نتایج جستجو برای: electrospinning

تعداد نتایج: 3963  

Journal: :علوم و تکنولوژی پلیمر 0
مهدی صدرجهانی سید عبدالکریم حسینی راوندی فرزاد دبیریان

amodified technique is designed to prepare aligned nanofibers to challenge the existing limitations in collecting methods of nanofibers such as, thickness of collected layer, alignment and productivity of nanofibers. collecting and simultaneously heating of the aligned nanofibers were carried out by using a rotating drum fixed on top of syringe needles and applying hot air flow. this electrospi...

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...

2010
Grignard Bruno

Hydrophobic surfaces have found great interest in environment resist coating, antifouling marine structures and low friction devices whereas superhydrophobic materials, with contact angle higher than 150° [1], are of special interest in self-cleaning surfaces and stain resistant textiles. (Super)hydrophobicity is a key property that depends on both the surface chemistry and surface roughness. N...

Journal: :Advanced Energy Materials 2021

In article number 2000845 Yuming Chen, Ziqiang Wang, Qinghua Jing Yang, Ju Li, Yiu-Wing Mai and co-workers review electrospinning-based strategies for battery materials. The combination of electrospinning techniques with other materials processing is a powerful synthesis strategy that can tailor the structural compositional features electrode energy storage applications. synthesized nanomateria...

Chitosan based nanofibers containing carbon nanotubes were applied on AZ31 magnesium alloy via electrospinning. The magnesium substrate was initially anodized in a NaOH solution in order to improve the adhesion between the coating and substrate. Electrospinning parameters were optimized and homogenous nanofibers composite coatings were produced. Addition of carbon nanotubes reduced the size of ...

2012
Didem Rodoplu Mehmet Mutlu

To improve the performance of mass sensitive biosensors, the surface of a piezoelectric quartz crystal transducer, is expanded by employing electrospun nanofibers to its surface. This work describes the effect of vertical horizontal electrospinning setups and electrospinning parameters on fiber morphology. The research objective was to obtain finer and non-beaded fiber morphologies, via control...

Journal: :modares journal of medical sciences: pathobiology 2009
mohammad ali shokrgozar fatemeh mottaghitalab vahid mottaghitalab mehdi farrokhi ali eslamifar

objective: tissue engineering is an (interdisciplinary field that applies polymeric scaffolds to control tissue formation in three-dinemtion (3d). the scaffold provides the microenvironment (synthetic temporary extracellular matrix) for regenerative cells, supporting cell attachment, proliferation, differentiation, and neo tissue genesis due to their suitable chemical, physical and biological s...

Journal: :modares journal of medical sciences: pathobiology 2010
fatemeh mottaghitalab vahid mottaghitalab mehdi farokhi nasim amiralian ali eslamifar

objective: nowadays, as the field of neural tissue engineering advances, the fabrication and application of combined structures open a new window of research for the regeneration of nervous system injuries. in this study, chitosan/poly(vinyl alcohol)-carbon nanotube nanocomposites has been exploited as scaffolds. materials and methods: electrospinning was used to fabricate chitosan/poly(vinyl ...

Journal: :journal of nanostructures 2012
h. a. khorami m. keyanpour-rad a. eghbali m. r. vaezi

this paper reports the synthesis of polypyrrole coated sno2/znoelectrospunnanofibers via vapor phase polymerization method. in order to prepare one dimensional (sno2-zno)/polypyrrole with the core sheath structure, first sno2-zno composite nanofibers were synthesized via electrospinning method followed by adsorption of fe3+ on the surface of the sno2-zno nanofibers and finally pyrrole was polym...

2008
Guoqing Chang Xuefeng Zhu Lan Xu Yue Wu Jian-Yong Yu Ji-Huan He

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