Modified gravity from the quantum part of the metric

The European Physical Journal C

Vladimir Dzhunushaliev¹  Vladimir Folomeev²  Burkhard Kleihaus³  Jutta Kunz³ 

[1] Department of Theoretical and Nuclear Physics, KazNU, 050040, Almaty, Kazakhstan;IETP, Al-Farabi Kazakh National University, 050040, Almaty, Kazakhstan;Institute of Physicotechnical Problems and Material Science of the NAS of the Kyrgyz Republic, 265 a, Chui Street, 720071, Bishkek, Kyrgyz Republic;Institut für Physik, Universität Oldenburg, Postfach 2503, 26111 , Oldenburg, Germany;IETP, Al-Farabi Kazakh National University, 050040, Almaty, Kazakhstan;Institute of Physicotechnical Problems and Material Science of the NAS of the Kyrgyz Republic, 265 a, Chui Street, 720071, Bishkek, Kyrgyz Republic;Institut für Physik, Universität Oldenburg, Postfach 2503, 26111 , Oldenburg, Germany;

关键词: Quantum Gravity;    Quantum Correction;    Einstein Gravity;    Einstein Tensor;    Vacuum Energy Density;   

DOI  :  10.1140/epjc/s10052-014-2743-4

来源: Springer

【 摘 要 】

It is shown that if a metric in quantum gravity can be decomposed as a sum of classical and quantum parts, then Einstein quantum gravity looks approximately like modified gravity with a nonminimal interaction between gravity and matter.

【 授权许可】

CC BY