Emergent spacetime for quantum gravity

被引:5
|
作者
Yang, Hyun Seok [1 ]
机构
[1] Sogang Univ, Ctr Quantum Spacetime, Seoul 121741, South Korea
来源
关键词
Emergent spacetime; quantum gravity; noncommutative spacetime; STRING THEORY; MATRIX MODEL;
D O I
10.1142/S0218271816450103
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We emphasize that noncommutative (NC) spacetime necessarily implies emergent spacetime if spacetime at microscopic scales should be viewed as NC. In order to understand NC spacetime correctly, we need to deactivate the thought patterns that we have installed in our brains and taken for granted for so many years. Emergent spacetime allows a background-independent formulation of quantum gravity that will open a new perspective to resolve the notorious problems in theoretical physics such as the cosmological constant problem, hierarchy problem, dark energy, dark matter and cosmic inflation.
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页数:10
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