Reverse time migration (RTM) is an ideal seismic imaging method for complex structures. However, in conventional RTM based on rectangular mesh discretization, the medium interfaces are usually ...

Particularly in the exploration and development of unconventional oil and gas horizontal wells, there is an increasing demand for higher precision and quality of seismic ... deduced a formula for ...

Light to weak seismic activity was reported in coastal New England and weak seismic activity was felt further inland.

Quakes up to a magnitude of five have been recorded in the region since Friday, with the island's mayor warning that seismic activity could continue for weeks. It has been described by Greek Prime ...

The Japan Meteorological Agency has a unique seismic scale called shindo that measures the degree of shaking in the event of an earthquake. This set of numbers — ranging from 0 to 7 — is ...

Earthquake Awareness Month serves as a crucial reminder of the importance of preparedness, especially for Arkansans living within the New Madrid Seismic Zone (NMSZ). Nearly 200 earthquakes occur ...

But already R1 looks like an earthquake, generating a storm of debate over the weekend, rattling the whole stock market this morning and suggesting two truly seismic possibilities about the ...

Nowadays, the amplitude fidelity of seismic imaging becomes more important than ever. Though reverse time migration (RTM) adopts the full wave equation as true amplitude seismic wave propagator, it is ...

Earth scientists therefore call these regions "Large Low Seismic Velocity Provinces" or LLSVPs. "The waves slow down because the LLSVPs are hot, just like you can't run as fast in hot weather as ...