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We investigate how dark energy properties impact the cosmological limits on the total mass of active neutrinos. We consider two typical, simple dark energy models (that have only one more additional parameter than $\Lambda$CDM), i.e., the…

Cosmology and Nongalactic Astrophysics · Physics 2016-05-04 Xin Zhang

We investigate how the properties of dark energy affect the cosmological measurements of neutrino mass and extra relativistic degrees of freedom. We limit ourselves to the most basic extensions of $\Lambda$ cold dark matter (CDM) model,…

Cosmology and Nongalactic Astrophysics · Physics 2017-05-24 Ming-Ming Zhao , Yun-He Li , Jing-Fei Zhang , Xin Zhang

Taking into account the mass splittings between three active neutrinos, we investigate impacts of dark energy on constraining the total neutrino mass $\sum m_{\nu}$ by using recent cosmological observations. We consider two typical dark…

Cosmology and Nongalactic Astrophysics · Physics 2016-10-25 Sai Wang , Yi-Fan Wang , Dong-Mei Xia , Xin Zhang

In this work, we investigate the constraints on the total neutrino mass in the scenario of vacuum energy interacting with cold dark matter (abbreviated as I$\Lambda$CDM) by using the latest cosmological observations. We consider four…

Cosmology and Nongalactic Astrophysics · Physics 2020-11-16 Hai-Li Li , Jing-Fei Zhang , Xin Zhang

Considering the mass splittings of three active neutrinos, we investigate how the nature of dark energy affects the cosmological constraints on the total neutrino mass $\sum m_\nu$ using the latest cosmological observations. In this paper,…

Cosmology and Nongalactic Astrophysics · Physics 2020-12-02 Ming Zhang , Jing-Fei Zhang , Xin Zhang

We investigate how the dark energy properties impact the constraints on the total neutrino mass in interacting dark energy (IDE) models. In this study, we focus on two typical interacting dynamical dark energy models, i.e., the interacting…

Cosmology and Nongalactic Astrophysics · Physics 2019-08-13 Lu Feng , Hai-Li Li , Jing-Fei Zhang , Xin Zhang

Recently, DESI has released baryon acoustic oscillation (BAO) data, and DES has also published its five-year supernova (SN) data. These observations, combined with cosmic microwave background (CMB) data, support a dynamically evolving dark…

Cosmology and Nongalactic Astrophysics · Physics 2025-04-09 Guo-Hong Du , Peng-Ju Wu , Tian-Nuo Li , Xin Zhang

We investigate the constraints on total neutrino mass in the scenario of vacuum energy interacting with cold dark matter. We focus on two typical interaction forms, i.e., $Q=\beta H\rho_{\rm c}$ and $Q=\beta H\rho_{\Lambda}$. To avoid the…

Cosmology and Nongalactic Astrophysics · Physics 2018-08-30 Rui-Yun Guo , Jing-Fei Zhang , Xin Zhang

Recent cosmological analyses based on DESI and CMB data have revealed a tension between the inferred sum of neutrino masses and the minimum value allowed by neutrino oscillation experiments, when assuming an underlying $\Lambda$CDM model of…

Cosmology and Nongalactic Astrophysics · Physics 2026-05-21 Cihad Kıbrıs , Willem Elbers , Özgür Akarsu , Eleonora Di Valentino

The latest cosmological constraints on the sum of the neutrino masses depend on prior physical assumptions about the mass spectrum. To test the accordance of cosmological and laboratory constraints in the absence of such priors, we…

Cosmology and Nongalactic Astrophysics · Physics 2025-02-14 Willem Elbers , Carlos S. Frenk , Adrian Jenkins , Baojiu Li , Silvia Pascoli

We investigate the impacts of dark energy on constraining massive (active/sterile) neutrinos in interacting dark energy (IDE) models by using the current observations. We employ two typical IDE models, the interacting $w$ cold dark matter…

Cosmology and Nongalactic Astrophysics · Physics 2020-05-14 Lu Feng , Dong-Ze He , Hai-Li Li , Jing-Fei Zhang , Xin Zhang

We briefly review the recent results of constraining neutrino mass in dynamical dark energy models using cosmological observations and summarize the findings. (i) In dynamical dark energy models, compared to $\Lambda$CDM, the upper limit of…

Cosmology and Nongalactic Astrophysics · Physics 2017-04-19 Xin Zhang

We constrain the neutrino mass in the scenario of vacuum energy interacting with cold dark matter by using current cosmological observations. To avoid the large-scale instability problem in interacting dark energy models, we employ the…

Cosmology and Nongalactic Astrophysics · Physics 2017-05-22 Rui-Yun Guo , Yun-He Li , Jing-Fei Zhang , Xin Zhang

Over the last decades, tests on the standard model of cosmology, the so-called $\Lambda$CDM model, have been widely analysed and compared with many different models for describing dark energy. Modified gravities have played an important…

General Relativity and Quantum Cosmology · Physics 2024-12-13 Sergei D. Odintsov , Diego Sáez-Chillón Gómez , German S. Sharov

Combining cosmic microwave background (CMB) data from Planck satellite data, Baryon Acoustic Oscillations (BAO) measurements and Type Ia supernovae (SNe Ia) data, we obtain the bounds on total neutrino masses $M_\nu$ with the approximation…

Cosmology and Nongalactic Astrophysics · Physics 2020-10-19 Zhenjie Liu , Haitao Miao

We study the influence of the temperature-dependent interaction between dark matter (DM) and neutrinos on the measurement of cosmological parameters. We pay attention to the neutrino mass effects, so that the derivation of Boltzmann…

Cosmology and Nongalactic Astrophysics · Physics 2026-02-23 Ren-Peng Zhou , Da Huang

In the past decade or so observations of supernovae, Large Scale Structures (LSS), and the Cosmic Microwave Background (CMB) have confirmed the presence of what is called dark energy - the cause of accelerating expansion of the Universe.…

Cosmology and Nongalactic Astrophysics · Physics 2012-08-14 Houri Ziaeepour

We test the models of vacuum energy interacting with cold dark matter and try to probe the possible deviation from the $\Lambda$CDM model using current observations. We focus on two specific models, $Q=3\beta H\rho_{\Lambda}$ and $Q=3\beta…

Cosmology and Nongalactic Astrophysics · Physics 2016-01-15 Yun-He Li , Jing-Fei Zhang , Xin Zhang

We investigate how the dark energy properties change the cosmological limits on sterile neutrino parameters by using recent cosmological observations. We consider the simplest dynamical dark energy models, the $w$CDM model and the…

Cosmology and Nongalactic Astrophysics · Physics 2018-03-21 Lu Feng , Jing-Fei Zhang , Xin Zhang

We investigate the constraints on cosmological parameters especially for EoS of dark energy, inflationary parameters, neutrino mass and curvature of universe using simulated Planck data. Firstly we determine cosmological parameters with…

Astrophysics · Physics 2014-11-18 Jun-Qing Xia , Hong Li , Gong-Bo Zhao , Xinmin Zhang
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