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摘要
En 中文
We propose four simple Lagrangians for gravity models with dynamical torsion which are free from ghosts and tachyons. The torsion propagates two massive or massless particles of spin 1(+/-) and 0(+/-) besides the massless graviton 2(+) propagated by metric.
Keyword:
dynamical torsion
alternative gravity
ghost free Lagrangian
期刊
IF:
3.7
论文数:
1.3W
被引数:
3.0W
机构
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