TY - RPRT TI - High rate reactive sputtering in an opposed cathode closed-field unbalanced magnetron sputtering system AU - Sproul, William D. AU - Rudnik, Paul J. AU - Graham, Michael E. AU - Rohde, Suzanne L. PY - 1990 UR - https://ntrs.nasa.gov/citations/19920049765 ID - 19920049765 ER -