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  • Xing, YiDonghua Univ, Peoples R China (author)

Integrated opposite charge grafting induced ionic-junction fiber

  • Article/chapterEnglish2023

Publisher, publication year, extent ...

  • NATURE PORTFOLIO,2023
  • electronicrdacarrier

Numbers

  • LIBRIS-ID:oai:DiVA.org:liu-196119
  • https://urn.kb.se/resolve?urn=urn:nbn:se:liu:diva-196119URI
  • https://doi.org/10.1038/s41467-023-37884-0DOI

Supplementary language notes

  • Language:English
  • Summary in:English

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  • Subject category:ref swepub-contenttype
  • Subject category:art swepub-publicationtype

Notes

  • Funding Agencies|National Natural Science Foundation of China [92163132]; Fundamental Research Funds for the Central Universities [2232020A-03, 2232021G-12]; NSFC [52173156]; Science and Technology Commission of Shanghai Municipality [20JC1414900, 19JC1410600, 21520710700]; National Key Laboratory Foundation of China [JCKYS2022LD7]; VINNOVA [2020-05223]; Fundamental Research Funds for the Central Universities and Graduate Student Innovation Fund of Donghua University [CUSF-DH-D-2022002]
  • The emergence of ionic-junction devices has attracted growing interests due to the potential of serving as signal transmission and translation media between electronic devices and biological systems using ions. Among them, fiber-shaped iontronics possesses a great advantage in implantable applications owing to the unique one-dimensional geometry. However, fabricating stable ionic-junction on curved surfaces remains a challenge. Here, we developed a polyelectrolyte based ionic-junction fiber via an integrated opposite charge grafting method capable of large-scale continuous fabrication. The ionic-junction fibers can be integrated into functions such as ionic diodes and ionic bipolar junction transistors, where rectification and switching of input signals are implemented. Moreover, synaptic functionality has also been demonstrated by utilizing the fiber memory capacitance. The connection between the ionic-junction fiber and sciatic nerves of the mouse simulating end-to-side anastomosis is further performed to realize effective nerve signal conduction, verifying the capability for next-generation artificial neural pathways in implantable bioelectronics. Ionic-junction devices are difficult to integrate with fiber-shaped tissues like nerves and muscles for applications in implantable bioelectronics due to their large size and bulk structure. Authors realize here easy to implant fiber-shaped iontronics through an integrated opposite charge grafting process, enabling the construction of ionic logic gates and artificial neural pathways.

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Added entries (persons, corporate bodies, meetings, titles ...)

  • Zhou, MingjieFudan Univ, Peoples R China (author)
  • Si, YueguangFudan Univ, Peoples R China (author)
  • Yang, ChiyuanLinköpings universitet,Laboratoriet för organisk elektronik,Tekniska fakulteten(Swepub:liu)chiya01 (author)
  • Feng, Liang-WenSichuan Univ, Peoples R China (author)
  • Wu, QilinDonghua Univ, Peoples R China (author)
  • Wang, FeiFudan Univ, Peoples R China (author)
  • Wang, XiaominFudan Univ, Peoples R China (author)
  • Huang, WeiUniv Elect Sci & Technol China, Peoples R China (author)
  • Cheng, YuhuaUniv Elect Sci & Technol China, Peoples R China (author)
  • Zhang, RuilinChinese Acad Sci, Peoples R China (author)
  • Duan, XiaozhengChinese Acad Sci, Peoples R China (author)
  • Liu, JunNatl Key Lab Electromagnet Environm Effects & Elet, Peoples R China (author)
  • Song, PingNatl Key Lab Electromagnet Environm Effects & Elet, Peoples R China (author)
  • Sun, HengdaDonghua Univ, Peoples R China (author)
  • Wang, HongzhiDonghua Univ, Peoples R China (author)
  • Zhang, JiayiFudan Univ, Peoples R China (author)
  • Jiang, SuFudan Univ, Peoples R China (author)
  • Zhu, MeifangDonghua Univ, Peoples R China (author)
  • Wang, GangDonghua Univ, Peoples R China (author)
  • Donghua Univ, Peoples R ChinaFudan Univ, Peoples R China (creator_code:org_t)

Related titles

  • In:Nature Communications: NATURE PORTFOLIO14:12041-1723

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