Micro/nanometer-scale fiber with highly ordered structures by mimicking the spinning process of silkworm

  • Su Kyoung Chae
  • , Edward Kang
  • , Ali Khademhosseini
  • , Sang Hoon Lee*
  • *Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    97 Citations (Scopus)

    Abstract

    A new method for the microfluidic spinning of ultrathin fibers with highly ordered structures is proposed by mimicking the spinning mechanism of silkworms. The self-aggregation is driven by dipole-dipole attractions between polar polymers upon contact with a low-polarity solvent to form fibers with nanostrands. The induction of Kelvin-Helmholtz instabilities at the dehydrating interface between two miscible fluids generates multi-scale fibers in a single microchannel.

    Original languageEnglish
    Pages (from-to)3071-3078
    Number of pages8
    JournalAdvanced Materials
    Volume25
    Issue number22
    DOIs
    Publication statusPublished - 2013 Jun 11

    Keywords

    • alginate
    • microfluidics
    • polymer fiber
    • tissue engineering

    ASJC Scopus subject areas

    • General Materials Science
    • Mechanics of Materials
    • Mechanical Engineering

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