellular distribution can be controlled. We show herein that pro...

Journal: :journal of petroleum science and technology 2015
mohammad parvazdavani seyed mahdia motahhari vahid ansari

the main purpose of this investigation is to study the effect of near miscible co2 injection in different porous mediums on both lab and field scales. this effect can be traced by the change of two-phase gas-oil relative permeability curves. in this work, the experiments have been performed on three rock types (i.e. sandstone, dolomite, and artificial fractured sandstone) based on an incrementa...

2003
Don Hunter

INTRODUCTION Groundwater plays an important part in many regolith processes (chemical weathering, solute dispersion, etc.), but collecting groundwater data usually requires drilling that can be: a) expensive analyses for porosity, permeability, etc in addition to drilling costs; b) problematic rig availability and access to remote sites; c) under-sampled entire groundwater regimes characterised...

2014
Renliang Zhang Yousheng Xu Binghai Wen Nan Sheng Haiping Fang

The wetting properties of solid surfaces are significant in oil/gas and liquid displacement processes. It is difficult for hydrophobic fluids to permeate channels filled with hydrophilic particles and an aqueous phase, and this is thought to be the primary cause of low yields in low permeability reservoir operations. Using three-dimensional lattice Boltzmann simulations, we show that particles ...

Journal: :trauma monthly 0
mehrdad hosseinpour trauma research center, [ishin woiwwzwityovi}elmka}msciences, ir iran 983116255368, [email protected]; trauma research center, [ishin woiwwzwityovi}elmka}msciences, ir iran 983116255368, [email protected] hassan ehteram department of pathology, kashan university of medical sciences, ir iran maryam farhadi trauma research center, [ishin woiwwzwityovi}elmka}msciences, ir iran 983116255368, [email protected] samin behdad trauma research center, [ishin woiwwzwityovi}elmka}msciences, ir iran 983116255368, [email protected]

background the increase in intestinal permeability following damage to the intestinal mucosa in any surgical procedure, trauma or fasting is well- known. objectives our objective was to experimentally evaluate whether antioxidant consumption is associated with decreased intestinal damage in intestinal surgical procedures. materials and methods forty rabbits were used to compare the pathological...

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