In this letter, a subarray null adjustable method is proposed to solve the grating lobe problem for wideband large-spacing beam scanning arrays. With the reshaped subarray by this method, large null ...

Abstract: This paper presents a two-dimensional (2D) wide-angle scanning phased array based on a pattern reconfigurable two-element subarray. The two-element subarray design method enables flexible 1D ...

A seemingly easy-looking math sum has left people scratching their heads as it proves to be more challenging than anticipated. The brain teaser, was shared this week on X by user @BholanathDutta and ...

The biggest hole in its 2024/2025 accounts was £735million to axe the Army’s Watchkeeper drones THE Ministry of Defence wrote off nearly £2billion last year, we can reveal. It lost the eye-watering ...

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If you have a large amount of excess cash to invest, consider dollar-cost averaging as it helps investors stay invested and avoid the temptation to try to time the market. If you have a large amount ...

Paolo Bicchieri is the associate editor for the Northern California and Pacific Northwest region writing about restaurant and bar trends, coffee and cafes, and pop-ups. If you ask us, the best dim sum ...

A subarray is a contiguous part of the array. An integer x is a multiple of k if there exists an integer n such that x = n * k. 0 is always a multiple of k.