نتایج جستجو برای: electrospun nanofibers

تعداد نتایج: 10724  

Journal: :Colloids and surfaces. B, Biointerfaces 2014
M Fatih Canbolat Asli Celebioglu Tamer Uyar

In this study, we select naproxen (NAP) as a reference drug and electrospun poly (ɛ-caprolactone) (PCL) nanofibers as a fibrous matrix for our drug-delivery system. NAP was complexed with beta-cyclodextrin (βCD) to form inclusion complex (NAP-βCD-IC) and then NAP-βCD-IC was incorporated into PCL nanofibers via electrospinning. The incorporation of NAP without CD-IC into electrospun PCL was also...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2014
yadolah ganjkhanlou abdolmajid bayandori moghaddam samanesadat hosseini tayebe nazari akbar gazmeh

in this work, cofe2o4 nanoparticles have been prepared by co-precipitation technique. the synthesized cofe2o4 nanoparticles were applied in the preparation of cofe2o4/polyacrylonitrile fiber nanocomposites by the electrospinning process. the prepared nanoparticles and nanofibers were characterized using the scanning electron microscopy (sem) and x-ray diffraction methods. the results manifested...

2014
Slgirim Lee Gyuhyung Jin Jae-Hyung Jang

The integration of gene delivery technologies with electrospun nanofibers is a versatile strategy to increase the potential of gene therapy as a key platform technology that can be readily utilized for numerous biomedical applications, including cancer therapy, stem cell therapy, and tissue engineering. As a spatial template for gene delivery, electrospun nanofibers possess highly advantageous ...

2012
N A M Barakat H Y Kim

In this study, effect of sliver-doping on the crystal structure, the nanofibrous morphology and the photocatalytic activity of titanium oxide nanofibers have been investigated. Silver-doped TiO2 nanofibers having different silver contents were prepared by calcination of electrospun nanofiber mats consisting of silver nitrate, titanium isopropoxide and poly(vinyl acetate) at 600 C. The results a...

Journal: Nanomedicine Journal 2017

Nowadays, polymer nanofibers have gained attention due to remarkable characteristics such as high porosity and large surface area to volume ratio. Among their fabrication methods, electrospinning technique has been attracted as a simple and reproducible approach. It is a versatile, simple and cost-effective technique for the production of continuous nanofibers with acceptable characteristics su...

Journal: :journal of nanostructures 2012
b. naderizadeh a. moghimi m. shahi

electrospinning was applied to nitrocellulose (nc) solutions  in dmf, dmso  and  ethyl  methyl  keton  to  obtain  nc  nanofibers. electrospraying  process  was  observed  when  dmf  was  used  as solvent.  in  comparison  to nc/dmf, nc/dmso  solution  resulted  in the  formation  of  a  coating  film  as  indicate  by  sem.  two  different electrospun  nanofibers,  smooth  nanofibers  with  90...

ژورنال: مجله پژوهش سلامت 2016

Introduction: Tissue engineering approach using the combination of stem cells and nanofibrous scaffolds has attracted the interest of research community for regeneration applications. Materials and Methods: In this study, PANi/PCL/Gel composite nanofibrous scaffold was fabricated by electrospinning. Plasma treatment technique was used for the surface modification of nanofibers. Contact angle...

2014
Fatemeh Ajalloueian Hossein Tavanai Jöns Hilborn Olivier Donzel-Gargand Klaus Leifer Abeni Wickham Ayyoob Arpanaei

Novel nanofibers from blends of polylactic-co-glycolic acid (PLGA) and chitosan have been produced through an emulsion electrospinning process. The spinning solution employed polyvinyl alcohol (PVA) as the emulsifier. PVA was extracted from the electrospun nanofibers, resulting in a final scaffold consisting of a blend of PLGA and chitosan. The fraction of chitosan in the final electrospun mat ...

Journal: :Journal of nanoscience and nanotechnology 2010
Jianjun Miao Minoru Miyauchi Trevor J Simmons Jonathan S Dordick Robert J Linhardt

Electrospinning of nanomaterial composites are gaining increased interest in the fabrication of electronic components and devices. Performance improvement of electrospun components results from the unique properties associated with nanometer-scaled features, high specific surface areas, and light-weight designs. Electrospun nanofiber membrane-containing polymer electrolytes show improved ionic ...

2017
Eleni Sapountzi Mohamed Braiek Jean-Francois Châteaux Nicole Jaffrezic-Renault Florence Lagarde

Electrospinning has emerged as a very powerful method combining efficiency, versatility and low cost to elaborate scalable ordered and complex nanofibrous assemblies from a rich variety of polymers. Electrospun nanofibers have demonstrated high potential for a wide spectrum of applications, including drug delivery, tissue engineering, energy conversion and storage, or physical and chemical sens...

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