نتایج جستجو برای: functional membrane

تعداد نتایج: 940261  

Journal: :journal of membrane science and research 0
i.g. wenten department of chemical engineering, itb, jl. ganesha 10, bandung 40132, indonesia p.t.p aryanti department of chemical engineering, itb, jl. ganesha 10, bandung 40132, indonesia k. khoiruddin department of chemical engineering, itb, jl. ganesha 10, bandung 40132, indonesia a.n. hakim department of chemical engineering, itb, jl. ganesha 10, bandung 40132, indonesia n.f. himma department of chemical engineering, itb, jl. ganesha 10, bandung 40132, indonesia

the polysulfone-based membrane has been used in hemodialysis (hd) and it is continuously developed to maintain its sustainability on the subject of biocompatibility. during the polysulfone-based membrane development, several parameters should be considered to improve the membrane performances, such as excellent biocompatibility, appropriate ultrafiltration rate, and effective clearance of the t...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علوم بهزیستی و توانبخشی 1388

موضوع: پوکی استخوان به عنوان شایعترین بیماری متابولیک استخوان،یکی از عوامل مهم ایجاد کایفوز پشتی ستون فقرات و افزایش احتمال خطر سقوط است. استفاده از ارتزها یکی از روش های درمانی است که در خصوص ارزشمندی آنها برای بهبود تعادل اتفاق نظر وجود ندارد. هدف از انجام این مطالعه بررسی تاثیر ارتز وزنه دار کایفوز بر میزان خطر سقوط در زنان مبتلا به پوکی استخوان اولیه بود. روش بررسی: طی یک مطالعه کارآزمائ...

Abolfazel Faghihi Amrollah Roozbehi, Hamdollah Delaviz, Jamshid Mohamadi

Objective(s) Motor deficit and neuron degeneration is seen after nerve transection. The aim of this study is to determine whether a poled polyvinelidene fluoride (PVDF) tube with other supportive strategies can protect the neuronal morphology and motor function after sciatic nerve transaction in rats. Materials and Methods After transection of the left sciatic nerve in 60 male Wistar rats (2...

Journal: :Journal of Colloid and Interface Science 2021

The proton pump transmembrane protein bacteriorhodopsin was successfully incorporated into planar floating lipid bilayers in gel and fluid phases, by applying a detergent-mediated incorporation method. method optimized on single supported using quartz crystal microbalance, atomic force fluorescence microscopy techniques. Neutron X-ray reflectometry were used both with the aim of determining str...

پایان نامه :وزارت علوم، تحقیقات و فناوری - پژوهشگاه دانشهای بنیادی (مرکز تحقیقات فیزیک نظری و - پژوهشکده علوم نانو 1392

among the low–dimensional allotropes of carbon, nanotubes and graphene have attracted very much attention from nano–science and nanotechnology specialists. they have been proposed as building blocks in nanometer device engineering. however, these structures are not defect–free. in this thesis, we focused on defective carbon nanotubes and graphene, and studied the effect of couple of very common...

Journal: :Interfaces and Free Boundaries 2021

We consider a discrete-continuum model of biomembrane with embedded particles. While the membrane is represented by continuous surface, particles are described rigid discrete objects which free to move and rotate in lateral direction. For we linearized Canham-Helfrich energy functional height slope boundary conditions imposed on particle boundaries resulting coupled minimization problem for sha...

Esmaeili V Mirshahvaladi Sh Rezaei Topraggaleh T, Shahverdi AH

Background: Detection of sperm parameters based on conventional methods, immediately after thawing, have been revealed sperm capacity to in vivo and in vitro fertilization. But this evaluation is not fully reliable because of long journey of sperm during female genital tract to reach the oocyte and fertilize it. Therefore, analyzing postthawed sperm parameters after incubation is more beneficia...

Journal: :Inorganic Chemistry Communications 2022

• Post-synthetic modification of two-dimensional metal-organic framework. CuBDC-NH 2 nanosheet reacts with isocyanate-terminated polyurethane oligomer(PU). The /PU is conducted to prepare functional nanocomposite membrane. membrane shows over 93.0% removal rate for dye removal. Two-dimensional framework (2D MOF) becoming as an attractive type 2D materials. And (PSM) provides a powerful method m...

Journal: : 2023

A highly effective adsorbent comprised of the Graphene membrane was created using sonification method in this study. For all we know, resulting employed as an for transformer oil purification first time. The quality treated evaluated through several factors, such acid number TAN(mg KOH/g), color, breakdown voltage, and viscosity. results indicated that exceeded other commercial adsorbents terms...

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