Results 191 to 200 of about 1,483,275 (274)

Advances and Perspectives in Graphene‐Based Quantum Dots Enabled Neuromorphic Devices

open access: yesAdvanced Science, EarlyView.
Graphene‐based QDs are zero‐dimensional carbon nanomaterials with pronounced quantum confinement and tunable electronic structures. Herein, we summarize their synthesis strategies and functionalization methods, and highlight their functional roles and operating mechanisms in devices, as well as recent advances in neuromorphic electronics. We anticipate
Yulin Zhen   +9 more
wiley   +1 more source

Retina‐Inspired Bi‐Based Terahertz Photonic Neuromorphic Devices

open access: yesAdvanced Science, EarlyView.
Combined with effective band alignment and substrate engineering, bismuth materials are introduced to form terahertz photonic bio‐inspired devices with picosecond short‐term plasticity to enable multi‐scene visual perception. Thus obtained hardware through the terahertz optical neural network (THz‐ONN) demonstrates high recognition accuracy, providing ...
Pujing Zhang   +14 more
wiley   +1 more source

Synchronization‐Dissipation in the Cardiorespiratory System

open access: yesAdvanced Science, EarlyView.
By modeling central nervous coupling and viscoelastic interactions in the cardiorespiratory system we show that synchronization produces a 10% gain in cardiac efficiency in humans. It is surmised that respiratory sinus arrhythmia improves cardiac pumping efficiency by reducing dynamic stress and power dissipation in the pulmonary vasculature.
Joshua R. Border   +3 more
wiley   +1 more source

Organoid Brain‐Machine‐Interface Devices for Central Nervous System Repair

open access: yesAdvanced Science, EarlyView.
We envision organoid brain‐machine‐interface (Organoid‐BMI) devices as new biohybrid bidirectional communication pathways to connect the human CNS and the external world for personalized CNS repair and regeneration. ABSTRACT Central nervous system (CNS) repair and regeneration suffer from tremendous clinical challenges due to current limitations in ...
Yantao Xing   +10 more
wiley   +1 more source

On the Characteristics of Impulse Generators and the Impulse Test of Lightning Arresters

open access: yesThe Journal of the Institute of Electrical Engineers of Japan, 1928
openaire   +1 more source

Nanosecond-scale impulse generator for biomedical applications of atmospheric-pressure plasma technology

Review of Scientific Instruments, 2022
This study proposes an improved high-voltage fast impulse generator based on an inductive energy storage system with a 4 kV static induction thyristor.
Vladislav Gamaleev, Masaru Hori
exaly   +2 more sources

Dynamic modeling of liquid impulse pressure generator for calibration of pressure sensors

Sensors and Actuators A: Physical, 2018
Impulse pressure generator with dropped mass is commonly used for dynamic pressure calibration, but there is always high frequency oscillation in the rising edge of the pressure waveform especially for the low amplitude impulse pressure.
Jun Yang, Shangchun Fan
exaly   +2 more sources

Optimization of an impulse pressure generator based on the drop-weight method

Review of Scientific Instruments, 2019
An optimized impulse dynamic pressure generator based on a drop-weight method was developed as a secondary standard. The impulse pressure generator was characterized in detail using various parameters in order to obtain a proper reference dynamic ...
Rudi Anggoro Samodro, In-Mook Choi
exaly   +2 more sources

Development of a compact monocycle pulse generator for UWB impulse radar applications

Microwave and Optical Technology Letters, 2020
In this paper, a compact size (16 × 16 mm) of the monocycle pulse generator is proposed for Ultrawide‐band (UWB) impulse radar applications. The proposed circuit is based on the step recovery diodes (SRDs) and has a very simple structure.
George Shaker, Doojin Lee, William Melek
exaly   +2 more sources

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