Single-phase power factor correction (PFC) circuits—a kind of front-end AC/DC converters—are ubiquitous in a variety of ...

Single-phase power factor correction (PFC) circuits—a kind of front-end AC/DC converters—are ubiquitous in a variety of consumer electronic devices, including laptop adapters, LED driver power ...

Heliostar Metals ( ($TSE:HSTR) ) has provided an announcement. Heliostar Metals has restarted mining, crushing, conveying and ore stacking ...

Why can’t our national showjumping champion have a crack at Hickstead’s King George,’ asks British showjumper Carmen Edwards ...

The trickle begins in the fall, some principals say: Students with a history of behavior or disciplinary problems or other issues show up in Philadelphia School District schools, ...