Indian astronomers have performed multi-frequency observations of a repeating fast radio burst designated FRB 20201124A.

Abstract: As wireless communication technology rapidly develops, multipath channel effects pose a severe challenge to the effectiveness of orthogonal frequency division multiplexing systems. The ...

Terahertz (THz) radiation, which occupies the frequency band between microwaves and infrared light, is essential in many next ...

Abstract: This article proposes a triangular modulation (TRM) based on asymmetrical semivariable frequency (ASVF) for a bidirectional quasi single-stage ac–dc dual-active-bridge (DAB) converter, aimed ...