Results 141 to 150 of about 1,500,046 (301)

Ionic sensing using natural indigo molecules and its impact on inhibitory and excitatory postsynaptic currents in an artificial synaptic device

AIP Advances
Neuromorphic devices designed to emulate brain function are expected to be highly efficient and require high-performance capabilities for diverse applications.
B. Sreelakshmi, R. Thamankar
doaj   +1 more source

High-Performance Memristive Synapse Based on Space-Charge-Limited Conduction in LiNbO₃

Nanomaterials
Advancing neuromorphic computing technology requires the development of versatile synaptic devices. In this study, we fabricated a high-performance Al/LiNbO3/Pt memristive synapse and emulated various synaptic functions using its primary key operating ...
Youngmin Lee, Sejoon Lee
doaj   +1 more source

An Efficient Biological Codon Recognition Reservoir Computing System Based on Low‐Energy Epitaxial Hf0.52Zr0.48O2 Ferroelectric Memristors [PDF]

Advanced science
This work reports on epitaxially grown Hf0.52Zr0.48O2 ferroelectric memristors with high stability (high durability exceeding 108 cycles and a retention time exceeding 104 s for 16 states) and ultra‐low operating energy consumption (∼121 fJ). A memristor array‐based reservoir computing system is constructed and applied for the first time in the field ...
Liu Y, Xu J, Jia Y, Wang W, Zhang W, Yang B, Yan X.   +6 more
europepmc   +2 more sources

Atomically Precise Ag11 and Ag12 Nanocluster‐Assembled 2D Materials for Memristive and Neuromorphic Functionality

Advanced Materials, EarlyView.
Two‐dimensional Ag11 and Ag12 cluster‐assembled materials (CAMs) are synthesized, offering atomically precise platforms with tunable electronic properties. The resulting materials exhibit robust memristive switching and neuromorphic response, demonstrating their promise for advanced nanoelectronic and memory applications.
Noohul Alam, Towhidur Rahaman, Céline Besnard, Arnulf Rosspeintner, Latevi Max Lawson Daku, Saood Khan, Soumya Jyoti Ray, Thomas Bürgi   +7 more
wiley   +1 more source

Lateral heterostructures of WS2 and MoS2 monolayers for photo-synaptic transistor

Scientific Reports
Von Neumann architecture-based computing, while widely successful in personal computers and embedded systems, faces inherent challenges including the von Neumann bottleneck, particularly amidst the ongoing surge of data-intensive tasks.
Jaeseo Park, Jun Oh Kim, Sang-Woo Kang
doaj   +1 more source

Neural Synaptic Simulation Based on ZnAlSnO Thin-Film Transistors

Micromachines
In the era of artificial intelligence, neuromorphic devices that simulate brain functions have received increasingly widespread attention. In this paper, an artificial neural synapse device based on ZnAlSnO thin-film transistors was fabricated, and its ...
Yang Zhao, Chao Wang, Laizhe Ku, Liang Guo, Xuefeng Chu, Fan Yang, Jieyang Wang, Chunlei Zhao, Yaodan Chi, Xiaotian Yang   +9 more
doaj   +1 more source

Light‐Intensity Switching of Graphene/WSe₂ Synaptic Devices

Advanced Science
Abstract2D van der Waals heterojunctions (vdWH) have emerged as an attractive platform for the realization of optoelectronic synaptic devices, which are critical for energy‐efficient computing systems. Photogating induced by charge traps at the interfaces indeed results in ultrahigh responsivity and tunable photoconductance.
Hongyu Tang, Tarique Anwar, Min Seok Jang, Giulia Tagliabue   +3 more
openaire   +3 more sources

Memristive Motion‐Streak Neuron for Spatiotemporal Multiple Object Detection

Advanced Materials, EarlyView.
This work proposes motion‐streak neuron hardware using amorphous In–Ga–Zn–O optoelectronic memristors and dynamic memristors for spatiotemporal multiple‐object detection. The motion streak neuron array processes optical and electrical stimuli, allowing speed‐dependent filament relaxation to encode motion trajectories.
Hyungjun Park, Jin Hong Kim, Hyun Wook Kim, Néstor Ghenzi, Sung Keun Shim, Joon‐Kyu Han, Min Jung Chung, Dong Hoon Shin, Kyung Seok Woo, Cheol Seong Hwang   +9 more
wiley   +1 more source

Intrinsically stretchable organic electrochemical synaptic transistors for versatile response modulations

Nano Research
The development of intrinsically stretchable organic electrochemical synaptic transistors (ISOESTs) based entirely on elastomeric materials is pivotal for advancing applications requiring neuromorphic functionality under significant mechanical ...
Hyunseok Shim, Heena Kim, Seonmin Jang, Nam-In Kim, Taeheon Kim, Donghyeon Seo, Hae-Jin Kim   +6 more
doaj   +1 more source

Volatile Memristive Devices With Tunable Temporal Dynamics For Event‐Based Sensing

Advanced Materials, EarlyView.
Tunable volatile memristive devices can serve various neural‐inspired tasks that require different time windows of information retention. The ionic‐based volatility of the presented Pt/a‐STO/TaOx/Ta device stack can be reproducibly and controllably tuned in multiple ways.
Dimitrios Spithouris, Johannes Hellwig, Hugh Greatorex, Clemens Wittberg, Panagiotis Koutsogiannis, César Magén, Elisabetta Chicca, Regina Dittmann   +7 more
wiley   +1 more source