Silk Protein Based Volatile Threshold Switching Memristors for Neuromorphic Computing

Autor: Momo Zhao, Saisai Wang, Dingwei Li, Rui Wang, Fanfan Li, Mengqi Wu, Kun Liang, Huihui Ren, Xiaorui Zheng, Chengchen Guo, Xiaohua Ma, Bowen Zhu, Hong Wang, Yue Hao
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Advanced Electronic Materials, Vol 8, Iss 4, Pp n/a-n/a (2022)
Druh dokumentu: article
ISSN: 2199-160X
DOI: 10.1002/aelm.202101139
Popis: Abstract Memristors based neuromorphic devices can efficiently process complex information and fundamentally overcome the bottleneck of traditional computing based on von Neumann architecture. Meanwhile, natural biomaterials have attracted significant attention for biologically integrated electronic devices due to their excellent biocompatibility, mechanical flexibility, and controllable biodegradability. Thus, biomaterial‐based memristors may have a transformative impact on bridging electronic neuromorphic systems and biological systems. However, the working voltage in biological system is low, but the operation voltages of conventional memristors are high, violating the energy‐efficient biological system. Here, high‐performance silk fibroin‐based threshold switching (TS) memristors are demonstrated, which reveal an on‐current of 1 mA, a low threshold voltage (Vth) of 0.17 V, a high selectivity of 3 × 106, and a steep turn‐on slope of
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