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20162026
most citedClassical properties of non-local, ghost- and singularity-free gravity

151 citations · 1.4k across the 45 of their papers we have counts for

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Showing 2018Show all

8 papers · 1 filter

hep-th2018★ 51 cited

Transmutation of nonlocal scale in infinite derivative field theories

Luca Buoninfante, Anish Ghoshal, Gaetano Lambiase +1

In this paper we will show an ultraviolet -infrared connection for ghost-free infinite derivative field theories where the Lagrangians are made up of exponentials of entire functio…

hep-th2018★ 33 cited

Nonlocal generalization of Galilean theories and gravity

Luca Buoninfante, Gaetano Lambiase, Masahide Yamaguchi

In this paper we propose a wider class of symmetries including the Galilean shift symmetry as a subclass. We will show how to construct ghost-free nonlocal actions, consisting of i…

gr-qc2018★ 39 cited

Casimir effect in quadratic theories of gravity

Luca Buoninfante, Gaetano Lambiase, Luciano Petruzziello +1

In this paper, we study the Casimir effect in a curved spacetime described by gravitational actions quadratic in the curvature. In particular, we consider the dynamics of a massles…

gr-qc2018★ 65 cited

Towards nonsingular rotating compact object in ghost-free infinite derivative gravity

Luca Buoninfante, Alan S. Cornell, Gerhard Harmsen +4

The vacuum solution of Einstein's theory of general relativity provides a rotating metric with a ring singularity, which is covered by the inner and outer horizons, and an ergo reg…

gr-qc2018★ 74 cited

Conformally-flat, non-singular static metric in infinite derivative gravity

Luca Buoninfante, Alexey S. Koshelev, Gaetano Lambiase +2

In Einstein's theory of general relativity the vacuum solution yields a blackhole with a curvature singularity, where there exists a point-like source with a Dirac delta distributi…

hep-th2018★ 136 cited

Ghost-free infinite derivative quantum field theory

Luca Buoninfante, Gaetano Lambiase, Anupam Mazumdar

In this paper we will study Lorentz-invariant, infinite derivative quantum field theories, where infinite derivatives give rise to non-local interactions at the energy scale ,…

gr-qc2018★ 62 cited

Non-singular metric for an electrically charged point-source in ghost-free infinite derivative gravity

Luca Buoninfante, Gerhard Harmsen, Shubham Maheshwari +1

In this paper we will construct a linearized metric solution for an electrically charged system in a {\it ghost-free} infinite derivative theory of gravity which is valid in the en…

gr-qc2018★ 151 cited

Classical properties of non-local, ghost- and singularity-free gravity

Luca Buoninfante, Alexey S. Koshelev, Gaetano Lambiase +1

In this paper we will show all the linearized curvature tensors in the infinite derivative ghost and singularity free theory of gravity in the static limit. We have found that in t…