نتایج جستجو برای: nanofibrous composite

تعداد نتایج: 123171  

2014
Hwan Hee Oh Young-Gwang Ko Hiroshi Uyama Won Ho Park Donghwan Cho Oh Hyeong Kwon

Rapid cell growth and rapid recovery of intact cultured cells are an invaluable technique to maintain the biological functions and viability of cells. To achieve this goal, thermoresponsive polystyrene (PS) nanofibrous mat was fabricated by electrospinning of PS solution, followed by the graft polymerization of thermoresponsive poly(N-isopropylacrylamide)(PIPAAm) on PS nanofibrous mats. Image a...

Journal: :Carbohydrate polymers 2014
Farah Hanani Zulkifli Fathima Shahitha Jahir Hussain Mohammad Syaiful Bahari Abdull Rasad Mashitah Mohd Yusoff

In this study, a novel fibrous membrane of hydroxyethyl cellulose (HEC)/poly(vinyl alcohol) blend was successfully fabricated by electrospinning technique and characterized. The concentration of HEC (5%) with PVA (15%) was optimized, blended in different ratios (30-50%) and electrospun to get smooth nanofibers. Nanofibrous membranes were made water insoluble by chemically cross-linking by gluta...

Journal: :Water research 2013
Siew Siang Lee Hongwei Bai Zhaoyang Liu Darren Delai Sun

It is still a challenge to photocatalytically cogenerate clean water and energy from dye wastewater owing to the relatively low photocatalytic efficiency of photocatalysts. In this study, novel-structured TiO2/CuO composite nanofibers were successfully fabricated via facile electrospinning. For the first time, the TiO2/CuO composite nanofibers demonstrated multifunctional ability for concurrent...

2017
Radhika K. Poduval Sacha Noimark Richard J. Colchester Thomas J. Macdonald Ivan P. Parkin Adrien E. Desjardins Ioannis Papakonstantinou

All-optical ultrasound transducers are promising for imaging applications in minimally invasive surgery. In these devices, ultrasound is transmitted and received through laser modulation, and they can be readily miniaturized using optical fibers for light delivery. Here, we report optical ultrasound transmitters fabricated by electrospinning an absorbing polymer composite directly onto the end-...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2007
Craig K Hashi Yiqian Zhu Guo-Yuan Yang William L Young Benjamin S Hsiao Karin Wang Benjamin Chu Song Li

Nanostructured biomaterials have tremendous potential for tissue engineering. However, the performance and integration of the nanomaterials in vivo are not well understood. A challenge in vascular tissue engineering is to develop optimal scaffolds and establish expandable cell sources for the construction of tissue-engineered vascular grafts that are nonthrombogenic and have long-term patency. ...

2015
Jian-feng Pan Ning-hua Liu Lin-yuan Shu Hui Sun

BACKGROUND Electrospinning is an easy and effective technique to produce submicron fibers possessing a range of attractive characteristics such as interconnected porous structures similar to natural ECM and good resilience to movement. Rapid and efficient cell attachment to nanofibrous matrices is a necessary prerequisite in tissue engineering. Thus, the aim of this study is to evaluate poly(ε-...

2015
Beom Su Kim Ko Eun Park Min Hee Kim Hyung Keun You Jun Lee Won Ho Park

The broad application of electrospun nanofibrous scaffolds in tissue engineering is limited by their small pore size, which has a negative influence on cell migration. This disadvantage could be significantly improved through the combination of nano- and microfibrous structure. To accomplish this, different nano/microfibrous scaffolds were produced by hybrid electrospinning, combining solution ...

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