Abstract: We compare the technique of using the orbital angular momentum (OAM) of radio waves for generating multiple channels in a radio communication scenario with traditional ...

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$25 million of new money will be injected into the state funding formula, which comes with one additional day of instruction to be added to school districts’ calendars. ‘ Oklahoma veteran teachers ...

Abstract: This letter presents a triple-beam and triple-mode orbital angular momentum (OAM) generating metasurface comprising 16 × 16 units. Each unit can independently modulate x-polarized and ...