,xe0x00x0d SPIE Proc. 0000, pp. 000-000 (0000). 0. C. J. Raymond et al, xe0x00x0cMulti-parameter CD measurements using scatterometry,xe0x00x0d SPIE Proc. 0000, pp. 000-000 (0000). 0. C. J. Raymond et al, xe0x00x0c