Design of helical groove/hollow nanofibers via tri-fluid electrospinning

Electrospinning of multilevel structured micro/nanofibers have obtained considerable attention recently. In this study, inspired by the unique properties and functions of helical, groove and hollow structures in nature, we prepared a new type of multilevel structured nanofibers with helical and groo...

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Main Authors: Tienan Zhao, Yuansheng Zheng, Xiaomin Zhang, Defang Teng, Yuanqiang Xu, Yongchun Zeng
Format: Article
Language:English
Published: Elsevier 2021-07-01
Series:Materials & Design
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S0264127521002574
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author Tienan Zhao
Yuansheng Zheng
Xiaomin Zhang
Defang Teng
Yuanqiang Xu
Yongchun Zeng
author_facet Tienan Zhao
Yuansheng Zheng
Xiaomin Zhang
Defang Teng
Yuanqiang Xu
Yongchun Zeng
author_sort Tienan Zhao
collection DOAJ
description Electrospinning of multilevel structured micro/nanofibers have obtained considerable attention recently. In this study, inspired by the unique properties and functions of helical, groove and hollow structures in nature, we prepared a new type of multilevel structured nanofibers with helical and groove/hollow structures. Based on the fiber formation mechanism, a combination of cellulose acetate and other appropriate polymers were applied to generate helical groove/hollow nanofibers using a designed tri-fluid electrospinning system. By varying the capillary dispositions of the spinneret, the fibers with helical groove and helical hollow structures were obtained. To explore the forming process of the composite fibers, high speed photography was employed to record the Taylor cone and jet path under the spinnerets. By characterizing the morphologies and specific functions of the as-prepared nanofibers, the unique helical groove/hollow structure were generated and present good properties in wettability and mechanical behavior.
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spelling doaj.art-6f4e507f02324e6da46789283180787d2022-12-21T22:36:40ZengElsevierMaterials & Design0264-12752021-07-01205109705Design of helical groove/hollow nanofibers via tri-fluid electrospinningTienan Zhao0Yuansheng Zheng1Xiaomin Zhang2Defang Teng3Yuanqiang Xu4Yongchun Zeng5College of Textiles, Donghua University, Songjiang, Shanghai 201620, People’s Republic of ChinaSchool of Fashion Engineering, Shanghai University of Engineering Science, Shanghai 201620, People’s Republic of ChinaCollege of Textiles, Donghua University, Songjiang, Shanghai 201620, People’s Republic of ChinaCollege of Textiles, Donghua University, Songjiang, Shanghai 201620, People’s Republic of ChinaCollege of Textiles, Donghua University, Songjiang, Shanghai 201620, People’s Republic of ChinaCollege of Textiles, Donghua University, Songjiang, Shanghai 201620, People’s Republic of China; Corresponding author.Electrospinning of multilevel structured micro/nanofibers have obtained considerable attention recently. In this study, inspired by the unique properties and functions of helical, groove and hollow structures in nature, we prepared a new type of multilevel structured nanofibers with helical and groove/hollow structures. Based on the fiber formation mechanism, a combination of cellulose acetate and other appropriate polymers were applied to generate helical groove/hollow nanofibers using a designed tri-fluid electrospinning system. By varying the capillary dispositions of the spinneret, the fibers with helical groove and helical hollow structures were obtained. To explore the forming process of the composite fibers, high speed photography was employed to record the Taylor cone and jet path under the spinnerets. By characterizing the morphologies and specific functions of the as-prepared nanofibers, the unique helical groove/hollow structure were generated and present good properties in wettability and mechanical behavior.http://www.sciencedirect.com/science/article/pii/S0264127521002574HelicalGroove/hollowMulticomponent nanofibersTri-fluid electrospinningMultilevel structure
spellingShingle Tienan Zhao
Yuansheng Zheng
Xiaomin Zhang
Defang Teng
Yuanqiang Xu
Yongchun Zeng
Design of helical groove/hollow nanofibers via tri-fluid electrospinning
Materials & Design
Helical
Groove/hollow
Multicomponent nanofibers
Tri-fluid electrospinning
Multilevel structure
title Design of helical groove/hollow nanofibers via tri-fluid electrospinning
title_full Design of helical groove/hollow nanofibers via tri-fluid electrospinning
title_fullStr Design of helical groove/hollow nanofibers via tri-fluid electrospinning
title_full_unstemmed Design of helical groove/hollow nanofibers via tri-fluid electrospinning
title_short Design of helical groove/hollow nanofibers via tri-fluid electrospinning
title_sort design of helical groove hollow nanofibers via tri fluid electrospinning
topic Helical
Groove/hollow
Multicomponent nanofibers
Tri-fluid electrospinning
Multilevel structure
url http://www.sciencedirect.com/science/article/pii/S0264127521002574
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