Totem-pole bridgeless PFC is a very promising topology for GaN devices because of very low reverse recovery. However, inherent challenges exist for this topology at zerocrossing point of AC voltage ...

This paper presents a detailed analysis of a single-phase GaN-based power factor correction (PFC) critical-conduction-mode (CRM) totem-pole rectifier with zero-voltage-switching (ZVS) control. The ...

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Theory and Applications of Ocean Surface Waves will be invaluable for graduate students and researchers in coastal and ocean engineering, geophysical fluid dynamicists interested in water waves, and ...

Video / Greenpeace Greenpeace Aotearoa activists have painted the side of a Talley’s bottom trawler - branding it “ocean killer” - after it hauled in multiple baby sharks.

Community Voice Hawaiʻi’s Model For Global Ocean Recovery Starts With Community The ridge-to-reef model is grounded in Hawaiian cultural practice and ecological science.

Yes, forest fires can be a benefit to marine life, but does an increase in yearly forest fires cause more harm than good?

A totem sits outside the Pendleton Artists Society’s Gallery 119. Local artists will be able to create similar totems that will be used for guided tours of Falls Park and downtown Pendleton.

Over 400 people participated in the World’s Largest Swimming Lesson, a 24-hour synchronized worldwide event, Thursday morning at Ocean Breeze Waterpark in Virginia Beach.

Remember six years ago when Frank Ocean said that vinyl editions of Channel Orange would be coming “ASAP”? Well, he’s finally made good on that promise, as the Channel Orange vinyl is now ...

Japan releases nuclear wastewater into the Pacific. How worried should we be? The plan to gradually discharge more than a million tons of treated water from the crippled Fukushima nuclear plant ...