Thanks to soaring shale output, the United States has been the world's largest natural gas producer since 2009. Higher recovery rates from major unconventional fields have helped unleash record ...

This paper describes the fundamental principles of operation of a mixture injection system now called the Compression Wave Injection system (CWI). The system has been initially designed for use in ...

A common geoscientific misconception is that land-based shear-wave (S-wave) seismic data accounts for only a small percentage of the total amount of compressional-wave (P-wave) data acquired in ...