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Mulberry paper-based graphene strain sensor for wearable electronics with high mechanical strength

  • Jeonbuk National University
  • Qingdao University
  • Jo Hyun Jin Hanji Research Center
  • Yeungnam University

Research output: Contribution to journalReview articlepeer-review

Abstract

Paper-based electronics is an emerging technology that is attracting attention for its high flexibility, ease of recycling/disposal, low manufacturing cost, and scalability. In this work, graphene flakes dispersion was coated on the mulberry papers through a simple Meyer-rod coating process. The characteristics of the mulberry paper-based graphene strain sensor (MPGSS) were systematically researched by investigating the electrical performance with strain, mechanical strength, flexibility, environmental stability, and degradability of the as-fabricated strain sensor. As a result, MPGSS exhibited suitable coating processability, a mechanical resistance of 1.13 MPa, a gauge factor of 3.82, durability over 1000 cycles of bending testing, and high scalability. In addition, its higher tear strength and degradability in nature was investigated in comparison with that of copy paper. Overall, the coated graphene sensor reinforced with mulberry paper holds great potential for next-generation wearable applications.

Original languageEnglish
Article number111697
JournalSensors and Actuators, A: Physical
Volume301
DOIs
StatePublished - 2020.01.1

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 9 - Industry, Innovation, and Infrastructure
    SDG 9 Industry, Innovation, and Infrastructure

Keywords

  • Environmentally friendly
  • Mechanical strength
  • Meyer-rod coating
  • Mulberry paper
  • Strain sensor

Quacquarelli Symonds(QS) Subject Topics

  • Materials Science
  • Engineering - Electrical & Electronic
  • Engineering - Petroleum
  • Physics & Astronomy

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