The largest radio telescope FAST detects 90% circular polarization and rapidly changing linear polarization in the bursts of ...

Now, thanks to the latest advances in radio observatories, scientists are uncovering an entire "low surface brightness universe" teeming with circular curiosities, according to a team of ...

The team's breakthrough 2D metamaterial converts the linearly polarized electromagnetic waves into circular polarization ... high performance even when radio signals glance across it at angles ...

Unlike visible light or radio waves, THz waves can reveal structural ... and efficient switching between linear, elliptical, and circular polarization states. Critically, the device maintains ...