Brush-painting and photonical sintering of copper and silver inks on cotton fabric to form antennas for wearable ultra-high-frequency radio-frequency identification tags

Jun Liu, Jianhua Wang, Johanna Virkki, Toni Björninen, Lauri Sydänheimo, Lianglun Cheng, Leena Ukkonen

    Research output: Contribution to journalArticleScientificpeer-review

    8 Citations (Scopus)

    Abstract

    Additive deposition of inks with metallic inclusions provides compelling means to embed electronics into clothing in a seamless way. We present a simple single-step brush-painting method for depositing copper and silver inks directly on ordinary cotton fabric and discuss the optimization of the photonical sintering of both materials. For the first time, we demonstrate the deposition and sintering of copper oxide ink on fabric achieving high electrical conductivity suitable for radio-frequency electronics. The results from wireless testing confirmed that the radio-frequency identification tags based on the copper and silver ink antennas were readable from 6 and 10 m, respectively.
    Original languageEnglish
    Pages (from-to)1616-1624
    JournalTextile Research Journal
    Volume86
    Issue number15
    Early online date2015
    DOIs
    Publication statusPublished - 2016
    Publication typeA1 Journal article-refereed

    Publication forum classification

    • Publication forum level 1

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