نتایج جستجو برای: nanofiber composite

تعداد نتایج: 125188  

Journal: :Data in Brief 2021

Carbon dot (CD) obtained via one-step hydrothermal carbonization was attached to cellulose nanofiber (CNF) physical blending and in-situ synthesis. The data represent the morphological, chemical optical differences of samples, according amount introducing method CD. morphological durability samples also shown. water treatment membrane performance analysed using methylene blue as a representativ...

Journal: :Nano letters 2012
Jonathan Spender Alexander L Demers Xinfeng Xie Amos E Cline M Alden Earle Lucas D Ellis David J Neivandt

Nanometer scale carbon fibers (carbon nanofibers) are of great interest to scientists and engineers in fields such as materials science, composite production, and energy storage due to their unique chemical, physical, and mechanical properties. Precursors currently used for production of carbon nanofibers are primarily from nonrenewable resources. Lignin is a renewable natural polymer existing ...

2013
Allahbakhsh Javid Simin Nasseri Alireza Mesdaghinia Amir hossein Mahvi Mahmood Alimohammadi Rouhollah Mehdinavaz Aghdam Noshin Rastkari

The presence of pharmaceutical compounds in water and soil has become an environmental concern. The aim of this study was to evaluate the performance of TiO2 nanofiber in the oxidation of the antibiotic tetracycline. TiO2 nanofiber was fabricated by electro-spinning method, and then was calcined at 560°C for 2 h. Central composite design (CCD) statistic model was used to optimize tetracycline c...

2007
J. BARRY ANDREWS UDAY K. VAIDYA

Fiber-reinforced polymer composites (FRCs) have shown great promise as high strength structural materials due to their high stiffness to weight ratio and their ease in processing. They have found extensive use in aerospace, automotive, construction, and recreational equipment material applications. Research in polymer-based nanocomposites (PNCs) has shown explosive growth in the past decade wit...

2009
Zheng-Ming Huang

This paper focuses on application of co-axial electrospinning technique to the development of nanofiber reinforced transparent composites. Investigations have been done on fabrication and functionalization of the transparent composites with improved mechanical properties, thermal properties and shielding ability for ultraviolet radiations. In the fabrication, PMMA, a polymer with excellent visi...

2016
Chen-wen Li Qing Wang Jing Li Min Hu San-jun Shi Zi-wei Li Guo-lin Wu Huan-huan Cui Yuan-yuan Li Qian Zhang Xiu-heng Yu Lai-chun Lu

Wound healing occupies a remarkable place in everyday pathology and remains a challenging clinical problem. In our previous study, we prepared a silver nanoparticle/chitosan oligosaccharide/poly(vinyl alcohol) (PVA/COS-AgNPs) nanofiber via electrospinning and revealed that it could promote wound healing; however, the healing mechanism remained unknown. Therefore, we aimed to clarify the mechani...

2012
Shu-Gen Wang Xin Jiang Peng-Cheng Chen An-Guo Yu Xiao-Jun Huang

A core/sheath nanofiber membrane with poly[bis(p-methylphenoxy)]phospha-zene (PMPPh) as the sheath and easily spinnable polyacrylonitrile (PAN) as the core was prepared via a coaxial electrospinning process. Field-emission scanning electron microscopy and transmission electron microscopy were used to characterize the morphology of the nanofiber membrane. It was found that the concentration of t...

2016
Yi-Jun Pan Jia-Horng Lin Kun-Chien Chiang Philippe Lambin

Twisted stainless steel wires are used as wire electrodes for electrospinning the polyvinyl alcohol (PVA)/zinc citrate nanofiber mats. The morphology and diameter of the nanofibers in PVA/zinc citrate nanofiber mats are evaluated. We measured the antibacterial efficacy against Staphylococcus aureus (S. aureus) and Escherichia coli (E. coli) of the nanofiber mats. We also examined the cell adhes...

2014
Matt Gibson Vince Beachley Jeannine Coburn Pierre Alain Bandinelli Hai-Quan Mao Jennifer Elisseeff

Biomaterials derived from the decellularization of mature tissues retain biological and architectural features that profoundly influence cellular activity. However, the clinical utility of such materials remains limited as the shape and physical properties are difficult to control. In contrast, scaffolds based on synthetic polymers can be engineered to exhibit specific physical properties, yet ...

Journal: :Optics letters 2013
Mark Sadgrove Ramachandrarao Yalla Kali P Nayak Kohzo Hakuta

We implemented a photonic crystal nanofiber device by reversibly combining an optical nanofiber and a nanofabricated grating. Using the finite-difference time-domain method, we designed the system for minimal optical loss while tailoring the resonant wavelength and bandwidth of the device. Experimentally, we demonstrated that the combined system shows a strong photonic stop band in good agreeme...

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