Results 71 to 80 of about 2,890 (229)

Gate‐Tunable Dual‐Mode Optoelectronic Device for Self‐Powered Photodetector and Optoelectronic Synapse

Advanced Science
AbstractIn the advancing field of optoelectronics, multifunctional devices that integrate both detection and processing capabilities are increasingly desirable. Here, a gate‐tunable dual‐mode optoelectronic device based on a MoTe2/MoS2 van der Waals heterostructure, designed to operate as both a self‐powered photodetector and an optoelectronic synapse,
Yi Ouyang, Chaoyi Zhang, Jun Wang, Zheng Guo, Zegao Wang, Mingdong Dong   +5 more
openaire   +4 more sources

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

Advanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong, You Zhou, Qingxiu Li, Wenyu Zhao, Sunyingyue Geng, Hangfei Li, Yan‐Bing Leng, Shirui Zhu, Guanglong Ding, Yongbiao Zhai, Ziyu Lv, Ye Zhou, Su‐Ting Han   +12 more
wiley   +1 more source

Charge transfer tuning in TiO2 hybrid nanostructures with acceptor-acceptor systems

, 2017
An interesting interplay between two different modifiers and the surface of titanium dioxide leads to a significant change in photoelectrochemical properties of the designed hybrid materials.
Barszcz, B., Bogucki, A., Gajewska, M., Kawa, M., Lewandowska, K., Mech, K., Pilarczyk, K., Podborska, A., Szaciłowski, K.   +8 more
core   +1 more source

The Role of Ionic Liquids at the Biological Interfaces in Bioelectronics

Advanced Science, EarlyView.
Ionic liquids (ILs) are highlighted as key artificial ionic materials that bridge biological ion‐based signaling and electronic devices. By understanding their composition, structure, function relationships, and mechanisms, ILs can advance from high performance electrolyte to core materials enabling integrated, multifunctional bioelectronics for ...
Yeong‐sinn Ye, Young Jin Jo, Ji Yeon Oh, Ju Yeon Jeong, Lili Guo, Tae‐il Kim   +5 more
wiley   +1 more source

Single Synapse Indicators of Impaired Glutamate Clearance Derived from Fast iGluu Imaging of Cortical Afferents in the Striatum of Normal and Huntington (Q175) Mice [PDF]

, 2019
Changes in the balance between glutamate (Glu) release and uptake may stimulate synaptic reorganization and even synapse loss. In the case of neurodegeneration, a mismatch between astroglial Glu uptake and presynaptic Glu release could be detected if ...
Dvorzhak, A, Grantyn, R, Helassa, N, Schmitz, D, Török, K   +4 more
core   +2 more sources

Artificial Neuron Based on Electrical Anisotropy from WSe2 Field Effect Transistors

Advanced Science, EarlyView.
An artificial neuron was realized based on the anisotropic mobility of WSe2. Dendritic and axon‐multisynaptic performance of a neuron was achieved with optical and voltage pulses. Recognition accuracy of handwritten digits was obtained to 97% based on the synaptic weight of an artificial neuron.
Qi Sun, Ping Chen, Kun Lv, Chuanwen Chen, Jinsheng Zhu, Zhiling Chen, Yaxian Lu, Ni Zhang, Zongqian Tan, Tao Lin, Caofeng Pan   +10 more
wiley   +1 more source

Optical memory disks in optical information processing [PDF]

, 1990
We describe the use of optical memory disks as elements in optical information processing architectures. The optical disk is an optical memory devicew ith a storage capacity approaching 1010b its which is naturally suited to parallel access.
Kobayashi, Seiji, Neifeld, Mark A., Psaltis, Demetri, Yamamura, Alan   +3 more
core  

Memristor models for machine learning [PDF]

, 2014
In the quest for alternatives to traditional CMOS, it is being suggested that digital computing efficiency and power can be improved by matching the precision to the application.
Carbajal, Juan Pablo, Dambre, Joni, Hermans, Michiel, Schrauwen, Benjamin   +3 more
core   +4 more sources

Ultrasensitive Graphene Optoelectronic Probes for Recording Electrical Activities of Individual Synapses [PDF]

Nano Letters, 2018
The complex neuronal circuitry connected by submicron synapses in our brain calls for technologies that can map neural networks with ultrahigh spatiotemporal resolution to decipher the underlying mechanisms for multiple aspects of neuroscience. Here we show that, through combining graphene transistor arrays with scanning photocurrent microscopy, we can
Rui Wang, Mingjian Shi, Bryson Brewer, Lijie Yang, Yuchen Zhang, Donna J. Webb, Deyu Li, Ya-Qiong Xu   +7 more
openaire   +2 more sources

Ultrafast Multilevel Switching and Synaptic Behavior in a Planar Quantum Topological Memristor

Advanced Science, EarlyView.
Dry‐transferred Bi2Te3 layers enable a planar quantum topological memristor framework. In‐plane topological surface states facilitate ultrafast & low‐power operations. Coexisting analog and digital modes support current‐controlled multilevel states. PQTM exhibits 105 s retention, 103 cycles endurance, and reproducibility across 24 devices.
Mamoon Ur Rashid, Usman Safder, Sobia Ali Khan, Anh‐Tuan Pham, Muhammad Sheeraz, Nguyen‐Hoang Dang, Duy Le Thanh, Zeeshan Tahir, Faisal Maqbool, Koo‐Hyun Chung, Sunglae Cho, Jungdae Kim, Yong Soo Kim   +12 more
wiley   +1 more source