Results 51 to 60 of about 239,965 (279)

Wireless Power Transfer—A Review

Energies, 2022
This paper presents the current state of knowledge in the field of wireless power transfer. The concept of such a transfer and the basic methods of its implementation are described, together with block diagrams of the necessary devices.
Kalina Detka, Krzysztof Górecki
doaj   +1 more source

On-Site Wireless Power Generation

, 2018
Conventional wireless power transfer systems consist of a microwave power generator and a microwave power receiver separated by some distance. To realize efficient power transfer, the system is typically brought to resonance, and the coupled-antenna mode
Alu, A., Chowkwale, B., Liu, F., Ra'di, Y., Simovski, C. R., Tretyakov, S. A., Valagiannopoulos, C. A.   +6 more
core   +1 more source

Prospects of Electric Field Control in Perpendicular Magnetic Tunnel Junctions and Emerging 2D Spintronics for Ultralow Energy Memory and Logic Devices

Advanced Functional Materials, EarlyView.
Electric control of magnetic tunnel junctions offers a path to drastically reduce the energy requirements of the device. Electric field control of magnetization can be realized in a multitude of ways. These mechanisms can be integrated into existing spintronic devices to further reduce the operational energy.
Will Echtenkamp, Brahmdutta Dixit, Yifei Yang, Deyuan Lyu, Thomas Peterson, Qi Jia, Yu‐Chia Chen, Jian‐Ping Wang   +7 more
wiley   +1 more source

Application of wireless self powered communication sensors in 6G networks for tennis sports

Wireless Power Transfer
With the gradual approach of 6G network technology, the field of the Internet of Things (IoT) has ushered in unprecedented development opportunities, especially in the intelligent management of tennis.
Yanan Xie, Bing Bai, Yunpeng Zhao
doaj   +1 more source

Photoswitching Conduction in Framework Materials

Advanced Functional Materials, EarlyView.
This mini‐review summarizes recent advances in state‐of‐the‐art proton and electron conduction in framework materials that can be remotely and reversibly switched on and off by light. It discusses the various photoswitching conduction mechanisms and the strategies employed to enhance photoswitched conductivity.
Helmy Pacheco Hernandez, Stefan Hecht, Wolfgang Wenzel, Lars Heinke, Mariana Kozlowska   +4 more
wiley   +1 more source

Implementation of a CC-CV wireless charging bidirectional resonant converter for electric vehicles

Wireless Power Transfer
In this study, a contactless bidirectional power converter with magnetic induction is proposed to transfer the power bi-directionally between a DC power grid and EV battery with a digital control mechanism.
Sen-Tung Wu, Jung-Yu Chen
doaj   +1 more source

Electrically Tunable On‐Chip Topological Photonics with Integrated Carbon Nanotubes

Advanced Functional Materials, EarlyView.
This work demonstrates electrically tunable on‐chip topological THz devices by integrating 2D carbon nanotube (CNT) sheets with valley‐Hall photonic crystals, enabling broadband transmission modulation (71% modulation depth) and tunable narrowband filtering (0.54 GHz shift) through electrically induced thermal tuning. This advancement paves the way for
Jifan Yin, Wenhao Wang, Thomas Caiwei Tan, Abhishek Kumar, Ridong Jia, Nikhil Navaratna, Ranjan Singh, Lijuan Xie   +7 more
wiley   +1 more source

Optimizing solar cell and module design with SnO2-ETL and organometal-halide perovskite absorber: SCAPS-1D and PVSyst analysis

Wireless Power Transfer
The increasing demand for global energy necessitates the exploration of renewable energy sources, including wind, solar, and hydrothermal energy. Solar energy is particularly advantageous because of its abundance and year-round availability.
Abdul Basit, Irfan Qasim
doaj   +1 more source

Near‐Infrared Organic Photovoltaic Electrodes for Subretinal Neurostimulation

Advanced Functional Materials, EarlyView.
Organic photovoltaic electrodes based on the D18:Y6 blend enable precise and light‐controlled activation of retinal ganglion cells in a degenerating retina. NIR Light‐driven activation of retinal ganglion cells, tunable stimulation parameters, and biocompatibility with human retinal organoids highlight their potential for next‐generation prosthetics ...
Andrea Corna, Katarina Gugujonovic, Manuela Schiek, Alessandro Bellapianta, Paul Werginz, Amelie Ziller, Markus Clark Scharber, Ahmad Salti, Matthias Bolz, Mihai Irimia‐Vladu, Günther Zeck   +10 more
wiley   +1 more source

Metal foreign detection method for an electric vehicle wireless charging system based on collaborative optimization of machine vision and auxiliary coil

Wireless Power Transfer
When metal foreign objects exist between the transmitting coil and the receiving coil of an electric vehicle, the eddy current effect or magnetic effect of the metal foreign object can affect the operational stability and transmission performance of the ...
Ming Zhang, Hantao Zhang, Weiye Tao, Guohang Tang, Menghui Yang   +4 more
doaj   +1 more source