نتایج جستجو برای: electrospun nanofibers

تعداد نتایج: 10724  

Journal: :International journal of pharmaceutics 2017
Zehra Irem Yildiz Asli Celebioglu Tamer Uyar

In this study, our aim was to develop solid drug-cyclodextrin inclusion complex system having nanofibrous morphology in order to have fast-dissolving property and enhanced water-solubility of poorly water-soluble drug. Here, we prepared a highly concentrated aqueous solution of inclusion complex between sulfisoxazole and sulfobutyl ether7-beta-cyclodextrin (SBE7-β-CD, Captisol®), and then, with...

2017
Hadi Taghavian Seyed-Omid Ranaei-Siadat Mohammad Reza Kalaee Saeedeh Mazinani

Here, we report the development of a new polyacrylamide (PAAm)/starch nanofibers' blend system and highlight its potential as substrate for efficient enzyme immobilization. PAAm was synthesized and blended with starch. The final blend was then electrospun into nanofibers. The response surface methodology was used to analyze the parameters that control nanofiber's diameter. Electrospun mat was t...

Journal: :The Analyst 2013
Xiaofang Su Jun Ren Xianwei Meng Xiangling Ren Fangqiong Tang

A novel biosensing platform was developed by combining the advantages of electrospun poly(vinyl alcohol) (PVA)/chitosan nanofibers and graphene oxides (GO). Glucose oxidase (GOD) was employed as a model enzyme. By co-electrospinning the solution of PVA, chitosan, GOD and GO, the PVA/chitosan/GOD/GO nanofibers were directly modified on the platinum (Pt) electrode. The UV-vis spectra and the FTIR...

2014
Thomas J. Macdonald Jie Xu Sait Elmas Yatin J. Mange William M. Skinner Haolan Xu Thomas Nann

p-type NiO nanofibers have been synthesized from a simple electrospinning and sintering procedure. For the first time, p-type nanofibers have been electrospun onto a conductive fluorine doped tin oxide (FTO) surface. The properties of the NiO nanofibers have been directly compared to that of bulk NiO nanopowder. We have observed a p-type photocurrent for a NiO photocathode fabricated on an FTO ...

2016
Guiru Sun Liqun Sun Haiming Xie Jia Liu

With global concerns about the shortage of fossil fuels and environmental issues, the development of efficient and clean energy storage devices has been drastically accelerated. Nanofibers are used widely for energy storage devices due to their high surface areas and porosities. Electrospinning is a versatile and efficient fabrication method for nanofibers. In this review, we mainly focus on th...

2017
Aya Hamed Nader Shehata Mohamed Elosairy

Electrospinning is an important, widely used process to generate nanofibers. However, there is still an open window for different designs of both spinneret and collector electrodes to be investigated. This paper introduces the impact of new design of conical spinneret electrode on the generated electrospun nanofibers. In this work, the conical feeder is used to generate electrospun Poly(vinyl a...

2013
Vito Fasano Alessandro Polini Giovanni Morello Maria Moffa Andrea Camposeo Dario Pisignano

Light-emitting electrospun nanofibers of poly[(9,9-dioctylfluorenyl-2,7-diyl)-co-( N,N '-diphenyl)- N,N '-di(p-butyl-oxy-phenyl)-1,4-diaminobenzene)] (PFO-PBAB) are produced by electrospinning under different experimental conditions. In particular, uniform fibers with average diameter of 180 nm are obtained by adding an organic salt to the electrospinning solution. The spectroscopic investigati...

2015
Sundaramurthy Jayaraman Vanchiappan Aravindan Mani Ulaganathan Wong Chui Ling Seeram Ramakrishna Srinivasan Madhavi

Prelithiated, electrospun α-Fe2O3 nanofibers display an exceptional cycleability when it is paired with commercial LiMn2O4 cathode in full-cell assembly. The performance of such α-Fe2O3 nanofibers is mainly due to the presence of unique morphology with porous structure, appropriate mass balance, and working potential. Also, synthesis technique cannot be ruled out for the performance.

2014
Jennifer Sims-Mourtada Rohina A Niamat Shani Samuel Chris Eskridge Eric B Kmiec

A small population of highly tumorigenic breast cancer cells has recently been identified. These cells, known as breast-cancer stem-like cells (BCSC), express markers similar to mammary stem cells, and are highly resistant to chemotherapy. Currently, study of BCSC is hampered by the inability to propagate these cells in tissue culture without inducing differentiation. Recently, it was reported ...

2012
Jianan Zhan Anirudha Singh Zhe Zhang Ling Huang Jennifer H. Elisseeff

Electrospun fibers based on aliphatic polyesters, such as poly(ε-caprolactone) (PCL), have been widely used in regenerative medicine and drug delivery applications due to their biocompatibility, low cost and ease of fabrication. However, these aliphatic polyester fibers are hydrophobic in nature, resulting in poor wettability, and they lack functional groups for decorating the scaffold with che...

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