Bipolar resistive-switching phenomena and resistive-switching mechanisms observed in zirconium nitride-based resistive-switching memory cells

Hee Dong Kim, Ho Myoung An, Yun Mo Sung, Hyunsik Im, Tae Geun Kim

    Research output: Contribution to journalArticlepeer-review

    24 Citations (Scopus)

    Abstract

    This paper reports bipolar resistive-switching (RS) characteristics and its mechanism observed from Pt/ZrN/Ti capacitors. This ZrN-based RS memory (RSM) shows excellent program/erase behavior under +3 V/10 ns and -3 V/10 ns with a high-to-low resistance ratio of > 104. The device also showed an endurance of > 109 cycles and a retention time of > 10 4s at 85 °C. The temperature-dependent studies of on/off states show that metallic conduction is responsible for on state, whereas semiconducting or insulating behaviors are clearly observed from off -state devices. These results show that ZrN-based RSM can be used as a promising RSM device.

    Original languageEnglish
    Article number6403533
    Pages (from-to)252-257
    Number of pages6
    JournalIEEE Transactions on Device and Materials Reliability
    Volume13
    Issue number1
    DOIs
    Publication statusPublished - 2013

    Keywords

    • Atomic force microscopy (AFM)
    • SCLC
    • ZrN
    • resistive switching (RS)

    ASJC Scopus subject areas

    • Electronic, Optical and Magnetic Materials
    • Safety, Risk, Reliability and Quality
    • Electrical and Electronic Engineering

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