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Article
Resistance State Locking in CBRAM Cells Due to Displacement Damage Effects
IEEE Transactions on Nuclear Science
  • M. Mitkova, Boise State University
Document Type
Article
Publication Date
8-1-2017
DOI
http://dx.doi.org/10.1109/TNS.2017.2666147
Abstract

Two different displacement damage experiments were performed on CBRAM cells. In one experiment, conductive bridging random access memory (CBRAM) cells were exposed to 14 MeV neutrons to a total fluence of 3.19 × 1013 n/cm2. In the second test, CBRAM cells were bombarded with 200 keV Si2+ ions. In both the experiments, the high resistance and low resistance states (LRSs) of the cells were observed to converge with increasing particle fluence. After reaching a 14 MeV neutron fluence of 2.93 × 1013 n/cm2, the CBRAM cells became irrecoverably locked into their final resistance state. In situ testing during heavy ion exposure showed a steady decrease in the resistance state of each cell with each successive exposure to the beam. The devices eventually became locked in an LRS.

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Citation Information
M. Mitkova. "Resistance State Locking in CBRAM Cells Due to Displacement Damage Effects" IEEE Transactions on Nuclear Science (2017)
Available at: http://works.bepress.com/maria_mitkova/51/