Existence of Resistive Switching Memory and Negative Differential Resistance State in Self-Colored MoS2/ZnO Heterojunction Devices

  • Mayameen S. Kadhim
  • , Feng Yang
  • , Bai Sun
  • , Wentao Hou
  • , Haixia Peng
  • , Yunming Hou
  • , Yongfang Jia
  • , Ling Yuan
  • , Yanmei Yu
  • , Yong Zhao

Research output: Contribution to journalArticlepeer-review

62 Scopus citations

Abstract

A resistive switching random access memory (RRAM) has occupied great scientific and industrial interest for next-generation data storage technology because of its advantages of nonvolatile behavior, low power consumption, high density, rapid writing/erasing speed, and simple operating system. In this work, the wide spectrum with self-colored ZnO layers on the Ti foil is obtained by varying the sputtering time, and the colors of these ZnO films can be tuned by a MoS2 layer covering. Further, an existence of resistive switching (RS) memory and negative differential resistance (NDR) state in MoS2/ZnO heterojunction devices was demonstrated, in which the bright yellow Ag/MoS2/ZnO/Ti device shows the best performance with long time endurance. This work opens up an opportunity for exploration of the multifunctional components in future electronic applications.

Original languageEnglish
Pages (from-to)318-324
Number of pages7
JournalACS Applied Electronic Materials
Volume1
Issue number3
DOIs
StatePublished - 26 Mar 2019
Externally publishedYes

Keywords

  • heterojunction
  • memory device
  • negative differential resistance
  • resistive switching
  • self-colored

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