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20202026
most citedBardeen black hole surrounded by perfect fluid dark matter

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astro-ph.CO2026

Purely quadratic non-Gaussianity from tachyonic instability: Primordial black holes and scalar-induced gravitational waves

He-Xu Zhang, Mei Huang

We investigate primordial black hole (PBH) formation in a cosmological scenario where curvature perturbations follow purely quadratic non-Gaussianity, ,…