On Jan. 26, 2026, the Submillimeter Array (SMA) on Maunakea crossed an important threshold for time-domain astronomy. For the ...

Comprising 1,650 individual radio dishes, the telescope aims to study supermassive black holes, spinning dead stars known as pulsars and fast radio bursts from deep space.

Abstract: Sidelobes (SLs) in the two-way radiation pattern are of serious concern in a radar array. Several techniques have evolved to mitigate the problem, which include amplitude tapering, genetic ...

Abstract: Conventional beamforming with fixed-position antenna (FPA) arrays has a fundamental trade-off between maximizing the signal power (array gain) over a desired direction and simultaneously ...