نتایج جستجو برای: blend nanofiber

تعداد نتایج: 16309  

2017
Jeongyim Shin Junghoon Yang Chernov Sergey Min‐Sang Song Yong‐Mook Kang

Fast lithium ion and electron transport inside electrode materials are essential to realize its superb electrochemical performances for lithium rechargeable batteries. Herein, a distinctive structure of cathode material is proposed, which can simultaneously satisfy these requirements. Nanosized Li3V2(PO4)3 (LVP) particles can be successfully grown up on the carbon nanofiber via electrospinning ...

Journal: :Nanomedicine : nanotechnology, biology, and medicine 2012
Dhan B Khadka Donald T Haynie

UNLABELLED Electrospun fibers are being studied and developed because they hold considerable promise for realizing some advantages of nanostructured materials. The fibers can be made of biocompatible and biodegradable polymers. Electrospinning has therefore attracted interest in biotechnology and medicine, and there has been rapid growth in this area in recent years. This review presents an int...

2012
S. Sahoo S. Dhibar C. K. Das

A porous nanocomposite based on polypyrrole (PPy) and sodium alginate (SA) has been synthesized by easy, inexpensive, eco-friendly method. As prepared nanocomposite showed fibrillar morphology in transmission electron microscopic (TEM) analysis. The average diameter of ~100 nm for the nanofibers was observed from scanning electron microscopic (SEM) analysis. As prepared nanofiber, was investiga...

2017
N. Abdullah S. K. Kamarudin L. K. Shyuan N. A. Karim

Platinum (Pt) is the common catalyst used in a direct methanol fuel cell (DMFC). However, Pt can lead towards catalyst poisoning by carbonaceous species, thus reduces the performance of DMFC. Thus, this study focuses on the fabrication of a new composite TiO2 carbon nanofiber anodic catalyst support for direct methanol fuel cells (DMFCs) via electrospinning technique. The distance between the t...

Journal: :Nano letters 2010
Mohammad Reza Badrossamay Holly Alice McIlwee Josue A Goss Kevin Kit Parker

High-voltage electrical fields and low production rate limit electrospinning, the electrical charging of polymer liquids, as a means of nanofiber fabrication. Here, we show a facile method of fabrication of aligned three-dimensional nanofiber structures by utilizing high-speed, rotating polymer solution jets to extrude fibers. Termed rotary jet-spinning, fiber morphology, diameter, and web poro...

2017
Maximilian Ottosson Albin Jakobsson Fredrik Johansson

Nanofiber meshes holds great promise in wound healing applications by mimicking the topography of extracellular matrix, hence providing guidance for crucial cells involved in the regenerative processes. Here we explored the influence of nanofiber alignment on fibroblast behavior in a novel in vitro wound model. The model included electrospun poly-ε-caprolactone scaffolds with different nanofibe...

2017
Sukhwinder K. Bhullar Harpal S. Buttar

Based on their antiseptic and anti-inflammatory properties, plant-derived remedies and herbal products have been used since ancient times for wound and burn cure as well as for treating chronic skin diseases like dermatitis and eczema. Biocompatible and biodegradable polymer nanofiber devices are currently fabricated using sophisticated engineering techniques. Such nanofiber structures have pro...

2015
Michele Greque de Morais Christopher Stillings Roland Dersch Markus Rudisile Patrícia Pranke Jorge Alberto Vieira Costa Joachim Wendorff

Electrospun nanofibers composed of polymers have been extensively researched because of their scientific and technical applications. Commercially available polyhydroxybutyrate (PHB) and polyhydroxybutyrate-co-valerate (PHB-HV) copolymers are good choices for such nanofibers. We used a highly integrated method, by adjusting the properties of the spinning solutions, where the cyanophyte Arthrospi...

Journal: :Journal of Thermal Analysis and Calorimetry 2022

Abstract Nowadays, continuous development of soft-electronics and wearable devices opens to the needs stretchable flexible materials able interface with human body. In this scenario, biopolymers are particularly intriguing given their biocompatibility biodegradability. For application in specific field material requires several properties such as biological mechanical performance thermal stabil...

2015
Meltem Yanilmaz

Electrospun nanofiber membranes have been extensively studied as separators in Li-ion batteries due to their large porosity, unique pore structure, and high electrolyte uptake. However, the electrospinning process has some serious drawbacks, such as low spinning rate and high production cost. The centrifugal spinning technique can be used as a fast, cost-effective and safe technique to fabricat...

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