On Horava-Lifshitz cosmology

• 来源期刊: 中国物理C：英文版
• 学科: 地球科学
• 关键词: 宇宙观 引力理论 宇宙学 标量 稳定性 对称性 修改
• 年，卷（期）: 2011,（5）
• 页码范围: 429-435
• 页数: 7页
• 分类号: P159|O314
• 语种: 中文

摘要

We give a brief overview of the Horava-Lifshitz-gravity theory, its modifications and its implications in cosmology. In particular, we discuss the various issues on the gravitational scalar mode, including its decoupling, its role as inflaton and its stab