Understanding how to convert between degrees and radians is one of the most crucial skills for anyone studying trigonometry, calculus, or advanced mathematics. Whether you're a GCSE student ...

A topology family of bidirectional series resonant converter with sine-wave modulation (SWM) is proposed in this article. The single-stage power transmission, zero voltage switching (ZVS) operation, ...

Self-heating is of extreme importance for improving the available capacity and lifetime of lithium-ion batteries in cold climates. However, few attempts have been done to achieve effective onboard ...

New COVID variant swiftly gains ground in US; concern looms for summer wave The variant, NB.1.8.1, has been linked to surges in parts of Asia.