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MEASUREMENT OPERATION
5-230
TMPM5200-2
Position
This specifies the initial position to perform the SPS measurement.
For detailed operations, refer to the measuring procedure in the SPM mode
(I-V,S-V,I-S,FC,FFC).
Approach Conditions
Specify approach conditions in this frame. When the Approach On button is clicked on,
approach is performed according to the conditions specified in this frame.
High Bias
This is the same function as High Bias on the Bias tab window in the Advanced Control
window.
STM mode
AFM mode
Current/nA Reference/V
Feedback Filter/Hz
Feedback Filter/Hz
Sample Bias/V
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Advanced button
There are two ways to conduct the approach operation. One is approach by software
control, and the other is approach by hardware operation. Clicking on the Advanced
button displays the Tip Advanced window, in which you can specify detailed
window.
settings.
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Approach by software control
The JSPM
−
5200 and JSPM
−
5700 perform approach by software control.
Enter the Z scanner voltage (usually 0 V) in the Z Stop Position/V input box in
the Tip Advanced
In approach by software control, once the approach conditions that are speci
-
fied in the Tip Advanced window are complete, the Approach dialog box will
change to the following state:
Approach and processing have automatically stopped.
This state shows that approach by
software control has automatically stopped,
and that the Z-scanner position is in the value specified in the Z Stop Posi-
