4.6 Second-Harmonic Generation
111
(a) Fundamental
(b) Second harmonic
-2
0
2
4
6
8
10
12
-5
0
5
10
5
Fundamental
Si slab
Air
Air
-2
0
2
4
6
8
10
12
-0.2
0
0.2
Second harmonic
Si slab
r
i
A
r
i
A
(c) Fields
Fig. 4.20 The distribution (E z ) throughout the Si slab. The fundamental field (a) and the secondharmonic field (b). The variation of the two fields with distance (c)
111
(a) Fundamental
(b) Second harmonic
-2
0
2
4
6
8
10
12
-5
0
5
10
5
Fundamental
Si slab
Air
Air
-2
0
2
4
6
8
10
12
-0.2
0
0.2
Second harmonic
Si slab
r
i
A
r
i
A
(c) Fields
Fig. 4.20 The distribution (E z ) throughout the Si slab. The fundamental field (a) and the secondharmonic field (b). The variation of the two fields with distance (c)