Printed WORM Memory on a Flexible Substrate Based on Rapid Electrical Sintering of Nanoparticles

Jaakko Leppäniemi, Mikko Aronniemi, Tomi Mattila, Ari Alastalo, Mark Allen, Heikki Seppä

    Research output: Contribution to journalArticleScientificpeer-review

    26 Citations (Scopus)

    Abstract

    Fully printed low-voltage programmable resistive write-once-read-many (WORM) memory on a flexible substrate is investigated. The memory concept is demonstrated using inkjet-printed silver nanoparticle structures on a photopaper. The initial high-resistance state "0" is written into the low-resistance state "1" using rapid electrical sintering. A key advantage is low writing power and energy. The long-term stability of the initial nonsintered state is found to require special attention to obtain a sufficient shelf storage time. The memory design offers potential for high-throughput roll-to-roll production.

    Original languageEnglish
    Pages (from-to)151-159
    Number of pages9
    JournalIEEE Transactions on Electron Devices
    Volume58
    Issue number1
    DOIs
    Publication statusPublished - Jan 2011
    MoE publication typeA1 Journal article-refereed

    Keywords

    • Electrical sintering
    • low-voltage programmable memory
    • nanoparticles
    • printed memory
    • write-once memory
    • DEVICES
    • FILMS

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