Results 31 to 40 of about 231,367 (247)

A novel integrated synchronous rectifier for LLC resonant converter

open access: yes, 2012
There is ever-increasing demand in telecommunication system, data server and computer equipment for low voltage, high current power supply. LLC resonant converter is a good topology on primary side of the converter because it has soft switching and ...
賀觀元., Ho, Kwun-yuan, Godwin.
core   +1 more source

A Sustainable Alternative To The Batteries Used In IOT Devices [PDF]

open access: yesE3S Web of Conferences
A lot of studies have shown that the synchronous switch energy producer solutions increase the rate of energy production from vibration (i.e.) piezoelectric ones which comes with capacitive output impedance.
Kumari S. Sharmila   +4 more
doaj   +1 more source

A Three-Phase Phase-Modular Single-Ended Primary-Inductance Converter Rectifier Operating in Discontinuous Conduction Mode for Small-Scale Wind Turbine Applications

open access: yesEnergies, 2023
Small-scale wind turbines play an important role in distributed generation since customers can use their houses, farms, and business to produce electric energy. The development of the power electronics system that processes the electric energy from small-
Guilherme Ferreira de Lima   +5 more
doaj   +1 more source

Neuromorphic Electronics for Intelligence Everywhere: Emerging Devices, Flexible Platforms, and Scalable System Architectures

open access: yesAdvanced Materials, EarlyView.
The perspective presents an integrated view of neuromorphic technologies, from device physics to real‐time applicability, while highlighting the necessity of full‐stack co‐optimization. By outlining practical hardware‐level strategies to exploit device behavior and mitigate non‐idealities, it shows pathways for building efficient, scalable, and ...
Kapil Bhardwaj   +8 more
wiley   +1 more source

Current driven synchronous rectifier with energy recovery [PDF]

open access: yes, 2000
A synchronous rectifier is disclosed which makes use of current driving technique to enable low conduction loss in converter rectifiers. In addition to a low loss switch the present invention comprises essentially a transformer with a plurality of ...

core  

High Voltage Synchronous Rectifier Design Considerations

open access: yes, 2021
The advent of wide band-gap semiconductors in power electronics has led to the scope of efficient power conversion being pushed further than ever before.
Yu, Oscar Nando
core  

Rational Tuning of Hygroscopic Oscillation of Stacked Nanoflake Assemblies for Continuous Ambient Energy Harvesting

open access: yesAdvanced Materials, EarlyView.
Stacked nanoflake assembly (SNA) membranes can oscillate autonomously, offering opportunities for soft actuation and energy harvesting. This work uncovers the physical mechanism behind the sustained oscillation of SNA membranes in gradient humidity and identifies three governing dimensionless parameters, enabling rational design for optimizing SNA ...
Zijing Zhang   +5 more
wiley   +1 more source

Volatile Memristive Devices With Tunable Temporal Dynamics For Event‐Based Sensing

open access: yesAdvanced Materials, EarlyView.
Tunable volatile memristive devices can serve various neural‐inspired tasks that require different time windows of information retention. The ionic‐based volatility of the presented Pt/a‐STO/TaOx/Ta device stack can be reproducibly and controllably tuned in multiple ways.
Dimitrios Spithouris   +7 more
wiley   +1 more source

Diode rectifier configurations with a multiphase synchronous generator

open access: yesIET Electric Power Applications, 2021
Direct current (DC) power networks are widely used in transport applications, often derived from a synchronous generator and diode rectifier. The use of more than three phases to reduce the DC voltage ripple eliminates the DC filter capacitance and ...
Xiaotao Zhang, Judith Apsley
doaj   +1 more source

Spectrally Programmable Spin‐Polarized Photocurrents in WSe2–NiPS3 Magnetic van der Waals Heterostructures

open access: yesAdvanced Materials, EarlyView.
Heterostructure photodiode devices of p‐type WSe2 with n‐type NiPS3 constructs spectrally protected spin‐polarized photocurrents. The energy of the excitation photon serves as an independent control parameter for spin‐selective photocurrent generation. ABSTRACT Efficient generation and control of spin‐polarized currents in semiconductors remain central
Rajesh Kumar Yadav   +8 more
wiley   +1 more source

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