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Effect of Cu insertion layer between top electrode and switching layer on resistive switching characteristics

  • Sunghun Jung
  • , Jeong Hoon Oh
  • , Kyung Chang Ryoo
  • , Sungjun Kim
  • , Jong Ho Lee
  • , Hyungcheol Shin
  • , Byung Gook Park

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

By inserting copper (Cu) metal layer between platinum (Pt) and titanium dioxide (TiO 2), we have observed both unipolar and bipolar resistive switching characteristics in Pt/Cu/TiO 2/Pt stacked RRAM cell. In order to analyze the conduction mechanism, we have conducted I-V fitting. And based on measurement results of bias polarity dependency, we have found that copper plays a role as oxygen reservoir. It can explain redox mechanism in bipolar resistive switching cell.

Original languageEnglish
Title of host publication2012 IEEE Silicon Nanoelectronics Workshop, SNW 2012
DOIs
StatePublished - 2012
Event2012 17th IEEE Silicon Nanoelectronics Workshop, SNW 2012 - Honolulu, HI, United States
Duration: 10 Jun 201211 Jun 2012

Publication series

Name2012 IEEE Silicon Nanoelectronics Workshop, SNW 2012

Conference

Conference2012 17th IEEE Silicon Nanoelectronics Workshop, SNW 2012
Country/TerritoryUnited States
CityHonolulu, HI
Period10/06/1211/06/12

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