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gr-qc2023
The maximal frequency of cosmic gravitons
Massimo Giovannini
We show that the maximal frequency of cosmic gravitons must not exceed the THz domain. From a classical viewpoint, both in conventional inflationary scenarios and in bouncing model…
gr-qc2023★ 4 cited
Relic gravitons and pulsar timing arrays: a theoretical viewpoint
Massimo Giovannini
During the last three years the pulsar timing arrays reported a series of repeated evidences of gravitational radiation (with stochastically distributed Fourier amplitudes) at a be…