Abstract: A novel helical groove rectangular waveguide slow wave structure (HGRW-SWS) which evolves from the double staggered grating waveguide (DSGW) SWS is put forward to develop the high-gain and ...

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This is the context for the Mercator map, the one that shows Greenland looking like a hulking prize to Donald Trump. The ...

Abstract: In this study, cylindrical intense electron beams were injected into a rectangular tube. The beam cross section profiles were observed along the propagation path. The single-beam profile was ...

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Tube lasers sometimes help fabricators make the complex much simpler. Innovative designs reduce the number of pieces in an assembly and, through tab-and-slot self-fixturing strategies, even make the ...

We may receive a commission on purchases made from links. Cost-effective ways to add a fence to your property are top of mind during a backyard renovation. Who doesn't want to save the majority of ...