Abstract: A Y-source dc–dc converter (YSC) with zero input current ripple and extended zero-voltage switching (ZVS) range is proposed in this article. Blocking capacitors block the dc current through ...

FAIRFAX COUNTY, Va. (DC News Now) — Fire investigators in Fairfax County are examining an air conditioner after a fire destroyed part of a house early Tuesday morning. Around 1:45 a.m. on Aug. 26, the ...

Pull requests help you collaborate on code with other people. As pull requests are created, they’ll appear here in a searchable and filterable list. To get started, you should create a pull request.

Mathcad is a professional engineering calculation and documentation software developed by PTC (Parametric Technology Corporation). It provides a unique environment where engineers, scientists, and ...

An investor lost 783 Bitcoin—$91 million worth a the time—to a social engineering scam, according to on-chain sleuth ZachXBT. The threat actor allegedly used a coin-mixing service to try to cover ...

WASHINGTON, 20th August, 2025 (WAM) -- Researchers have developed a potential alternative to LASIK surgery that corrects vision without the use of lasers. The new method, called electromechanical ...

At the center of President Donald Trump’s takeover of Washington, D.C.’s policing stands a familiar face: Jeanine Pirro. Once a regular fixture on "The Five," Pirro is now wielding federal power as ...

Abstract: With the advancement of the "Double Carbon" strategy, China's power system is undergoing a transformation from a traditional AC power grid dominated by synchronous machines to a ...