the NNI investment has met its intended goals and objectives, including U.S. leadership in fundamental research in nanotechnology and economic impact in the form of job creation and establishment of new industries. While the latter is difficult to assess directly since many nanotechnology...

This project used a systems approach to improve slim-hole drilling performance. A high power mud motor, having a double-length power section, and hybrid PDC/TSP drill bit were developed to deliver maximum horsepower to the rock while providing a long life down hole. This high-power slim-hole...