Results 51 to 60 of about 691 (197)

A Flexible Approach for Fat‐Water Separation With Bipolar Readouts and Correction of Gradient‐Induced Phase and Amplitude Effects

open access: yesMagnetic Resonance in Medicine, Volume 95, Issue 3, Page 1462-1477, March 2026.
ABSTRACT Purpose To develop a fat‐water separation approach that corrects bipolar readout gradient‐induced effects without additional scans and is compatible with any fat‐water separation method. Theory and Methods The proposed approach combines joint fat‐water separation of the odd and even echoes of a bipolar multi‐echo gradient echo acquisition with
Jorge Campos Pazmiño   +3 more
wiley   +1 more source

Three beneficiaries of project-oriented education in power electronics [PDF]

open access: yes, 2009
peer reviewedPower Electronics education at the University of Liège exhibits a particular feature, in that a person from industry is directly involved in the teaching of the introductory Power Electronics course since academic year 2007-2008.
Geuzaine, Christophe   +1 more
core  

General topological properties of switching structures [PDF]

open access: yes, 1979
Investigation of a wide variety of switching converter topologies culminates in the establishment of the most general correlation between the converter topologies--the duality relationships.
Ćuk, Slobodan
core   +1 more source

A Review of Vertical Ga2O3 Diodes: From Fabrication to Performance Optimization and Future Outlooks

open access: yesphysica status solidi (b), Volume 262, Issue 8, August 2025.
Gallium oxide (Ga2O3) diodes are emerging as promising components in power electronics, offering an ultrawide bandgap, high breakdown electric field, and cost‐effective growth methods. This article reviews recent advancements in Ga2O3 diodes, highlighting their fabrication techniques, performance in high‐voltage applications, and ongoing research ...
Jose Manuel Taboada Vasquez, Xiaohang Li
wiley   +1 more source

Avaliação de Conversores Boost-Flyback Empilhados com Dois e Três Enrolamentos e Multiplicador de Tensão

open access: yesEletrônica de Potência, 2023
As estruturas de um indutor acoplado com dois e três enrolamentos têm ganhado popularidade nas aplicações de conversores de alto ganho de tensão. Essas células permitem gerar uma infinidade de topologias de conversores.
Pablo Henrique Costa da Silva Bernardo Loureiro   +1 more
doaj   +1 more source

Exploring Review of Advancements in Fast‐Charging Techniques and Infrastructure for Electric Vehicles Revolution

open access: yesEnergy Science &Engineering, Volume 13, Issue 6, Page 3437-3447, June 2025.
ABSTRACT The rapid growth of the electric vehicle (EV) industry has increased the demand for efficient and reliable fast‐charging infrastructure. This paper comprehensively reviews advancements in fast‐charging techniques, focusing on DC fast charging, evolving standards, and charging modes.
Ahmed Zentani   +2 more
wiley   +1 more source

High Frequency Wide Output Range Boost-Flyback Converter with Zero Voltage Switching [PDF]

open access: yes2018 IEEE International Power Electronics and Application Conference and Exposition (PEAC), 2018
DC-DC converters with high step-up capability are increasingly used in sustainable energy, aerospace and high voltage direct current (HVDC) systems. This paper presents a high voltage step-up dc-dc converter with low voltage stress on the switches and with a wide output range.
Yuan Liu   +6 more
openaire   +1 more source

Fatty acid composition MRI of epicardial adipose tissue: Methods and detection of proinflammatory biomarkers in ST‐segment elevation myocardial infarction patients

open access: yesMagnetic Resonance in Medicine, Volume 93, Issue 2, Page 519-535, February 2025.
Abstract Purpose To develop a method for quantifying the fatty acid composition (FAC) of human epicardial adipose tissue (EAT) using accelerated MRI and identify its potential for detecting proinflammatory biomarkers in patients with ST‐segment elevation myocardial infarction (STEMI). Methods A multi‐echo radial gradient‐echo sequence was developed for
John T. Echols   +5 more
wiley   +1 more source

Association Of An Interleaved Boost-flyback Converter And A Full Bridge Converter In A Soft-switching High Power Factor Power Supply

open access: yesEletrônica de Potência, 2004
This work presents the analysis of a high power factor power supply operating at high switching frequency. An almost unity input power factor is obtained when an interleaved Boost-Flyback converter associated with a nondissipative snubber is used as a ...
Carlos A. Gallo   +6 more
doaj   +1 more source

Miniaturized Ultraviolet Imager High Voltage Power Supply [PDF]

open access: yes, 2021
Sending satellites into orbit becomes exponentially more expensive with weight and size, so designing high-voltage DC-DC converters that can achieve kilovolt level outputs in a small form factor is crucial to reducing costs.
Heil, Jason Thomas, Palmer, Nicholas
core   +1 more source

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