IEEE

A Radial Line Array With Cylindrical-Hole Probe- Fed Helical Elements for Enhancing Aperture Efficiency and Power-Handling Capacity

Abstract: This letter presents a 60-element single-layer rectangular radial line helical array (RLHA). A new probe is designed to achieve single-layer RLHAs with a higher number of elements, with ...
IEEE

A Low-Power 256-Element Ka-Band CMOS Phased-Array Receiver With On-Chip Distributed Radiation Sensors for Small Satellite Constellations

Abstract: This article presents a low-power 256-element $Ka$ -band CMOS phased-array receiver utilizing ON-chip distributed radiation sensors for the low Earth orbit ...
THE WEEK

‘All of these elements push survivors into silence’

Migrant women in “agriculture, food processing, and domestic work face staggering rates of harassment and assault,” says Mónica Ramírez. The “lack of visibility, oversight and regulation of these jobs ...
csis.org

Greenland, Rare Earths, and Arctic Security

Just one day after the U.S. raid in Venezuela and capture of Nicolas Maduro, President Trump turned his sights northward to the island of Greenland. On January 5, President Trump affirmed, “we need ...