journal article·2021-11

Pulse frequency dependent synaptic characteristics in Ta/SiN/Si memristor device for neuromorphic system

Minsu Park, Myounggon Kang, Sungjun Kim

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Abstract

Abstract We compare the filamentary resistive switching and the homogeneous resistive switching of the Ta/SiN/Si memristor device for the implementation of hardware-based neuromorphic system. The switching mode can be determined by the first switching curve. The low-resistance state (LRS) of filamentary resistive switching has stable retention properties without the resistance degradation, indicating the existence of different switching mechanisms between two. In homogeneous resistive switching mode, a more gradual increase and decrease in conductance control is possible. The multi-level states property provides better performance of pattern recognition when applied to neural network model. Finally, we demonstrate the improved frequency dependent conductance modulation in homogeneous resistive switching mode.
Source: openaire · Quality: candidate unverified · Source record ↗

Research context

OpenAlex topics: Advanced Memory and Neural Computing · Photoreceptor and optogenetics research · Neuroscience and Neural Engineering

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

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