Intermediate-mass black holes

JE Greene, J Strader, LC Ho - Annual Review of Astronomy and …, 2020 - annualreviews.org
We describe ongoing searches for intermediate-mass black holes with M BH≈ 10–105 M⊙.
We review a range of search mechanisms, both dynamical and those that rely on accretion …

Nuclear star clusters

N Neumayer, A Seth, T Böker - The Astronomy and Astrophysics Review, 2020 - Springer
We review the current knowledge about nuclear star clusters (NSCs), the spectacularly
dense and massive assemblies of stars found at the centers of most galaxies. Recent …

The massive relic galaxy NGC 1277 is dark matter deficient-From dynamical models of integral-field stellar kinematics out to five effective radii

S Comerón, I Trujillo, M Cappellari, F Buitrago… - Astronomy & …, 2023 - aanda.org
According to the Λ cold dark matter (ΛCDM) cosmology, present-day galaxies with stellar
masses M⋆> 10 11 M⊙ should contain a sizable fraction of dark matter within their stellar …

Improved dynamical constraints on the masses of the central black holes in nearby low-mass early-type galactic nuclei and the first black hole determination for NGC …

DD Nguyen, AC Seth, N Neumayer… - The Astrophysical …, 2019 - iopscience.iop.org
Improved Dynamical Constraints on the Masses of the Central Black Holes in Nearby Low-mass
Early-type Galactic Nuclei and the First Black Hole Determination for NGC 205 - IOPscience …

Black hole mass scaling relations for early-type galaxies. I. MBH–M*, sph and MBH–M*, gal

N Sahu, AW Graham, BL Davis - The Astrophysical Journal, 2019 - iopscience.iop.org
Analyzing a sample of 84 early-type galaxies (ETGs) with directly measured supermassive
black hole masses—nearly doubling the sample size of such galaxies with multicomponent …

The black hole–bulge mass relation including dwarf galaxies hosting active galactic nuclei

Z Schutte, AE Reines, JE Greene - The Astrophysical Journal, 2019 - iopscience.iop.org
We present a new relationship between central black hole (BH) mass and host galaxy stellar
bulge mass extending to the lowest BH masses known in dwarf galaxies (M BH≲ 10 5 M⊙; …

A little FABLE: exploring AGN feedback in dwarf galaxies with cosmological simulations

S Koudmani, NA Henden… - Monthly Notices of the …, 2021 - academic.oup.com
Contrary to the standard lore, there is mounting observational evidence that feedback from
active galactic nuclei (AGN) may also play a role at the low-mass end of the galaxy …

Populating the Low-mass End of the MBH–Relation

VF Baldassare, C Dickey, M Geha… - The Astrophysical …, 2020 - iopscience.iop.org
We present high-resolution spectroscopy taken with the Keck Echellete Spectrograph and
Imager to measure stellar velocity dispersions for eight active dwarf galaxies (M*< 3× 10 9 …

Black Hole Mass Measurements of Radio Galaxies NGC 315 and NGC 4261 Using ALMA CO Observations

BD Boizelle, JL Walsh, AJ Barth, DA Buote… - The Astrophysical …, 2021 - iopscience.iop.org
Abstract We present Atacama Large Millimeter/submillimeter Array (ALMA) Cycle 5 and
Cycle 6 observations of CO (2− 1) and CO (3− 2) emission at 0 farcs 2− 0 farcs 3 resolution …

Supermassive black hole mass in the massive elliptical galaxy M87 from integral-field stellar dynamics using OASIS and MUSE with adaptive optics: assessing …

DA Simon, M Cappellari, J Hartke - Monthly Notices of the Royal …, 2024 - academic.oup.com
The massive elliptical galaxy M87 has been the subject of several supermassive black hole
mass measurements from stellar dynamics, gas dynamics, and recently the black hole …