Read my review: High - κ Gate Dielectrics
(cross posted with my Sci/Tech blog) Pikas, Christina K. "High - κ Gate Dielectrics" E-Streams
v.7 no.8 (August 2004). There was a little font problem. The relative dielectric constant (relative permittivity) is either εr
or κ as they use in the title of the book. It comes out in various forms of the review as ? , ! , e. Ah the joy of mathematical or Greek symbols on the web.