Results 121 to 130 of about 7,098,076 (263)

Wireless Power Transmission in 3D

open access: yes, 2021
The thesis discusses the ways of transferring power wirelessly and how much efficient these techniques are. The examination and viable execution showed a lot positive outcomes.This wireless transmission project shows numerous successes to the ...
Farooq, Muhammad Ans
core  

Moisture‐Adaptive Triboelectric Materials and Platforms: Design Strategies, Performance Enhancement, and Applications in Energy Harvesting and Wearable Electronics

open access: yesAdvanced Materials Technologies, EarlyView.
This review summarizes moisture‐adaptive strategies that enable triboelectric nanogenerators (TENGs) to operate across diverse moisture conditions. It examines moisture‐management methods, including exclusion, directional transport, removal, and utilization, with charge‐regulation approaches based on interfacial, dielectric, and structural engineering.
Junzhe Gan   +4 more
wiley   +1 more source

Autonomous pulse density modulation for parity-time-symmetric WPT system with flexible power regulation

open access: yesWireless Power Transfer
Parity-time symmetric wireless power transfer (PT-WPT) systems exhibit fixed constant-power output, which fails to meet the power regulation requirements for applications such as drone wireless in-flight charging.
Fei Gao, Yingmei Qin, Yu Gu, Zhen Zhang
doaj   +1 more source

WIRELESS POWER TRANSFER VIA MAGNETICALLY COUPLED RESONANCE FOR SMALL ELECTRONIC DEVICES

open access: yes, 2018
The widespread use of all kinds of small portable devices have created the demands for wireless power transfer (WPT) systems that are proper for mobile devices.
Peng, Wan
core  

Wavelength‐Multiplexed 2D Beam Steering via a Passive Diffractive Network

open access: yesAdvanced Optical Materials, EarlyView.
Illustration of a wavelength‐multiplexed diffractive beam steering system, which is composed of K cascaded diffractive layers, each containing phase‐modulating elements that are jointly optimized using deep learning–based optimization. When illuminated with a set of wavelengths {λ1,λ2,…,λNw}$\{ {{{\lambda }_1},{{\lambda }_2},\ldots ,{{\lambda }_{{{N}_w}
Che‐Yung Shen   +5 more
wiley   +1 more source

Design and performance analysis of rectangular coil applied to dynamic wireless power transfer using the finite element method

open access: yesWireless Power Transfer
Electromobility is a key step in reducing our dependence on fossil fuels, whose resources are gradually depleting. By using renewable energy sources to recharge electric vehicles, we can reduce carbon emissions from the transport sector. However, battery
Ahmed Hamed   +6 more
doaj   +1 more source

Visible‐Blind Near‐Infrared Organic Vision Sensors for Imaging in Adverse Environmental Conditions

open access: yesAdvanced Optical Materials, EarlyView.
This work presents high‐performance visible‐blind NIR OPDs enabled by a multilayer optical modulation layer. The devices achieve strong visible‐light suppression and enhanced NIR sensitivity, enabling robust imaging in foggy or low‐light environments.
Baozhong Deng   +9 more
wiley   +1 more source

Resonance-filtering combo system for continuous wireless charging range coverage

open access: yes, 2020
Distribution of wireless power charging field uniformly on a large area pad is critical for power receivers, particularly for wearable devices, wherein small form factor coils are involved.
Sağlam, Üstün, Tekin, Ahmet
core   +1 more source

A magnetic coupling-based wireless power transfer system with automatic constant current–constant voltage charging

open access: yesWireless Power Transfer
This paper presents a novel LCC primary compensation + series–series (S–S) secondary compensation multi-stage compensation topology to meet the requirement for self-adaptive switching between constant current (CC) and constant voltage (CV) modes in low ...
Yu Xie   +3 more
doaj   +1 more source

3D Printing of Soft Robotic Systems: Advances in Fabrication Strategies and Future Trends

open access: yesAdvanced Robotics Research, EarlyView.
Collectively, this review systematically examines 3D‐printed soft robotics, encompassing material selections, function integration, and manufacturing methodologies. Meanwhile, fabrication strategies are analyzed in order of increasing complexity, highlighting persistent challenges with proposed solutions.
Changjiang Liu   +5 more
wiley   +1 more source

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