Vortex beams' orbital angular momentum (OAM) has important application value in optical communication and other fields. Accurate measurement of their OAM topological charges is required for the ...

Orbital angular momentum (OAM) signal mode crosstalk and energy loss induced by atmospheric turbulence are challenging phenomena commonly occurring in high-capacity and high-speed OAM-based free-space ...

When NASA's DART spacecraft slammed into the asteroid moon Dimorphos in September 2022, it didn't just change the asteroid's ...

Recent findings confirm the conservation of orbital angular momentum in single-photon interactions, reinforcing fundamental ...

How does a planetary defense mission intended to push an asteroid off course manage to release a torrent of boulders with the same momentum as the spacecraft? NASA’s groundbreaking experiment, the ...

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