Heavy Axions Can Disrupt ${\hat{I}}^3$-ray Bursts

Oindrila Ghosh, Sunniva Jacobsen, Tim Linden

Axion-like particles (ALPs) can be produced in the hot dense plasma of fireballs that develop in the initial stage of ${\hat{I}}^3$-ray burst (GRB) outflows. They can transport an enormous…