| 爱因斯坦宇宙常数和宇宙中暗能量 |
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| 引用本文： | 奚定平,何晓微,曾丽萍.爱因斯坦宇宙常数和宇宙中暗能量[J].大学物理,2005,24(10):35-38,43. |
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| 作者姓名： | 奚定平 何晓微 曾丽萍 |
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| 作者单位： | 深圳大学,理学院,广东,深圳,518060;深圳大学,理学院,广东,深圳,518060;深圳大学,理学院,广东,深圳,518060 |
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| 摘 要： | 综述了宇宙在加速膨胀的观察证据，从爱因斯坦场方程和动力学方程出发详细分析爱因斯坦引入宇宙常数在宇宙加速膨胀中的作用，探讨宇宙常数和宇宙中暗能量的关系．
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| 关 键 词： | 暗能量 宇宙常数 红移 哈勃定理 真空能 |
| 文章编号： | 1000-0712（2005）10-0035-04 |
| 收稿时间： | 2004-11-10 |
| 修稿时间： | 2004-11-102005-05-11 |
Einstein's cosmological constant and the dark energy of cosmos |
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| XI Ding-ping,HE Xiao-wei,ZENG Li-ping.Einstein's cosmological constant and the dark energy of cosmos[J].College Physics,2005,24(10):35-38,43. |
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| Authors: | XI Ding-ping HE Xiao-wei ZENG Li-ping |
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| Institution: | School of Science, Shenzhen University, Shenzhen 518060, China |
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| Abstract: | The observed evidence of accelerated expansion of cosmos is presented.Derivation of role of Einstein's cosmological constant in the accelerated expansion of cosmos is made based on Einstein's field equation and dynamic equations.The relation of cosmological constant and dark energy in the cosmos is also discussed. |
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| Keywords: | dark energy cosmological constant redshift Hubble's law vacuum energy |
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