Results 91 to 100 of about 174,824 (351)

Ferroelectric Quantum Dots for Retinomorphic In‐Sensor Computing

Advanced Materials, EarlyView.
This work has provided a protocol for fabricating retinomorphic phototransistors by integrating ferroelectric ligands with quantum dots. The resulting device combines ferroelectricity, optical responsiveness, and low‐power operation to enable adaptive signal amplification and high recognition accuracy under low‐light conditions, while supporting ...
Tingyu Long, Huanyu Zhou, Jaewan Ko, Hongwei Tan, Jaemin Lim, Yanfei Zhao, Daehan Kang, Eojin Yoon, Gyeong‐Tak Go, Somin Kim, Seung‐Woo Lee, Chan‐Yul Park, Hyojun Choi, Hyeran Kim, Hyung Joong Yun, Sung Hyuk Park, Kwan Sik Park, Jeong Woo Park, Mungeun Kim, Yong Soo Cho, Ho Won Jang, Wenqiang Yang, Min Hyuk Park, Wan Ki Bae, Sebastiaan van Dijken, Joona Bang, Tae‐Woo Lee   +26 more
wiley   +1 more source

Membrane resonance enables stable and robust gamma oscillations [PDF]

, 2012
Neuronal mechanisms underlying beta/gamma oscillations (20-80 Hz) are not completely understood. Here, we show that in vivo beta/gamma oscillations in the cat visual cortex sometimes exhibit remarkably stable frequency even when inputs fluctuate ...
Moca, Vasile V., Mureşan, Raul C., Nikolić, Danko, Singer, Wolf   +3 more
core   +1 more source

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

Nanodiamonds-induced effects on neuronal firing of mouse hippocampal microcircuits [PDF]

, 2018
Fluorescent nanodiamonds (FND) are carbon-based nanomaterials that can efficiently incorporate optically active photoluminescent centers such as the nitrogen-vacancy complex, thus making them promising candidates as optical biolabels and drug-delivery ...
Battiato, A., Calorio, C., Carabelli, V., Carbone, E., Forneris, J., Gai, M., Gavello, D., Genovese, M., Guarina, L., Marcantoni, A., Moreva, E., Olivero, P., Picollo, F., Tchernij, S. Ditalia, Traina, P.   +14 more
core   +4 more sources

Detachable and Reusable: Reinforced π‐Ion Film for Modular Synaptic Reservoir Computing

Advanced Materials, EarlyView.
This study presents a reinforced π‐ion film for organic electrochemical transistors (OECTs), addressing the rapid degradation of organic semiconductor layers. By introducing a mesh support and utilizing a scalable solvent exchange method, the π‐ion film enhances detachability and stability.
Gyu Won Woo, Chang Min Lee, Won Woo Lee, Min Ju Jung, Seung Min Lee, Hye Won Lee, Hocheon Yoo, Yong Hee Kim, Eun Kwang Lee   +8 more
wiley   +1 more source

Essential Functions of the Transcription Factor Npas4 in Neural Circuit Development, Plasticity, and Diseases

Frontiers in Neuroscience, 2020
Signaling from the synapse to nucleus is mediated by the integration and propagation of both membrane potential changes (postsynaptic potentials) and intracellular second messenger cascades.
Jian Fu, Ouyang Guo, Zhihang Zhen, Junli Zhen   +3 more
doaj   +1 more source

Neuroimmune Microenvironment Reprogramming via Immuno‐piezoelectric Transducers for Synergistic Stem Cell Therapy in Traumatic Brain Injury

Advanced Materials, EarlyView.
A novel immuno‐piezoelectric transducer is innovatively developed. This device promotes neural stem cell (NSC) differentiation and maturation via ultrasound‐induced electrical stimulation and it amplifies the therapeutic efficacy of NSC in traumatic brain injury (TBI) by modulating the immune microenvironment. This piezoelectric transducer with “immune‐
Linlin Liang, Xin Li, Kai Hu, Pingqiang Cai, Jianwu Wang, Jing Yu, Shasha Wang, Yuwei Zhao, Changgeng Xu, Siwei Li, Hong Liu, Changyong Wang, Jin Zhou   +12 more
wiley   +1 more source

Chronobiology of Epilepsy [PDF]

, 2008
A fine balance between neuronal excitation and inhibition governs the physiological state of the brain. It has been hypothesized that when this balance is lost as a result of excessive excitation or reduced inhibition, pathological states such as ...
Dong-Uk Hwang, Hector Sepulveda, Mark Spano, Paul Carney, Sachin S. Talathi, Tom Mareci, William Ditto   +6 more
core   +1 more source

Review of Multifunctional Neural Probe

Advanced Materials Interfaces, EarlyView.
Modern multifunctional neural probes for brain‐machine interfaces extend beyond basic electrical functions to incorporate chemical and optical modalities. This review explores recent advances in multifunctional probes developed for neural signal acquisition and stimulation, highlighting how these innovations enhance the precision of brain activity ...
Ziqi Jia, Yong Kyu Yoon
wiley   +1 more source

Halide Perovskite Quantum Dots Form a Scalable Unified Platform for Resistive Memories, Crossbar Networks, Neuromorphic Synapses, and Field Effect Transistors

Advanced Materials Interfaces, EarlyView.
Halide perovskite quantum dots, with their flexible ABX3 lattice enabling collaborative electronic and ionic transport, offer scalable, low‐cost routes to resistive memories, opto‐electronic control, neuromorphic devices, and field‐effect transistors.
Hyojung Kim
wiley   +1 more source