http://arxiv.org/abs/1402.5737
In this paper, we propose a renormalizable theory describing massive spin two particle. The coupling of the theory with gravity can be regarded as a new kind of bimetric gravity or bigravity. We show that the field of the massive spin two particle plays the role of the cosmological constant.
Y. Ohara, S. Akagi and S. Nojiri
Tue, 25 Feb 14
50/59