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  1. Article

    Open Access

    Initial seismic observations from a deep borehole drilled into the Canadian Shield in northeast Alberta

    The availability of a deep borehole in northeastern Alberta provides an unprecedented opportunity to study the in situ metamorphic craton rocks. This borehole reaches a depth of 2.4 km, with 1.8 km in the cry...

    Judith Chan, Douglas R. Schmitt in International Journal of Earth Sciences (2015)

  2. Article

    Open Access

    Empirical rock physics relationships on carbonate dry-frame elastic properties

    Laboratory tests were conducted to analyze the ultrasonic velocity response to the pressure change in dry carbonate rocks from the Weyburn oilfield, Canada. Twenty-four samples are from seven wells with helium...

    Zi-Zhen Wang, Gautier Njiekak, Douglas R. Schmitt, Rui-He Wang in Petroleum Science (2021)