... One may be concerned that imposing all these condi- tions require severe fine tuning and the solution is highly nongeneric. Note, however, that this fine tuning must not be imposed. The parameters Q, m, M of the ...

8

... Recently the exploration problem has been examined also when the network is unsafe [5, 8, 9, 10, 11, 16]. The danger considered is the presence in the network of a **black** **hole** ( Bh ), a node that disposes of ...

20

... spacetime. **Black** **hole** solutions have been found in this theory, in particular an asymptotically anti-de Sitter rotating **black** ...horizon, **black** **hole** area and distance to the horizon, ...

10

... In this paper we studied the interaction of a supermassive binary **black** **hole** with a self-gravitating circumbinary gaseous disc. Our focus has been on subparsec scales, where binary hardening due to stellar ...

10

... where d V 1;2 denotes the velocity space of the colliding particles. The preceding equation tells us the number of annihilations taking place locally. Our objective is of course to find the flux of massless particles ...

10

... The subscript in (M 2 ) refers to the fact that this is evolution sce- nario number two. Eq. (12) suggests that for (d > 1) the growth rate due to thermal motion inside of the earth would be too slow to do any harm ...

6

... of **black** **hole** (BH) demographics locally are increas- ingly providing a strong constraint on models that explain the as- sembly and growth of BHs in the ...ultra-massive **black** holes (UMBHs) 1 ought to ...

8

... of **black** **hole** binary systems), gravitational waves provide a new powerful way to study astrophysical and cosmological phenomena, com- plementary but essentially different to the study of the electromagnetic ...

103

... Supermassive **black** **hole** (BH) binaries are currently postulated to form in the aftermath of galaxy mergers (Begelman et ...central **black** holes are con- ducive to the formation of eccentric BH binaries ...

10

... If **black** **hole** spin were the dominant factor in setting jet power, we would have expected ASASSN-15lh to host a jet at least comparable in strength to ASASSN-14li (as we have inferred a high **black** ...

56

... a **black** **hole** spacetime in the Unruh state and an uniformly accelerating observer in a Minkowski spacetime in the Minkowski vacuum, considering that both situations are parallel and should not be ...

15

... massive **black** holes may thus lurk just below the detection limit of deep X-ray AGN ...low-mass **black** holes in z ∼ ...of **black** **hole** for- mation and growth in the universe and the physical ...

6

... Metzger et al. 2015; Bersten et al. 2016; Kozyreva et al. 2016; Coughlin & Armitage 2018; Sukhbold & Woosley 2016), which have attempted to explain its remarkable observational features. ASASSN-15lh was initially ...

12

... supermassive **black** **hole** is initially completely surrounded by dust, before radiation pressure removes it and a “classical” unobscured quasar is visible ...

22

... Numerical relativity is an essential tool in studying the coalescence of binary **black** **hole** systems (BBHs). It is still computationally prohibitive to cover the BBH parameter space exhaustively, making ...

204

... this zero splits up into two zeros, where the outer zero corresponds to the apparent event horizon. As also shown in figure (1) this outer horizon grows for large BH masses (r → ∞) and approaches the classical event ...

13

... By taking into account a running of the gravitational coupling constant with an ultra violet fixed point, an improvement of classical **black** **hole** spacetimes in extra dimensions is studied. It is found that ...

7

... that **black** holes could be treated as consisting of a Bose – Einstein condensate of ...the **black** **hole** gravitational ...the **black** **hole** ...the **black** **hole** characteristics ...

18

... with **black** holes in quantum gravity is that, as they evaporate, the usual defini- tion based on global structure of spacetime is ill ...large **black** **hole** radiating very little and, thus, remaining ...

5

... We use a combination of a cosmological N-body simulation of the concordance cold dark matter paradigm and a semi-analytic model of galaxy formation to investigate the spin development of central supermassive **black** ...

12