Abstract: A terahertz (THz) backward-wave oscillator (BWO) based on a folded waveguide (FW) structure and driven by multiple sheet beams (MSBs) is proposed and investigated. The BWO employs three ...
PROTECTING THE U.S. ECONOMY AND NATIONAL INTERESTS: Today, President Donald J. Trump signed a Proclamation imposing a temporary import duty to address fundamental international payments problems and ...
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