Oughstun, Kurt E.; Cartwright, Natalie A.; Gauthier, Daniel J.; Jeong, Heejeong
(Journal of the Optical Society of America B, 2010-08)
The description of the precursor fields in a single-resonance Lorentz model dielectric is considered in the singular and weak dispersion limits. The singular dispersion limit is obtained as the damping approaches zero and ...