Radiation Modes in FRB 20220912A Microshots and a Crab PSR nanoshot

J. I. Katz

A microshot from FRB 20220912A \citep{H23} satisfies the uncertainty relation $\Delta \omega \Delta t\ge 1$ by a factor of only $⪅3$. A Crab pulsar nanoshot \citep{HE07} exceeds this bou…