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19932026
Showing 2017 · gr-qcShow all

5 papers · 2 filters

gr-qc2017★ 11 cited

Different ways to estimate graviton mass

Alexander F. Zakharov, Predrag Jovanovic, Dusko Borka +1

An experimental detection of graviton is extremely hard problem, however, there are different ways to evaluate a graviton mass if it is non-vanishing. Theories of massive gravity o…

gr-qc2017★ 18 cited

Electromagnetic counterparts of high-frequency gravitational waves having additional polarization states: distinguishing and probing tensor-mode, vector-mode and scalar-mode gravitons

Fang-Yu Li, Hao Wen, Zhen-Yun Fang +2

GWs from extra dimensions, very early universe, and some high-energy astrophysical process, might have at most six polarizations: plus- and cross-type (tensor-mode gravitons), x-,…

gr-qc2017★ 11 cited

On static and spherically symmetric solutions of Starobinsky model

Shuang Yu, Changjun Gao, Mingjun Liu

We investigate the problem of static and spherically symmetric solutions in the Starobinsky gravity model. By extending the Lichnerowicz and Israel theorems, William Nelson have de…

gr-qc2017★ 19 cited

Black hole and cosmos with multiple horizons and multiple singularities in vector-tensor theories

Changjun Gao, Youjun Lu, Shuang Yu +1

A stationary and spherically symmetric black hole (For example, Reissner-Nordstrom black hole or Kerr-Newman black hole) has at most one singularity and two horizons. One horizon i…

gr-qc2017★ 4 cited

Pulsation of black holes

Changjun Gao, Youjun Lu, You-Gen Shen +1

The Hawking-Penrose singularity theorem states that a singularity forms inside a black hole in general relativity. To remove this singularity one must resort to a more fundamental…