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Abstract: A double flat-roofed sine waveguide (DFRSWG) slow wave structure (SWS) with low loss for 220-GHz traveling-wave tube (TWT) has been demonstrated in this letter. Through the simulation method ...
David Dalby, 79, was forced to seek refuge by floating on top of a mattress with his two dogs for hours when torrential rain ...
Ruben Amorim invited a Manchester United wonderkid to join first-team training for the first time ahead of this weekend's clash with Brighton. The Portuguese head coach secured back-to-back victories ...
No Kings demonstrations took place nationwide on Saturday, including in New York City, where tens of thousands turned out to protest President Donald Trump and what critics say is the authoritarian ...
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 ...