Enphase Energy representative Andy Newbold told pv magazine the company sees its distributed solid-state transformer model ...

Abstract: Regarding significant harmonics from the grid voltage side, a control strategy for a three-phase pulsewidth modulation (PWM) rectifier without alternating current (ac) voltage sensor based ...

Quantum materials, materials exhibiting physical behavior governed by the laws of quantum mechanics, have proved promising ...

Astronomers have identified one of the most distant candidate galaxies known to leak ionizing radiation—the same kind of ...

A new approach to designing a synchronous rectifier will help engineers unlock efficiency gains that extend beyond ...

Abstract: On-board chargers (OBCs) with conventional two-stage architecture, consisting of an active front-end (AFE) converter and an isolated dc–dc stage, require bulky line filters and dc-link ...

At-large D.C. Council member Robert White Jr. won the Democratic primary Tuesday for Eleanor Holmes Norton’s longtime non-voting congressional seat, putting him on track to become the district’s first ...

It’s a DMV First Warn Day for the chance of strong to severe storms today, so make sure to stay weather aware. A mix of sun and clouds will be expected this afternoon with hot and humid conditions ...

Storms with gusty winds, heavy rain, thunder and some lightning made their way into the D.C. region Wednesday afternoon. The risk for severe weather is higher for Thursday and Friday, since ...

A bullet grazed a 3-year-old boy during a shooting in Northeast D.C. Tuesday night, police say. The shooting happened just before 10 p.m. on Benning Road between 17th and 18th streets. Medics took the ...

3‑year‑old boy hospitalized after a bullet grazed his ear. Officers responded to Benning Road and found the child injured. Investigators have no suspect information at this time. WASHINGTON - A 3‑year ...