I am looking for the dielectric constant and breakdown field strength of silicon nitride, as used in the MUMPS process. (I already looked in the table of material properties) Thanks, John Neumann -- %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Dr. John Neumann Postdoctoral Researcher, ECE Dept. 2124 Hamerschlag Hall Carnegie Mellon University Pittsburgh, PA 15213-3890 jneumann@ece.cmu.edu phone: (412) 268-6642 FAX: (412) 268-2860