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Abstract: A novel slow wave structure (SWS) named angular log-periodic meander-line is proposed for a radial traveling wave tube (TWT). In this paper, a 30 log-periods microstrip angular log-periodic ...
Valaris emerges from bankruptcy with a cleaner balance sheet, high-tech rigs, and rising asset utilization. Click here to ...
ReconAfrica faces challenges with a failed oil well, cash constraints, and a high-risk profile. Learn why its future hinges ...
An environmental activist in Palm Beach County raises numerous caution flags over a proposed massive new mine near the ...