and cosmology scalar field dark matter is a classical, minimally coupled, scalar field postulated to account for the inferred dark matter. The universe...
10 KB (1,301 words) - 23:47, 11 November 2024
cold dark matter is a hypothetical form of cold dark matter proposed to solve the cuspy halo problem. It would consist of extremely light scalar particles...
4 KB (385 words) - 06:29, 13 April 2025
bosons Dark galaxy – A hypothesized galaxy with no, or very few, stars Scalar field dark matter – Classical, minimally coupled, scalar field postulated...
136 KB (14,840 words) - 04:47, 14 April 2025
Scalar field dark matter Weakly interacting massive particles Weakly interacting slender particles Cassé, M.; Fayet, P. (4–9 July 2005). Light Dark Matter...
14 KB (1,664 words) - 11:12, 21 January 2025
space, while scalar fields can vary. Yet other possibilities are interacting dark energy (see the section Dark energy § Theories of dark energy) an observational...
88 KB (9,849 words) - 02:10, 17 April 2025
Axion (redirect from Axion field)
needed] Ultralight axion (ULA) with m ~ 10−22 eV/c2 is a kind of scalar field dark matter that seems to solve the small scale problems of CDM. A single ULA...
74 KB (7,700 words) - 08:24, 31 March 2025
of Regge poles in Regge theory. A counterpart to odderons. Branons, scalar fields predicted in brane world models. Composite Higgs, models that consider...
16 KB (1,092 words) - 20:13, 10 March 2025
understand the nature of the universe, including galaxy formation, dark matter and dark energy. The simulation included many physical processes which are...
13 KB (1,323 words) - 02:33, 29 December 2024
leptons), which are believed to be the fundamental components of matter, or scalar fields, like the Higgs particles, which are used to introduced mass in...
80 KB (9,536 words) - 12:51, 7 April 2025
postulates the existence of a vector field, while elevating the three constants of the theory to scalar fields. In the weak-field approximation, STVG produces...
11 KB (1,688 words) - 16:43, 8 April 2025
In theoretical physics, a scalar–tensor theory is a field theory that includes both a scalar field and a tensor field to represent a certain interaction...
22 KB (3,465 words) - 02:28, 10 February 2025
the hypothesis through scalar field models instead, as is done in other alternative approaches to dark energy and dark matter. Arbey, Alexandre (2005)...
6 KB (779 words) - 14:45, 15 January 2025
spin. Scalar bosons are the subset of bosons with zero-valued spin. The name scalar boson arises from quantum field theory, which demands that fields of...
4 KB (406 words) - 22:00, 1 March 2025
Equation of state (cosmology) (redirect from Equation-of-state of dark energy)
distinguished from quintessence which has w ≠ − 1 {\displaystyle w\neq -1} . A scalar field ϕ {\displaystyle \phi } can be viewed as a sort of perfect fluid with...
8 KB (1,107 words) - 03:37, 27 January 2025
the Einstein field equations (EFE; also known as Einstein's equations) relate the geometry of spacetime to the distribution of matter within it. The...
34 KB (5,105 words) - 01:51, 29 March 2025
previously has been limited to actively accreting black holes. Scalar field dark matter Edge, A. C.; Smith, G. P.; Sand, D. J.; Treu, T.; Ebeling, H.;...
8 KB (863 words) - 03:04, 21 December 2024
the following ingredients: A unit vector field; A dynamical scalar field; A nondynamical scalar field; A matter Lagrangian constructed using an alternate...
14 KB (1,974 words) - 12:12, 29 March 2025
Lambda-CDM model (redirect from Lambda-Cold Dark Matter)
The Lambda-CDM, Lambda cold dark matter, or ΛCDM model is a mathematical model of the Big Bang theory with three major components: a cosmological constant...
93 KB (10,917 words) - 01:38, 17 April 2025
Princeton University proposed the first dynamical dark energy scalar field, or quintessence, model. Dark energy is the leading candidate for the mechanism...
10 KB (852 words) - 15:11, 9 February 2025
}^{a}} and B μ {\displaystyle B_{\mu }} and the scalar field φ {\displaystyle \varphi } . The scalar potential is given by V ( φ ) = − μ 2 φ † φ + λ (...
66 KB (7,521 words) - 16:43, 6 March 2025
Non-standard cosmology (section Exotic dark matter)
invoking dark matter. Originated by Jacob Bekenstein in 2004, it incorporates various dynamical and non-dynamical tensor fields, vector fields and scalar fields...
35 KB (4,535 words) - 02:19, 8 April 2025
Structure formation (section Dark matter structure)
pressure. As a result, dark matter begins to collapse into a complex network of dark matter halos well before ordinary matter, which is impeded by pressure...
17 KB (2,162 words) - 17:10, 5 March 2025
universal time coordinate acts with matter and non-gravitational fields to generate a scalar field. This scalar field acts together with all the rest to...
110 KB (15,207 words) - 05:10, 7 April 2025
real scalar field. A similar process can be done for other types of fields, including the complex scalar field, the vector field, and the Dirac field, as...
107 KB (14,885 words) - 22:36, 8 April 2025
The 4 Percent Universe (redirect from The 4 Percent Universe: Dark Matter, Dark Energy, and the Race to Discover the Rest of Reality)
book." Dark matter in fiction Exotic matter Mirror matter Negative mass Quintessence (physics) Scalar field dark matter Self-interacting dark matter Unparticle...
11 KB (1,194 words) - 16:23, 1 February 2025
Big Bang (section Dark matter)
matter in the universe. The four possible types of matter are known as cold dark matter (CDM), warm dark matter, hot dark matter, and baryonic matter...
150 KB (15,922 words) - 17:57, 16 April 2025
Modified Newtonian dynamics (category Dark matter)
objects through the external field effect, which is unique to MOND. Unsolved problem in physics: What is the nature of dark matter? Is it a particle, or do...
91 KB (11,130 words) - 13:30, 9 April 2025
Kinetic term (category Quantum field theory)
mixing is common in the phenomenology of dark photons. More general kinetic terms can also occur in scalar field theories in the form of non-linear sigma...
20 KB (2,632 words) - 16:23, 18 April 2025
Quintessence (physics) (category Dark energy)
In physics, quintessence is a hypothetical form of dark energy, more precisely a scalar field minimally coupled to gravity, postulated as an explanation...
15 KB (1,738 words) - 06:22, 14 April 2025
energy which varies in time (due to a portion of it being caused by a scalar field in the early universe) can solve the crisis in cosmology. Upcoming galaxy...
35 KB (4,273 words) - 09:24, 6 April 2025