Results 11 to 20 of about 166,709,059 (292)

The large-scale structure of the Universe [PDF]

open access: yesNature, 2006
Invited review to Nature (27 April 2006 issue), Early Universe Supplement, 34 pages, 6 figures (partially size reduced)
Springel, V., Frenk, C., White, S.
openaire   +4 more sources

Large Scale Structure of the Universe [PDF]

open access: yesSymposium - International Astronomical Union, 1997
How is the universe organized on large scales? How did this structure evolve from the unknown initial conditions of a rather smooth early universe to the present time? The answers to these questions will shed light on the cosmology we live in, the amount, composition and distribution of matter in the universe, the initial spectrum of density ...
openaire   +4 more sources

Magnetic Fields in the Large-Scale Structure of the Universe [PDF]

open access: yesSpace Science Reviews, 2011
Accepted for publication in Space Science Reviews.
Ryu, D.   +4 more
openaire   +4 more sources

Field-level Neural Network Emulator for Cosmological N-body Simulations

open access: yesThe Astrophysical Journal, 2023
We build a field-level emulator for cosmic structure formation that is accurate in the nonlinear regime. Our emulator consists of two convolutional neural networks trained to output the nonlinear displacements and velocities of N -body simulation ...
Drew Jamieson   +5 more
doaj   +1 more source

Ho’oleilana: An Individual Baryon Acoustic Oscillation?

open access: yesThe Astrophysical Journal, 2023
Theory of the physics of the early hot universe leads to a prediction of baryon acoustic oscillations (BAOs) that has received confirmation from the pairwise separations of galaxies in samples of hundreds of thousands of objects.
R. Brent Tully   +2 more
doaj   +1 more source

Disentangling Modified Gravity and Massive Neutrinos with Intrinsic Shape Alignments of Massive Halos

open access: yesThe Astrophysical Journal, 2023
We present two new diagnostics based on the intrinsic shape alignments of group/cluster size dark matter halos to disentangle the effect of f ( R ) gravity from that of massive neutrinos.
Jounghun Lee, Suho Ryu, Marco Baldi
doaj   +1 more source

On the ε cosmological parameter [PDF]

open access: yesSerbian Astronomical Journal, 2015
In the paper On asymptotic solutions of Friedmann equations (Mijajlović et al. 2012), the theory of regularly varying functions in the sense of Karamata is applied in an asymptotic analysis of solutions of Friedmann equations.
Mijajlović Ž., Pejović N., Marić V.
doaj   +1 more source

Voids and the large-scale structure of the Universe [PDF]

open access: yes, 2022
The Cosmic Web describes the distribution of matter on the largest scales of the Universe. It is composed of dense regions full of galaxies, long filamentary structures and low density voids. In this thesis we introduce the Cosmic Web and we focus on the
Picciano, Valentina
core  

Radius-dependent Spin Transition of Dark Matter Halos

open access: yesThe Astrophysical Journal, 2023
A numerical detection of the radius-dependent spin transition of dark matter halos is reported. Analyzing the data from the IllustrisTNG simulations, we measure the halo spin vectors at several inner radii within the virial boundaries and investigate ...
Jun-Sung Moon, Jounghun Lee
doaj   +1 more source

Advances and visions in large-scale hydrological modelling : findings from the 11th Workshop on Large-Scale Hydrological Modelling [PDF]

open access: yes, 2008
Large-scale hydrological modelling has become increasingly wide-spread during the last decade. An annual workshop series on large-scale hydrological modelling has provided, since 1997, a forum to the German-speaking community for discussing recent ...
K. Berkhoff   +21 more
core   +3 more sources

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