نتایج جستجو برای: unsaturated polymer
تعداد نتایج: 109327 فیلتر نتایج به سال:
The current study assesses critical condition of oil dispassion, considering the unsaturated soil condition dispersity behavior for oil dispersion. The numerical model is used as a finite element method to model the oil spill pollution with two different saturated and unsaturated soil conditions chosen and their pollution dispersion results compared. Extracted results from numerical model show ...
The current study assesses critical condition of oil dispassion, considering the unsaturated soil condition dispersity behavior for oil dispersion. The numerical model is used as a finite element method to model the oil spill pollution with two different saturated and unsaturated soil conditions chosen and their pollution dispersion results compared. Extracted results from numerical model show ...
In the fast-developing world, concern for environmental pollution and prevention of non- renewable non-biodegradable resources has attracted researchers seeking to develop new eco- friendly materials products based on sustainability principles. The fiber from natural sources provide indisputable advantages over synthetic reinforcement such as low cost, density, non-toxicity, comparable strength...
The plate of a pultruded fiber-reinforced polymer or fiber-reinforced plastic (FRP) profile produced via a pultrusion process is likely to undergo local buckling and cracking along the fiber direction under an external load. In this study, we constructed a pultruded glass-fiber-reinforced polymer-light wood composite (PGWC) profile to explore its mechanical performance. A rectangular cross-sect...
Fatty acids (FAs) are essential for cell survival, yet their overaccumulation causes lipotoxicity. To prevent lipotoxicity, cells store excess FAs as triglycerides (TGs). In cultured cells TG synthesis is activated by excess unsaturated but not saturated FAs. Here, we identify Ubxd8 as a sensor for unsaturated FAs and regulator of TG synthesis. In cultured cells depleted of FAs, Ubxd8 inhibits ...
The optical and surface-energy properties of polyethylene (PE) subjected to γ-irradiation post-radiation, high temperature, shear grinding are presented. Comparison the IR spectra initial γ-irradiated PE shows that oxygen-containing groups unsaturated bonds in polymer macromolecules formed accumulate during their radiolysis air, increasing with dose. A redistribution products radiation-chemical...
Statement of Purpose: Calcium phosphate cements are prepared by mixing calcium phosphate powder with a liquid component to form a paste that hardens over time via a dissolution-precipitation reaction. Thus, in addition to being osteoconductive and resorbable, these biomaterials have the advantageous property of being injectable. This property can be leveraged for castingbased approaches to scaf...
dietary factors are suggested to be involved in recent increases in the prevalence of asthma. the differences in dietary intake of 23 asthmatic and 317 non-asthmatic students were investigated, who were chosen by multistage stratified cluster sampling. the dietary data were assessed by food frequency questionnaire and a 24-h recall form. total calorie and fat intake were similar. daily intake o...
Cement manufacturing is currently responsible for one of the highest levels carbon dioxide (CO2) emissions and energy consumption in construction industry. Thus, use sustainable binder materials instead cement has become a worldwide issue. Previous studies have shown that polymers are reliable alternative to construction, while polymer concretes (PCs) seen as biggest conventional long term. In ...
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