Laser Physics IILaser Physics IIPH482/582-TS (Mirov)( )
Wave Propagation in Nonlinear Media. Conversion of Light Wave FrequencyConversion of Light Wave Frequency
Class lecture and ch.20,21
Lectures 21-23
Spring 2012C. Davis, “Lasers and Electro-optics”
1
Conversion of light wave frequency
2
3
4
Phase-Matching Conditions
5
6
Practical Optics of Uniaxial Crystals
7
8
9
Compare notations
International notations will use in future
LEO text book
10
LEO text book notation
12
n3e
13
14
Anharmonic Potential and Nonlinear Polarization
15
16
17
18
2
19
20
Symmetries and Kleiman’s Conjecture
21
22
Second Harmonic Generation
23
24
25
26
27
28
29
LiIO3
30
31
32
33
34
Optical Parametric Oscillator
35
36
37
38
39
http://www.as-photonics.com/snlo
40
41
42
43
44
Stimulated Raman Scattering
Energy (J) of the 1st stokes output in backscatter direction vs 1 06µm inpu for Dbackscatter direction vs 1.06µm inpu for D2 pressure of 690 psi.
=6.45 m
D ll
ZGP=1.56 m
=2.92 m
=2.92 m
6.45 m
CaF2M1M2
A1
A2
M3
M4
M5 P2 6.45 m ZnGeP2 (ZGP) OPO with output energy pumped by D2 (2nd
stokes) Raman shifted Nd:YAG
45Q‐switched YAG:Nd3+ with injection seeding
D2 ‐cell
O.I.
=1.06 m
F1 F2
A1M6
P1
/2 plate
stokes) Raman shifted Nd:YAGlaser