Dark Matter in Galaxies
Dark Matter and the Assembly History of Massive Galaxies and Clusters
... of dark matter and stars in massive galaxies and clusters of galaxies, with the goal of understanding the physical processes that govern the observed structure and its ...evolution. ...
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Searching the Parameters of Dark Matter Halos on the Basis of Dwarf Galaxies’ Dynamics
... irregular galaxies. Naturally that these curves depend not only the dark matter, but on some baryonic parts (baryonic substrate, re- lativistic gas, ...
7
Rotating Disk Galaxies without Dark Matter Based on Scientific Reasoning
... of galaxies yielded a universal fitting formula with one fit parameter—the “acceleration scale”—to relate observed radial (centripetal) acceleration (as determined from rotation curves) to that from the “baryons” ...
13
A Unified Electro-Gravity Theory to Model Spiral Galaxies without Dark Matter
... spiral galaxies [1] have been sus- pected not to confirm to gravitational forces due to galax- ies’ visible mass as per the Newton’s Law of gravitation, which is known to work well in our day-to-day experience on ...
11
The Adiabatic Invariant of Dark Matter in Spiral Galaxies
... Collisionless dark matter can only expand ...of dark matter, we study spiral galaxies in the “Spitzer Photometry and Accurate Rotation Curves” (SPARC) ...of dark matter in ...
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No cores in dark matter-dominated dwarf galaxies with bursty star formation histories
... A post-processing step common to both APOSTLE and AURIGA is the identification of haloes and subhaloes. First, haloes are identi- fied using the ‘friends-of-friends’ (FOF) algorithm, in which dark matter ...
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Properties of local group galaxies in hydrodynamical simulations of sterile neutrino dark matter cosmologies
... these dark matter candidates, and thus the claimed signals, by exam- ining their effects on the properties of cosmic structure forma- ...‘cold’ dark matter (CDM) ...dwarf galaxies and ...
14
On the distribution of dark matter in clusters of galaxies
... the dark matter density profile in galaxy clusters has advanced rapidly during the course of my graduate school ...dominant dark cluster halo and that an NFW halo cannot explain the ...
222
The density profiles of dark matter halos in spiral galaxies
... V r re- lationship (see also M + 07), with the URCH and with the kinematics of 116 spirals of low luminosity objects. We find that the W + 10 “unique” velocity profile is essentially in agreement with the URC paradigm of ...
6
Weak gravitational lensing in the red-sequence cluster survey 2
... that galaxies are surrounded by dark matter ...the dark matter in galaxies has been studied using numerical simulations ...the dark matter and the baryonic content ...
209
Dark matter in spiral galaxies
... of dark m atter, there are clear trends emerging ...(i) dark m atter, (ii) errors in our assumption of Newtonian Mechanics or (iii) non-circular motions dominating across up to 2 scalelengths of the ...some ...
397
Finozzi, Fabrizio (2018): Triaxial models of massive elliptical galaxies. Dissertation, LMU München: Fakultät für Physik
... real galaxies varies from the center to the ...real galaxies (see Chapter ...early-type galaxies NGC 1600 (see Chapter 4) and NGC 5419 (see Chapter ...
193
Dark Matter without Matter
... By recent measurements of the redshift of galaxies one has found that the ex- pansion of the universe is likely to be accelerated. We therefore want to work out how the acceleration for individual models in ...
22
Galaxy formation near the epoch of reionization
... early galaxies (see Barkana & Loeb, 2001; Loeb & Barkana, 2001, for ...between galaxies and the IGM persisted even after the universe was finally and nearly completely ionized at z ∼ 6 (Fan et ...of ...
207
Brief History of Ultra-light Scalar Dark Matter Models
... comparing the de Broglie wave length of DM to the typical galaxy size. In [16] Membrado et al. calculated the rota- tion curve of self-gravitating boson halos using the ground state of the bosons, which later turned out ...
5
On Supersymmetry and the Origin of Dark Matter
... of dark matter in the Galaxy dic- tates the results of MOND, and in this case DM is tightly correlated with visible matter according to a fixed rela- ...as galaxies or galaxy clusters, that ...
11
The Spring of the Earth, the Sun and the Universe
... missing mass in the galaxies, dark matter, Hubble constant and the cosmological constant and all these problems can be solved by a simple 3 dimensional “spring”. There are rooms for the spring theory ...
8
Dark Matter
... important dark matter properties ...no matter how small the density of the dark matter, any vibration of the dark matter can be transmitted, only the speed becomes ...all ...
9
The galaxy-halo connection from a joint lensing, clustering and abundance analysis in the CFHTLenS/VIPERS field
... of dark matter haloes implied in the HOD formalism are observation- ally challenging to confirm and one has to rely on N-body sim- ...the dark matter halo profile (for a review, see Bartelmann ...
28
Modification of the Newtonian Dynamics in ΛFRW Cosmology an Alternative Approach to Dark Matter and Dark Energy
... of matter, the age of the universe in terms of the Hubble constant, pri- mordial nucleosynthesis (baryogenesis) and the forma- tion of structures beginning the primordial ...stars, galaxies and clusters of ...
9