Results 31 to 40 of about 443,327 (285)

Analysis of Asymmetric Hybrid Modular Multilevel Topology for Medium-Voltage Front-End Converter Applications

open access: yesEnergies, 2023
Modular multilevel converters (MMCs) have been conceived as an alternative in front-end converter applications to enhance the converter system’s reliability, minimize total harmonic distortion, and improve power quality.
Muhammad Ali   +4 more
doaj   +1 more source

Lithium-Ion Capacitors: A Review of Design and Active Materials

open access: yesEnergies, 2021
Lithium-ion capacitors (LICs) have gained significant attention in recent years for their increased energy density without altering their power density.
Jacob J. Lamb, Odne S. Burheim
doaj   +1 more source

Design of low stress and high efficiency asymmetric half-bridge converter

open access: yesDianzi Jishu Yingyong, 2018
Asymmetrical half bridge converter has problems that wide power output efficiency is not ideal, the voltage and current stress is large, and rectifier diode has voltage ringing problem. So a low stress and high efficiency asymmetric half-bridge converter
Yao Yueqin, Lu Zhengkai
doaj   +1 more source

Experimental Investigation of Asymmetric Spinnaker Aerodynamics Using Pressure and Sail Shape Measurements [PDF]

open access: yes, 2014
Combines on-water sail pressure and shape measurements to determine forces International collaboration involving researchers in France and New Zealand First published results of such measurements on asymmetric spinnakers Accuracy of the shape ...
MOTTA, D.   +16 more
core   +1 more source

Monitoring the length change of Ni@C composite electrodes during charging/discharging processes

open access: yesElectrochemistry Communications, 2019
The iterative volume change of electrode materials during electrochemical charging/discharging processes could generally result in the performance degradation of electrochemical capacitors. This work investigates the mechanical stability of the electrode
Cuihua An   +3 more
doaj   +1 more source

Asymmetrical Modular Multilevel Converter (A-MMC) with Mixed Cell Sub-Modules (SM) for Improved DC Fault Blocking Capability and Reduced Component Count

open access: yesMajlesi Journal of Electrical Engineering, 2023
In this article, asymmetrical modular multilevel converter (A-MMC) topology using mixed cell (SM) with DC-side fault blocking capability and the reduced component count is proposed.
Himanshu N Chaudhari, Pranav B Darji
doaj   +1 more source

Prediction of Gap Asymmetry in Differential Micro Accelerometers

open access: yesSensors, 2012
Gap asymmetry in differential capacitors is the primary source of the zero bias output of force-balanced micro accelerometers. It is also used to evaluate the applicability of differential structures in MEMS manufacturing.
Xiaoping He   +4 more
doaj   +1 more source

A High Step-Up Interleaved Current-Fed Resonant Converter for High-Voltage Applications

open access: yesIEEE Access, 2022
A current-fed LLC resonant converter is proposed for high-voltage and high-power applications. Here, a two-phase interleaved structure is used in the input stage under the continuous conduction mode (CCM) to effectively reduce the input current and ...
Danesh Amani   +3 more
doaj   +1 more source

A novel quinazolinone insulin receptor inhibitor and its synergy with an EGFR inhibitor in glucose‐driven glioblastoma

open access: yesMolecular Oncology, EarlyView.
The novel styrylquinazolinone‐based molecule W1B effectively suppresses glioblastoma by inhibiting IGF1R and EGFR. In high‐glucose microenvironments driving tumor resistance, W1B acts synergistically with the EGFR inhibitor dacomitinib. This combination safely blocks compensatory survival signaling in zebrafish xenograft models. Showcasing promising in
Patryk Rurka   +9 more
wiley   +1 more source

Arginine methylation as a regulatory ratchet in cancer: From substrate selection to malignant‐state stabilization

open access: yesMolecular Oncology, EarlyView.
Arginine methylation can be viewed as a persistence‐prone post‐translational modification regulated by a network of PRMTs. Competitive and compensatory interactions among PRMTs can redistribute methylation across substrate pools shaped by sequence, structural, spatial, and environmental layers, reinforcing RNA‐processing, chromatin, and signaling ...
So Hyun Kwon, Ji Min Lee
wiley   +1 more source

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