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鬼场暗能量密度的宇宙演化

袁通全

安徽大学学报(自然科学版)Issue(3):41-46,6.
安徽大学学报(自然科学版)Issue(3):41-46,6.DOI:10.3969/j.issn.1000-2162.2015.03.008

鬼场暗能量密度的宇宙演化

Cosmological evolution of the ghost dark energy density

袁通全1

作者信息

  • 1. 河池学院物理与机电工程学院,广西宜州 546300
  • 折叠

摘要

Abstract

A ghost dark energy was recently proposed to explain the present acceleration of the universe expansion . Based on the relation between ghost dark energy and Hubbard function the Friedman equation was solved and the cosmological evolution of the ghost dark energy density and its equation of state were obtained .It was found that the dimensionless energy density of ghost tends to 1 and the parameter of equation of state tends to -1 in the late time presenting the form of cosmological constant .

关键词

鬼场暗能量/Friedman方程/态方程参量

Key words

ghost dark energy/friedman equation/the parameter of equation of state

分类

数理科学

引用本文复制引用

袁通全..鬼场暗能量密度的宇宙演化[J].安徽大学学报(自然科学版),2015,(3):41-46,6.

基金项目

广西壮族自治区自然科学基金资助项目 ()

安徽大学学报(自然科学版)

OA北大核心CSTPCD

1000-2162

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