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We present a quintessence model for the dark energy in which the quintessence scalar field is produced by the decay of a super heavy dark matter and gradually condensate to a classical scalar field. This model can explain both the smallness…

高能物理 - 唯象学 · 物理学 2009-11-11 Houri Ziaeepour

We discuss how to formulate a quantum field theory of dark energy interacting with dark matter. We show that the proposals based on the assumption that dark matter is made up of heavy particles with masses which are very sensitive to the…

高能物理 - 理论 · 物理学 2017-03-09 Guido D'Amico , Teresa Hamill , Nemanja Kaloper

We perform a full dynamical analysis by considering the interactions between dark energy and radiation, and dark energy and dark matter. We find that the interaction helps alleviate the coincidence problem for the quintessence model.

宇宙学与河外天体物理 · 物理学 2011-04-12 Yi Zhang , Hui Li , Yungui Gong , Zong-Hong Zhu

Dark energy and dark matter are two of the biggest mysteries of modern cosmology, and our understanding of their fundamental nature is incomplete. Many parameterizations of couplings between the two in the continuity equation have been…

广义相对论与量子宇宙学 · 物理学 2021-06-25 Kevin J. Ludwick , Holston Sebaugh

We argue that Dark Matter can be described by an interacting field theory with a mass parameter of the order of the proton mass and an interaction coupling of the order of the QED coupling.

广义相对论与量子宇宙学 · 物理学 2008-11-26 Elcio Abdalla , Bin Wang

Models with dark energy decaying into dark matter have been proposed to solve the coincidence problem in cosmology. We study the effect of such coupling in the matter power spectrum. Due to the interaction, the growth of matter density…

天体物理学 · 物理学 2008-11-26 G. Olivares , F. Atrio-Barandela , D. Pavon

Interacting Dark Energy and Dark Matter is used to go beyond the standard cosmology. We base our arguments on Planck data and conclude that an interaction is compatible with the observations and can provide a strong argument towards…

宇宙学与河外天体物理 · 物理学 2014-05-28 André A. Costa , Xiao-Dong Xu , Bin Wang , Elisa G. M. Ferreira , E. Abdalla

In this work, we have considered the flat FRW model of the universe filled with electro-magnetic field. First, the Maxwell's electro-magnetic field in linear form has been discussed and after that the modified Lagrangian in non-linear form…

综合物理 · 物理学 2015-05-27 Sayani Maity , Shuvendu Chakraborty , Ujjal Debnath

In the scalar theory of gravitation with a preferred reference frame, a consistent formulation of electrodynamics in the presence of gravitation needs to introduce an additional energy tensor: the interaction energy tensor. This energy is…

综合物理 · 物理学 2023-02-21 Mayeul Arminjon

We consider the coupling of quintessence to observable matter in supergravity and study the dynamics of both supersymmetry breaking and quintessence in this context. We investigate how the quintessence potential is modified by supersymmetry…

高能物理 - 理论 · 物理学 2008-11-26 Philippe Brax , Jerome Martin

Interaction between dark matter and dark energy as one of not completely solved problems in cosmology has been studied extensively. This interaction affects the cosmic structures. In this regard, the shape of cosmic voids can be influenced…

宇宙学与河外天体物理 · 物理学 2025-10-08 Zeinab Rezaei

This paper has been withdrawn by the authors. Please see [arXiv:1208.3224]. We investigate a model where dark energy is caused by the photon field coupling to gravitation. The cosmological background expectation value of the electromagnetic…

广义相对论与量子宇宙学 · 物理学 2016-11-25 Metin Arik , N. Katirci

We investigate the dynamics of an algebraically coupled quintessence field with a dark matter fluid, focusing on particle production through the action principle via a modified interaction Lagrangian. The interaction parameter serves as the…

广义相对论与量子宇宙学 · 物理学 2025-07-29 Saddam Hussain

We consider a model where both dark energy and dark matter originate from the coupling of a scalar field with a non-conventional kinetic term to, both, a metric measure and a non-metric measure. An interacting dark energy/dark matter…

广义相对论与量子宇宙学 · 物理学 2015-06-11 Stefano Ansoldi , Eduardo I. Guendelman

Models where Dark Matter and Dark Energy interact with each other have been proposed to solve the coincidence problem. We review the motivations underlying the need to introduce such interaction, its influence on the background dynamics and…

宇宙学与河外天体物理 · 物理学 2016-08-24 B. Wang , E. Abdalla , F. Atrio-Barandela , D. Pavon

A model consisting of quintessence scalar field interacting with cold dark matter is considered. Conditions required to reach $w_d=-1$ are discussed. It is shown that depending on the potential considered for the quintessence, reaching the…

广义相对论与量子宇宙学 · 物理学 2010-06-17 H. Mohseni Sadjadi

In the context of the induced matter theory of gravity, we investigate the possibility of deriving a 4D quintessential scenario where an interaction between dark energy and dark matter is allowed, and the dark energy component is modeled by…

广义相对论与量子宇宙学 · 物理学 2009-08-11 L. M. Reyes , Jose Edgar Madriz Aguilar

A model concerning particle theory and cosmology is proposed. Matter field, dark matter and dark energy are created by an energy flow from space to primordial matter fields at the phase transition in the early universe.

综合物理 · 物理学 2024-10-08 Masayasu Tsuge

The accumulation of dark matter near the Earth is considered. We analyze the case of long range interaction forces. Additional density of the dark matter at the Earth's surface is calculated. We show that this density exceeds the mean…

核实验 · 物理学 2011-09-16 M. S. Onegin , A. P. Serebrov , O. M. Zherebtsov

We explore unification of dark matter and dark energy in a theory containing a scalar field of non-Lagrangian type, obtained by direct insertion of a kinetic term into the energy-momentum tensor. This scalar is different from quintessence,…

宇宙学与河外天体物理 · 物理学 2013-05-29 Changjun Gao , Martin Kunz , Andrew R Liddle , David Parkinson
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