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We apply the statefinder diagnostic to the holographic dark energy models, including the original holographic dark energy (HDE) model, the new holographic dark energy model, the new agegraphic dark energy (NADE) model, and the Ricci dark…

Cosmology and Nongalactic Astrophysics · Physics 2014-04-30 Jing-Lei Cui , Jing-Fei Zhang

The paper investigates the Tsallis holographic dark energy (THDE) model in accordance with the apparent horizon as an infrared cut-off, in a non-flat universe. The cosmological evolution of the deceleration parameter and equation of state…

General Physics · Physics 2020-01-16 Vipin Chandra Dubey , Umesh Kumar Sharma , A. Beesham

The manuscript presents the dynamics of Tsallis holographic dark energy (THDE) and R\'enyi holographic dark energy (RHDE) prescribed by a non-linear interaction in the FRW spacetime and for a scale factor evolving with a composite power…

General Relativity and Quantum Cosmology · Physics 2020-06-22 Snehasish Bhattacharjee

The paper explores the interacting Tsallis holographic dark energy (THDE) model in a non-flat universe following an infrared cutoff as the apparent horizon. The equation of state (EoS) and the deceleration parameter of THDE model are…

General Physics · Physics 2021-08-02 Umesh Kumar Sharma , Vipin Chandra Dubey , A. Pradhan

In this paper we study the holographic dark energy model proposed by Li from the statefinder viewpoint. We plot the evolutionary trajectories of the model with $c=1$ in the statefinder parameter-planes. The statefinder diagrams characterize…

Astrophysics · Physics 2010-04-06 Xin Zhang

The main purpose of this work is to distinguish various holographic type dark energy (DE) models, including the $\Lambda$HDE, HDE, NADE and RDE model, by using various diagnostic tools. The first diagnostic tool is the Statefinder…

Cosmology and Nongalactic Astrophysics · Physics 2018-01-03 Ze Zhao , Shuang Wang

Evolution of the universe with modified holographic Ricci dark energy model is considered. Dependency of the equation of state parameter and deceleration parameter on the redshift and model parameters are obtained. It is shown that the…

Cosmology and Nongalactic Astrophysics · Physics 2019-05-13 Titus K Mathew , Jishnu Suresh , Divya Divakaran

In this work, I framed the Renyi and Tsallis Holographic Dark Energy (HDE) models within the presence of a spatially flat and isotropic FRW model filled with matter and dark energy in teleparallel gravity. The energy densities of Renyi HDE…

General Relativity and Quantum Cosmology · Physics 2021-05-11 A. Y. Shaikh

We apply a series of null diagnostics based on the statefinder hierarchy to diagnose different holographic dark energy models including the original holographic dark energy, the new holographic dark energy, the new agegraphic dark energy,…

Cosmology and Nongalactic Astrophysics · Physics 2014-10-16 Jing-Fei Zhang , Jing-Lei Cui , Xin Zhang

In this work, we have considered the recently proposed new Tsallis Agegraphic Dark Energy model (NTADE) (Mod. Phys. Lett. A 34, 1950086, 2019) within the framework of a flat Friedmann-Robertson-Walker(FRW) Universe by taking various values…

General Relativity and Quantum Cosmology · Physics 2021-05-18 Umesh Kumar Sharma , Shikha Srivastava

A new model of dark energy namely "ghost dark energy model" has recently been suggested to interpret the positive acceleration of cosmic expansion. The energy density of ghost dark energy is proportional to the hubble parameter. In this…

General Relativity and Quantum Cosmology · Physics 2015-06-04 M. Malekjani , A. Khodam-Mohammadi

In this work, we have analyzed the cosmology of the Tsallis holographic dark energy (THDE), a particular case of Nojiri-Odintsov HDE proposed in [S. Nojiri and S. D. Odintsov, \textit{Gen. Relativ. Gravit.} \textbf{38} (2006), 1285;…

General Relativity and Quantum Cosmology · Physics 2026-04-23 Sanjeeda Sultana , Chayan Ranjit , Surajit Chattopadhyay , Ertan Güdekli

Many dark energy (DE) models have been proposed, in recent years, to explain acceleration of the Universe expansion. It seems necessary to discriminate the various DE models in order to check the viability of each model. Statefinder…

General Relativity and Quantum Cosmology · Physics 2015-04-17 S. Ghaffari , A. Sheykhi , M. H. Dehghani

In this paper, we investigate the holographic dark energy model with interaction between dark energy and dark matter, from the statefinder viewpoint. We plot the trajectories of the interacting holographic dark energy model for different…

Astrophysics · Physics 2009-06-23 Jingfei Zhang , Xin Zhang , Hongya Liu

We apply the statefinder hierarchy plus the fractional growth parameter to explore the extended Ricci dark energy (ERDE) model, in which there are two independent coefficients $\alpha$ and $\beta$. By adjusting them, we plot evolution…

Cosmology and Nongalactic Astrophysics · Physics 2015-07-06 Fei Yu , Jing-Lei Cui , Jing-Fei Zhang , Xin Zhang

Statefinder diagnostic is a useful method which can differ one dark energy model from each others. In this letter, we apply this method to a holographic dark energy model from Ricci scalar curvature, called the Ricci dark energy model(RDE).…

High Energy Physics - Theory · Physics 2008-12-18 Chao-Jun Feng

Recently, a new dark energy model called $\Lambda$HDE was proposed. In this model, dark energy consists of two parts: cosmological constant $\Lambda$ and holographic dark energy (HDE). Two key parameters of this model are the fractional…

Cosmology and Nongalactic Astrophysics · Physics 2016-04-14 Lanjun Zhou , Shuang Wang

The cosmological implications of New Tsallis holographic dark energy (NTHDE) in Rastall theory have been studied. Using the data set that includes DESI BAO (DR2), PantheonPlus SNe Ia, H(z) measurements, and BBN and the MCMC analysis, the…

Cosmology and Nongalactic Astrophysics · Physics 2025-12-11 N. Sadeghnezhad , R. Jalalzadeh , Z. Davari , B. Afshar

In this paper, we have examined the R$\acute{e}$nyi holographic dark energy (RHDE) model in the framework of an isotropic and spatially homogeneous flat FLRW (Friedmann- Lema$\hat i$tre-Robertson-Walker) Universe by considering different…

General Relativity and Quantum Cosmology · Physics 2020-08-05 Vipin Chandra Dubey , Ambuj Kumar Mishra , Umesh Kumar Sharma

In the present work, we perform a comparative study of different interacting dark energy (DE) models using the Statefinder diagnostics. In particular, 17 different forms of the energy transfer rate $Q$ between DE and dark matter (DM) were…

General Relativity and Quantum Cosmology · Physics 2023-10-09 Raul Carrasco , Angel Rincon , Joel Saavedra , Nelson Videla
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