Assignments:

1. The pulse width of xenon flash lamps, such as those used in photography, is in the

a)microsecond time scale
b)millisecond time scale
c)Nanosecond time scale
d)picosecond time scale

2. A short pulse of light is used to interact with a sample that has been placed in the optical path of a spectrometer. The result of the interaction can be

a)Transient absorption
b)Passive absorption
c)Active absorption
d)none

3. XeCl provides laser emission at 308 nm with a 0.3 nm spectral width and a pulse width of about

a)19 nanosec
b)10 nanosec
c)40 nanosec
d)50 nanosec

Answer:

1.(a),  2.(a),  4.(b)