30:08

Q-switching

27:35

Passive Q-switching, Mode-Locking

31:16

Transverse Modes of LASER cavity

33:24

Mode Locking

31:43

Non-linear optical processes

26:12

How to Remember Everything You Read

58:14

Laser Fundamentals I | MIT Understanding Lasers and Fiberoptics

1:01:26

For the Love of Physics - Walter Lewin - May 16, 2011