(3 - prove thatin .(2) -2a (elm E, E D(with) D (w.) D (W) Hinti For the case of noncentrosymmetric media, the equation of motion of the electron position & to be of the forma () 228 (2) 2012). -ale/m)Eyez D(w.) D (W) we seek a steady-state solution of the forms x(2) (t) x(2) (wtwi) eiwitws) where we have introduced the complex function. D (W;) = wwe 21 w;8 An example solution is similar to it by using eqn 18a) find it and we see this model its steady state solution a given by governed Loreta . () ( ) X substitting about 1 and (2) int .. ( 28 2 () seprobule the app to w, and we ( = - Eco -: ( Diw) D can generaliz the egn. - = ( - - ) - D(w) T Ok, that's another example - cubim () - ( (. - (5) 2 putting is () ( * ( (P) (3 - prove thatin .(2) -2a (elm E, E D(with) D (w.) D (W) Hinti For the case of noncentrosymmetric media, the equation of motion of the electron position & to be of the forma () 228 (2) 2012). -ale/m)Eyez D(w.) D (W) we seek a steady-state solution of the forms x(2) (t) x(2) (wtwi) eiwitws) where we have introduced the complex function. D (W;) = wwe 21 w;8 An example solution is similar to it by using eqn 18a) find it and we see this model its steady state solution a given by governed Loreta . () ( ) X substitting about 1 and (2) int .. ( 28 2 () seprobule the app to w, and we ( = - Eco -: ( Diw) D can generaliz the egn. - = ( - - ) - D(w) T Ok, that's another example - cubim () - ( (. - (5) 2 putting is () ( * ( (P)