Metamaterial-based backward wave oscillators (BWOs) represent a significant advancement in the generation of coherent microwave radiation. These devices exploit engineered metamaterials—materials ...
A long thin glass tube with a metal cap on the bottom and six pins, a contact and an exhaust tip on top. Donor’s card reads: “Backward wave oscillator made by Stewart Engineering Company, Santa Cruz, ...
Electron beam oscillators utilising surface wave structures represent a key technology in the generation of high‐power electromagnetic radiation. By deploying relativistic electron beams in ...
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