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ZnO Memristive Nanostructures for ReRAM Application
1 , 1 , 2 , 3 , * 1
1  Department of Radioelectronics and Nanoelectronics, Institute of Nanotechnologies, Electronics and Electronic Equipment Engineering, Southern Federal University, 347922 Taganrog, Russia
2  Federal Research Centre the Southern Scientific Centre of the Russian Academy of Sciences, 344006 Rostov-on-Don, Russia
3  Department of Micro- and Nanoelectronics, Institute of Nanotechnologies, Electronics and Electronic Equipment Engineering, Southern Federal University, 347922 Taganrog, Russia
Academic Editor: Huanjun Chen

Abstract:

This paper is devoted to the fabrication of ReRAM elements based on TiN/ZnO/TiN/Al2O3 structures using scratching probe nanolithography of the atomic force microscope, as well as to the investigation of the resistive switching of the memristive nanostructures. The regimes of scratching probe nanolithography on the photoresist film were investigated. The memristive nanostructures were shown to exhibit a bipolar resistive switching with the ratio of HRS/LRS ratio up to 78.8 at reading voltage 0.5 V and maintaining a resistive state up to 105 s. The results can be useful for micro- and nanoelectronics elements manufacturing, as well as neuromorphic applications using probe nanotechnologies and nanocrystalline ZnO-based ReRAM elements prototyping.

Keywords: nanotechnology; neuromorphic systems; memristor; ReRAM; resistive switching; forming-free; nanocrystalline zinc oxide; pulsed laser deposition; scratching probe nanolithography
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