New #openaccess publication #SciPost #Physics

Null infinity as an inverted extremal horizon: Matching an infinite set of conserved quantities for gravitational perturbations

Shreyansh Agrawal, Panagiotis Charalambous, Laura Donnay
SciPost Phys. 20, 054 (2026)
https://scipost.org/SciPostPhys.20.2.054

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