Abstract: The classical sparsity-based source identification method encounters the basis mismatch problem due to discretizing the focus region and assuming that acoustic sources are on-grid. This ...
Abstract: This brief presents a K-band four-element dual-beam phased-array receiver in 65-nm CMOS SOI to enhance the Tx-band rejection for low-earth-orbit satellite communication (SATCOM) applications ...
The Artemis 2 team is preparing to roll the SLS-Orion stack off the launch pad. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space ...
WASHINGTON — Just 24 hours after setting a March 6 launch date for the Artemis 2 mission, NASA announced Feb. 21 that a problem with the Space Launch System upper stage will delay the launch. In a ...