2.2k citations
- Chinese Academy of SciencesCN50 papers
- Institute of Theoretical PhysicsCN27 papers
- Peking UniversityCN23 papers
- Tsinghua UniversityCN18 papers
- Beijing Radiation CenterCN16 papers
- National Astronomical ObservatoriesCN14 papers
- Institute of High Energy PhysicsCN13 papers
- Swansea UniversityGB11 papers
- Centre National de la Recherche ScientifiqueFR9 papers
- China Center of Advanced Science and TechnologyCN8 papers
- Capital Normal UniversityCN7 papers
- Institute of PhysicsPL7 papers
Showing 2009 · astro-ph.COShow all
2 papers · 2 filters
astro-ph.CO2009★ 15 cited
A quantitative criteria for the coincidence problem
Hongsheng Zhang, Heng Yu, Zong-Hong Zhu +1
The cosmic coincidence problem is a serious challenge to dark energy model. We suggest a quantitative criteria for judging the severity of the coincidence problem. Applying this cr…
astro-ph.CO2009★ 82 cited
A generalized equation of state for dark energy
E. M. Barboza, J. S. Alcaniz, Zong-Hong Zhu +1
A generalized parameterization for the dark energy equation of state (EoS) is proposed and some of its cosmological consequences are investigated. We show that in the limi…