References in periodicals archive ?
From the 400 year history of old documents and modern seismometry, seismologists believed that the conceivable maximum EQ in this region could not exceed M8 class.
Six stalls of demonstrative experiments were arranged on myriad topics including earthquakes and seismometry, weather and atmosphere, light emitted from gases, as well as astronomy including demonstrations on lunar craters and lunar phases.
The earthquake, known as the Tohoku event, was the fourth-largest recorded since the advent of modern seismometry more than 100 years ago.