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gr-qc2026
Supermassive black hole seeds from direct collapse of CDM-curvature peaks
Marco Galoppo, Marco Bruni, Tomohiro Harada
We study black hole (BH) formation from the nonlinear growth and collapse of primordial perturbations during the matter-dominated era. Modelling cold dark matter (CDM) as pressurel…
gr-qc2015★ 22 cited
f(R) gravity on non-linear scales: The post-Friedmann expansion and the vector potential
Daniel B Thomas, Marco Bruni, Kazuya Koyama +2
Many modified gravity theories are under consideration in cosmology as the source of the accelerated expansion of the universe and linear perturbation theory, valid on the largest…