Abstract: This article introduces a single-stage three-port ac–dc–dc converter designed to overcome the limitations observed in conventional two-stage converters used in grid-tied applications with ...

WBZ-TV's David Wade took a ride in the self-driving car in San Francisco. Donald Trump floats move to new state New Mexico fire victims await payments. A FEMA director got his. Jimmy Fallon kills ...

Abstract: Optimal temperature regulation is crucial for the output capacity and durability of proton exchange membrane fuel cells (PEMFCs) under dynamic load conditions. Conventional temperature ...

It’s been a while, but a hero fans absolutely love is back in the DC Universe. Things have been positively crazy in the last couple of months. Darkseid has grown more powerful than ever, and after ...

President Donald Trump was expected to announce an initiative at the World Economic Forum that would make it easier for homebuyers to use retirement savings to fund down payments. Using 401(k) money ...

Add Yahoo as a preferred source to see more of our stories on Google. AC/DC frontman Brian Johnson sparked discussion online after showing noticeable changes during the band’s recent live performance.