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Updated: Sep 23, 2025

In Vitro Multiparametric Cellular Analysis by Micro Organic Charge-modulated Field-effect Transistor Arrays
Published on: September 20, 2021
A wide-range operating synaptic device based on organic ferroelectricity with low energy consumption
Li Tu1, Sijian Yuan1, Jiawei Xu1
1State Key Laboratory of ASIC and System, SIST, Fudan University 200433 Shanghai China yqzhan@fudan.edu.cn lrzheng@fudan.edu.cn.
Abstract:
In this work, a wide-range operating synaptic device based on organic ferroelectricity has been demonstrated. The device possesses a simple two-terminal structure by using a ferroelectric phase-separated polymer blend as the active layer and gold/indium tin oxide (ITO) as the top/bottom electrodes, and exhibits a distinctive history-dependent resistive switching behavior at room temperature. And the device with low energy consumption (∼50 fJ μm-2 per synaptic event) can provide a reliable synaptic function of potentiation, depression and the complex memory behavior simulation of differential responses to diverse stimulations. In addition, using simulations, the accuracy of 32 × 32 pixel image recognition is improved from 76.21% to 85.06% in the classical model Cifar-10 with 1024 levels of the device, which is an important step towards the higher performance goal in image recognition based on memristive neuromorphic networks.
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