Chemistry Reference
In-Depth Information
FIGURE 5.9 Hot stage calibration: (a) the hot stage (Huber) mounted on the diffractometer
(Bruker AXS D8 DISCOVER GADDS) with a thermocouple mounted in the sample position;
(b) schematics showing the positions of the calibration thermocouple.
adjusted to various setting temperatures with control software from 50 to 580
C. The
reading temperature from the calibration thermocouple becomes stable after approxi-
mately 45 s with a fluctuation of less than1
. A temperature calibration plot showing
the relation between the setting temperature and the actual sample temperature
(circles) is shown in Figure 5.10. The difference between the setting and the actual
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Setting temperature
FIGURE 5.10 Temperature calibration plot (O) and the difference (D).
