Keysight 5500, User Manual

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Contact Mode Imaging
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Keysight 5500 SPM User’s Guide 5-7
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In the Scan Controls section, enter the desired Speed for the scan,
stated in Lines/Second (ln/s). A typical starting value is 1-2 ln/s.
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Select a resolution from the Points/Lines drop down menu. A good
starting value is 256 , providing ~195 nm/pixel resolution for the 50
micron scan size selected in Figure 5-5 .
The grid in the Scan tab shows the total available range of motion of
the X and Y piezo actuators. The yellow square represents the size
and location of the scan, based on the current scan settings.
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Change the Size (in microns) to set the scan size in both X and Y.
Enter X Offset and/or Y Offset values to move the scan region. You
can also click and drag the yellow box to move the region. Click the
“
+ ” button to return the offsets to zero.
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In the Realtime Images window, choose to display Topography,
Deflection and Friction. Click the “ + ” button of the window to add a
buffer. To set what each buffer will display, click the buffer title, then
select the Input Signal from the drop down list ( Figure 5-7 ). The
content of the list will vary depending on the imaging mode.
Figure 5-7 Selecting the Input signals in the Realtime Images window
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In the Scan Controls section, click the Down blue arrow to initiate a
scan starting at the top of the grid. Click the Up blue arrow to initiate
the scan from the bottom up ( Figure 5-6 ). The image maps will begin
to be displayed in the Realtime Images window.