Abstract: The series–parallel-form switch-linear hybrid envelope tracking (ET) power supply features high efficiency and high bandwidth. In this structure, two multilevel converters are used to fit ...

In simulated operations described in Nature on 26 November 1, the slipknot technique allowed inexperienced surgeons to ...

Abstract: Solid-state dc circuit breaker (SSCB) has become a key component for fast fault isolation in high-voltage dc systems. However, their effectiveness often relies on complex series and parallel ...

TORONTO — Almost by definition, any World Series that goes seven games is a great one, and this certainly has been that, thanks to great performances, surprise heroes, a classic 18-inning game and ...