نتایج جستجو برای: electrospinning process

تعداد نتایج: 1315519  

Journal: :Bio-medical materials and engineering 2014
Xiao-Yan Li Chen-Jie Shi Deng-Guang Yu Yao-Zu Liao Xia Wang

This study investigates quercetin-loaded zein nanoribbons, which were fabricated using different types of electrospinning processes. Using ethanol aqueous solutions as sheath fluids, the widths of quercetin-loaded zein nanoribbons (D, nm) could be manipulated simply through the adjustment of water contents(C) in the sheath fluids according to an equation of D=958-8.01C(r=0.9977), as indicated b...

Journal: :علوم و تکنولوژی پلیمر 0
مهرداد خام فروش فرزاد دبیریان سروه ماجدی

anew and effective electrospinning method has been developed for producing aligned polymer nanofibers. the conventional electrospinning technique has been modified to fabricate nanofibers as uniaxially aligned array. the key to the success of this technique is the creation of a rotating jet by using a cylindrical collector in which the needle tip is located at its center. the unique advantage o...

Journal: :international journal of occupational hygiene 0
somayeh farhang dehghan department of occupational health engineering, school of public health, tehran university of medical sciences, tehran, iran farideh golbaaei department of occupational health engineering, school of public health, tehran university of medical sciences, tehran, iran bozorgmehr maddah department of chemistry, imam hossein university, tehran, iran rasoul yarahmadi department of occupational health, school of public health, iran university of medical sciences, tehran, iran asghar sedigh zadeh nuclear fusion research center, atomic energy organization, tehran, iran

original article   electrospun nanofibrous filter media have attracted considerable attention in the last decade. the present study aimed to develop the electrospun pan (polyacrylonitrile) filter media through experimental investigations for application in high-performance air filters. for this purpose, an experimental design was proposed to assess the effect of electrospinning process conditio...

2011
Michelle K. Leach Zhang-Qi Feng Samuel J. Tuck Joseph M. Corey

Electrospun nanofiber scaffolds have been shown to accelerate the maturation, improve the growth, and direct the migration of cells in vitro. Electrospinning is a process in which a charged polymer jet is collected on a grounded collector; a rapidly rotating collector results in aligned nanofibers while stationary collectors result in randomly oriented fiber mats. The polymer jet is formed when...

Journal: :Journal of Polymer Engineering 2023

Abstract Electrospinning is a contemporary and effective technique for producing fine fibers with diameters as small nanometers by using an electric field. These have numerous industrial applications, including filtration, sensors, composite materials, membranes. This study provides overview of the electrospinning process discusses few applications polyvinyl alcohol based electrospun nanofibers...

ایوبی, سامان, هاشم‌زاده, محمدصادق,

Background & Aims: Doxorubicin sold under the trade names Adriamycin is an anticancer drug that interferes with the growth and spread of cancer cells in the body. The purpose of this study was to produce nano-fibers, polyamide amine (PAMAM) containing Doxorubicin drug using electrospinning technique. Materials & Methods: This cross-sectional study was conducted in the Faculty of Pharmac...

Background and purpose: Studies showed that biocompatible and biodegradable materials in tissue engineering can be used to heal wounds. The aim of this study was to fabricate polyurethane/royal jelly/hyaluronic acid scaffold with suitable biological properties for wound healing using electrospinning method. Materials and methods: In this applied experimental study, to make a nanofiber scaffold...

Sedigheh Borhani

Electrospinning of nanofibers with cyclodextrin (CD) is attractive because the produced fibers can potentially increase the efficiency of nanofibrous membranes by facilitating the complex formation with organic compounds and high surface area of the nanofibers. In this work, polyacrylonitrile (PAN) nanofibers functionalized with β– cyclodextrin (βCD) during an electrospinning process were used ...

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