Abstract: A cross-medium communication can be accomplished by using acoustic waves to induce vibrations on the water surface, which can then be detected by airborne radars. Using this method, it is ...

Feedback is one of the most important aspects of teacher education, but how exactly it works in practice remains ...

Abstract: In this article, we propose a low reflection folded waveguide (LRFWG) as the slow wave structure (SWS) for the development of a terahertz (THz) traveling-wave tube (TWT). Our simulation ...

The stakes are high. The Southern Resident orcas are endangered and face a triple threat: underwater noise pollution, toxic ...

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