126 citations · 263 across the 15 of their papers we have counts for
20 papers
Assessing the consistency of the CPL dark-energy model with cosmological data: Simulation-calibrated neural posterior disagreement
Tian-Yang Sun, Tian-Nuo Li, Guo-Hong Du +3
Recent DESI observations hint at a preference for dynamical dark energy with an equation of state that crosses the phantom divide within the Chevallier-Polarski-Linder (CPL) parame…
Constraints on interacting dark energy with a constant equation of state in light of DESI DR2: The role of the interaction term
Zhao-Yu Li, Tian-Nuo Li, Guo-Hong Du +4
Recent DESI baryon acoustic oscillation (BAO) analyses suggest a preference for an evolving dark energy equation of state (EoS) that crosses the phantom divide . Interactions…
A chain theorem for planar PM-compact bricks
Yaxian zhang, Qiuli Li, Fuliang Lu
A connected graph is matching covered if it contains at least one edge and every edge belongs to some perfect matching of . A matching covered graph is a brick if it is 3-co…
Dark Energy in the DESI Era: A Brief Review of Evidence, Beyond-CDM Interpretations, and Tensions
Tian-Nuo Li, Guo-Hong Du, Hao Wang +3
Recent baryon acoustic oscillation measurements from DESI provide important new clues for reassessing whether the standard CDM model offers a sufficient description of the late-…
Neutrino mass constraints in the Schwarzschild-de Sitter black-hole dark energy model with ACT DR6 and DESI DR2 data
Sheng-Han Zhou, Tian-Nuo Li, Guo-Hong Du +4
Recent DESI observations have posed new challenges to CDM, showing a preference for dynamical dark energy and yielding neutrino mass constraints within CDM that approach the…
Metastability in Emergent Dark Energy: A New Framework Confronting Cosmological Observations
Xiaolei Li, Tonghua Liu, Tian-Nuo Li +3
We propose the Metastable Emergent Dark Energy (MEDE) model, a novel phenomenological extension of the Phenomenological (PEDE) and Generalized (GEDE) Emergent Dark Energy framework…
Neutrino mass constraints in interacting dark energy models after DESI DR2
Hui Li, Guo-Hong Du, Tian-Nuo Li +4
Recent DESI observations indicate a deviation from the CDM model, showing a preference for dynamical dark energy and thereby relaxing the upper limit on the neutrino mass within…
Resolving the Hubble Tension in the Early Dark Energy Framework with JWST and DESI Data
Guo-Hong Du, Tian-Nuo Li, Lu Yin +4
In the JWST and DESI era, the JWST high-redshift galaxy observations and DESI baryon acoustic oscillation (BAO) measurements severely challenge the standard CDM model, while the…
Evidence for deviation in gravitational light deflection from general relativity at cosmological scales with KiDS-Legacy and CMB lensing
Guo-Hong Du, Tian-Nuo Li, Tonghua Liu +2
General relativity (GR) faces challenges from cosmic acceleration and observational tensions, necessitating stringent tests at cosmological scales. In this work, we probe GR deviat…
Joint constraints on cosmic birefringence and early dark energy from ACT, Planck, DESI, and PantheonPlus
Lu Yin, Guo-Hong Du, Tian-Nuo Li +1
With the increasing number of high-precision astronomical observations, physical quantities that were previously inaccessible to accurate calculations, such as cosmic birefringence…
Robust Preference for Dark Sector Interactions
Tian-Nuo Li, William Giarè, Guo-Hong Du +4
Recent DESI baryon acoustic oscillation data reveal deviations from CDM cosmology, conventionally attributed to dynamical dark energy (DE). We demonstrate that these deviations…
Conditional variational autoencoders for cosmological model discrimination and anomaly detection in cosmic microwave background power spectra
Tian-Yang Sun, Tian-Nuo Li, He Wang +2
The cosmic microwave background power spectra are a primary window into the early universe. However, achieving interpretable compression and fast inference diagnostics under weak m…
Model-independent late-universe measurements of and with the parametrization based on cosmic age-improved inverse distance ladder
Guo-Hong Du, Tian-Nuo Li, Jia-Le Ling +3
The standard model has encountered serious challenges and the tension has become more significant with increasingly precise cosmological observations. Meanwhile,…
Alleviating the tension through the interacting dark energy model from quantum gravitational field theory in light of DESI DR2
Yi-Min Zhang, Tian-Nuo Li, Guo-Hong Du +4
Recent DESI DR2 data has shown a significant preference for dynamical dark energy, yet this has further exacerbated the tension. In this work, we explore the potential of int…
Updated constraints on interacting dark energy: A comprehensive analysis using multiple CMB probes, DESI DR2, and supernovae observations
Tian-Nuo Li, Guo-Hong Du, Yun-He Li +4
Recent DESI baryon acoustic oscillation (BAO) measurements, combined with Planck cosmic microwave background (CMB) data and DESY5 type Ia supernova (SN) data, indicate a significan…
Cosmological preference for a positive neutrino mass at 2.7: A joint analysis of DESI DR2, DESY5, and DESY1 data
Guo-Hong Du, Tian-Nuo Li, Peng-Ju Wu +2
Neutrinos and dark energy (DE) have entered a new era of investigation, as the latest DESI baryon acoustic oscillation measurements tighten the constraints on the neutrino mass and…
Impacts of dark energy on weighing neutrinos after DESI BAO
Guo-Hong Du, Peng-Ju Wu, Tian-Nuo Li +1
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…
Constraints on Interacting Dark Energy Models from the DESI Baryon Acoustic Oscillation and DES Supernovae Data
Tian-Nuo Li, Peng-Ju Wu, Guo-Hong Du +4
The recent results from the first year baryon acoustic oscillations (BAO) data released by the Dark Energy Spectroscopic Instrument (DESI), combined with cosmic microwave backgroun…
Prospects for probing the interaction between dark energy and dark matter using gravitational-wave dark sirens with neutron star tidal deformation
Tian-Nuo Li, Shang-Jie Jin, Hai-Li Li +2
Gravitational wave (GW) standard siren observations provide a rather useful tool to explore the evolution of the Universe. In this work, we wish to investigate whether dark sirens…
Prospects for measuring the Hubble constant and dark energy using gravitational-wave dark sirens with neutron star tidal deformation
Shang-Jie Jin, Tian-Nuo Li, Jing-Fei Zhang +1
Using the measurements of tidal deformation in the binary neutron star (BNS) coalescences can obtain the information of redshifts of gravitational wave (GW) sources, and thus actua…