2009. 05. Hanjo Lim School of Electrical & Computer Engineering hanjolim @ajou.ac.kr. Lecture 4. Electrons and lights in 1D periodic structures. Electrons in a 1D potential : Nearly free and Kronig-Penny model.
a wave propagating in the z-direction
for the 3 cases of periodic dielectric films in the z-direction.
high- material: lowest energy distribution,
low- material: field distribution normal to ground state.
Non ideal conductor
1D photonic crystal
are solutions of the eigenvalue problem,
do not satisfy the translational symmetry.
Band structure of 1D PhC with =13( =0.2a)
and =1( =0.8a) with the termination of high dielectic layer with 0.1a thickness.