Results 11 to 20 of about 410,733 (253)

Artificial optoelectronic synapse based on CdSe nanobelt photosensitized MoS2 transistor with long retention time for neuromorphic application [PDF]

Nanophotonics
Optoelectronic synaptic devices have been regarded as the key component in constructing neuromorphic computing systems. However, the optoelectronic synapses based on conventional 2D transistor are still suffering low photosensitivity and volatile ...
Song Xiaohui, Lv Xiaojing, He Mengjie, Mao Fei, Bai Jie, Qin Xuan, Hu Yanjie, Ma Zinan, Liu Zhen, Li Xueping, Shen Chenhai, Jiang Yurong, Zhao Xu, Xia Congxin   +13 more
doaj   +3 more sources

Artificial optoelectronic synapse based on spatiotemporal irradiation to source‐sharing circuitry of synaptic phototransistors

InfoMat
To overcome the intrinsic inefficiency of the von Neumann architecture, neuromorphic devices that perform analog vector–matrix multiplication have been highlighted for achieving power‐ and time‐efficient data processing.
Seungho Song, Changsoon Choi, Jongtae Ahn, Je‐Jun Lee, Jisu Jang, Byoung‐Soo Yu, Jung Pyo Hong, Yong‐Sang Ryu, Yong‐Hoon Kim, Do Kyung Hwang   +9 more
doaj   +2 more sources

An Optoelectronic Synapse Based on Two‐Dimensional Violet Phosphorus Heterostructure

Advanced Science, 2023
Neuromorphic computing can efficiently handle data‐intensive tasks and address the redundant interaction required by von Neumann architectures. Synaptic devices are essential components for neuromorphic computation.
Xiaoxian Liu, Shuiyuan Wang, Ziye Di, Haoqi Wu, Chunsen Liu, Peng Zhou   +5 more
doaj   +2 more sources

Low-power reconfigurable MoS2/MoTe2 optoelectronic synapse for visual recognition

Nano Research
Doping with impurity defects or sustained multi-terminal external electric fields can enhance performance of artificial optoelectronic synapses based on two-dimensional materials.
Xin Yan, Wen Deng, Niannian Yu, Jinsong Wu, Xiuying Zhang, Wen Luo   +5 more
doaj   +2 more sources

A Van der Waals Optoelectronic Synapse with Tunable Positive and Negative Post‐Synaptic Current for Highly Accurate Spiking Neural Networks

Advanced Functional Materials
Spiking neural networks (SNNs) represent a promising computing architecture for neuromorphic hardware, as they process and store information through spike signals, closely mimicking the way the human brain operates.
Hyejin Yoon, Soeun Park, Yeong Kwon Kim, Juhwan Baek, Ki Han Kim, Seong-Ro Yun, Hyeonchang Son, Jeongeun Choi, Byung Chul Jang, Dong-Ho Kang   +9 more
semanticscholar   +2 more sources

UV-Enhanced Artificial Synapses Based on WSe₂-SrAl₂O₄ Composites [PDF]

Nanomaterials
Optoelectronic synapses based on transition metal dichalcogenides have received much attention as artificial synapses due to their good stability in the air and excellent photoelectric properties; however, they suffer from ultraviolet light-triggered ...
Qi Sun, Xin Long, Chuanwen Chen, Ni Zhang, Ping Chen   +4 more
doaj   +2 more sources

In‐Depth Physical Mechanism Analysis of Polymer Artificial Optoelectronic Synapse with High Endurance and Applications of Visual System and Operant Conditioning

Advanced Electronic Materials, 2023
Being capable of dealing with both electrical signals and light, artificial optoelectronic synapses are considered to be an important cornerstone of neuromorphic computing.
Yangzhou Qian, Jiayu Li, Junhao Shen, Yunxin Ke, Songcheng Yu, Wen Li, Xiao Xu, Haifeng Ling, Wei Huang, Mingdong Yi   +9 more
doaj   +1 more source

Artificial optoelectronic synaptic characteristics of Bi2FeMnO6 ferroelectric memristor for neuromorphic computing

Materials & Design, 2022
Photoelectric synapse is a new type of artificial synapse that combines light pulse excitation and electrical pulse excitation, and is an important component for the development of neuromorphic hardware.
Wen-Min Zhong, Xin-Gui Tang, Qiu-Xiang Liu, Yan-Ping Jiang   +3 more
doaj   +1 more source

Light-enhanced molecular polarity enabling multispectral color-cognitive memristor for neuromorphic visual system

Nature Communications, 2023
An optoelectronic synapse having a multispectral color-discriminating ability is an essential prerequisite to emulate the human retina for realizing a neuromorphic visual system.
Jongmin Lee, Bum Ho Jeong, Eswaran Kamaraj, Dohyung Kim, Hakjun Kim, Sanghyuk Park, Hui Joon Park   +6 more
doaj   +1 more source

Organic Optoelectronic Synapses for Sound Perception

Nano-Micro Letters, 2023
Highlights The organic optoelectronic synapse achieves unprecedented sound perception on volume, tone and timbre simultaneously. The quantitative relationship between the interfacial layers and synaptic performances is clarified.
Yanan Wei, Youxing Liu, Qijie Lin, Tianhua Liu, Song Wang, Hao Chen, Congqi Li, Xiaobin Gu, Xin Zhang, Hui Huang   +9 more
doaj   +1 more source