First deep underground observation of rotational signals from an earthquake at teleseismic distance using a large ring laser gyroscope

Andreino Simonelli, Jacopo Belfi, Nicolò Beverini +5

Recent advances in large ring laser gyroscopes (RLG) technologies opened the possibility to observe rotations of the ground with sensitivities up to $10^{-11}$ $\frac{rad}{s}$ over…