Aqueous Dispersion of One-Dimensional van der Waals Material Mo6S3I6with the Charge Type of the Hydrophobic Dispersant Tail

Sudong Chae, Seungbae Oh, Kyung Hwan Choi, Jiho Jeon, Zhixiang Liu, Cong Wang, Changmo Lim, Xue Dong, Chaeheon Woo, Ghulam Asghar, Jongwha Chang, Md Nurunnabi, Joohoon Kang, Si Young Song, Hak Ki Yu, Jae Young Choi

Research output: Contribution to journalArticlepeer-review

10 Scopus citations

Abstract

Aqueous dispersion of van der Waals bonded one-dimensional materials Mo6S3I6 with hydrophobic surfaces has been studied. The surface charge of the dispersed Mo6S3I6 is controlled from negative to positive by the charge type of dispersant tail (anionic, SDS and NaDDBS; cationic, CTAB; nonionic, Poloxamer 407), and through this, it is possible to deposit the dispersed Mo6S3I6 in nanosized by electrophoretic deposition at a desired position. When a flexible device was manufactured by transferring Mo6S3I6, it was confirmed that electrical conductivity can be measured in 40% of elongation and more than 1000 times cyclic test.

Original languageEnglish
Pages (from-to)3992-3998
Number of pages7
JournalACS Applied Bio Materials
Volume3
Issue number7
DOIs
StatePublished - 20 Jul 2020
Externally publishedYes

Bibliographical note

Publisher Copyright:
Copyright © 2020 American Chemical Society.

Keywords

  • 1D van der Waals materials MoSI
  • aqueous dispersion
  • dispersant design
  • stretchable device
  • surface charge control

ASJC Scopus subject areas

  • Biomaterials
  • General Chemistry
  • Biomedical Engineering
  • Biochemistry, medical

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