The outer open-ring excites a single resonant mode at a low frequency of 2.45 GHz. The outer annular ring is shorted to the ground plane by a shorting pin to miniaturize the antenna size and ...

Abbott said the Tendyne system addresses a significant unmet need in cardiac care, providing an option for patients ineligible for open heart surgery and whose valves cannot be successfully repaired ...

Abstract: Ring shaped defected ground structure (DGS) is explored to reduce mutual coupling between two circular microstrip patches. Reduction by about 4 dB has been demonstrated employing simulation ...

Abbott (NYSE: ABT) announced today that it received FDA approval for its Tendyne transcatheter mitral valve replacement (TMVR ...

NASA explains how a safely view a 'ring of fire' annular solar eclipse. WARNING: People should always use protective solar eclipse eyewear when viewing a solar eclipse. Credit: NASA Goddard Space Flig ...

A timelapse of the 2023 annular solar eclipse as seen from outside Great Basin National Park in Ely Nevada. Captured with a ...