Al1.3Sb3Te material for phase change memory application

  • Cheng Peng*
  • , Zhitang Song
  • , Feng Rao
  • , Liangcai Wu
  • , Min Zhu
  • , Hongjia Song
  • , Bo Liu
  • , Xilin Zhou
  • , Dongning Yao
  • , Pingxiong Yang
  • , Junhao Chu
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

59 Scopus citations

Abstract

Comparing with Ge2Sb2Te5, Al 1.3Sb3Te is proved to be a promising candidate for phase-change memory use because of its higher crystallization temperature (∼210 °C), larger crystallization activation energy (3.32 eV), and better data retention ability (124 °C for 10 yr). Furthermore, Al 1.3Sb3Te shows fast phase change speed and crystallizes into a uniformly embedded crystal structure. As short as 10 ns width, voltage pulse can realize reversible operations for Al1.3Sb3Te based phase-change memory cell. Moreover, phase-change memory cell based on Al1.3Sb3Te material also has good endurance (∼2.5 × 104 cycles) and an enough resistance ratio of ∼10 2.

Original languageEnglish
Article number043105
JournalApplied Physics Letters
Volume99
Issue number4
DOIs
StatePublished - 25 Jul 2011

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