Chemistry Reference
In-Depth Information
Pulse delay
generator
Pulse Delay
Generator
Oscilloscope
500MHZ
Oscilloscope
500 MHZ
Time
Delay
Time
delay
Probe
Probe
Sampling
system
Sampling
system
Pump
Pump
PC
PPC
Pellin-Broca
prisms
FIGURE 7.1. Schematic diagram of typical basic components employed for nanosecond
TR 3 experiments. See text for more details. Source : From Ref. 48. Reproduced by
permission of Wiley.
oscilloscope is used to monitor the relative timing of the pump and probe laser
pulses. Figure 7.2 presents a schematic diagram for the sample handling and light
collection system employed for the nanosecond TR 3 experiments reported in this
chapter. The pump and probe laser beams are lightly focused and spatially over-
lapped onto the flowing liquid stream of sample at the section where the optics
Jet
(Flowing sample)
Ellipsoidal
mirror
Time
delay
Time
Probe
Pump
Spectrometer
entrance
Optical table
FIGURE 7.2.
Schematic diagram for the sample handling and light collection system utilized
for the nanosecond TR 3 experiments described in this chapter for a flowing liquid stream of
sample. See text for more details. Source : From Ref. 48. Reproduced by permission of Wiley.
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