Abstract: We propose a directive antenna for borehole radar using a horizontally polarized wave in a vertical borehole. This antenna is an array of several horizontal loop antennas, arranged ...
Multiple selections: Supports multiple selections; inserts multiple console.log lines in document order, one per selection. If this extension helps you, consider leaving a rating or review on the ...
Abstract: This paper presents a varactor-based tunable frequency-selective rasorber (FSR) with embedded bias grid. The proposed structure consists of a lossy layer based on square-loop arrays and a ...
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