TappingMode AFM
Basic TappingMode AFM Operation
134
Dimension 3100 Manual
Rev. D
9.2.2 Head, Cantilever and Sample Preparation
•
Install an etched single crystal silicon tip onto an AFM cantilever holder (see
).
•
Load the cantilever holder with installed tip onto the scanner tube of the Dimension
SPM head.
9.2.3 Align Laser
•
Align the laser using the laser control knobs (see
detailed instructions).
•
Verify the laser beam is positioned on the back of the cantilever, with a spot visible in
the Dimension head filter screen and a sum signal of at least
1V
.
9.2.4 Adjust Photodetector
1. Adjust the photodetector so that the red dot moves toward the center of the Dimension head
filter screen using the two photodetector adjustment knobs located on the left side of the
Dimension head.
2. Verify that the red dot is centered and elliptical in shape in the Dimension head filter screen.
3. Set the
Vertical Deflection
to
0V
.
9.2.5 Locate Tip
1. Select
Stage
>
Locate Tip
or click the
Locate Tip
icon.
2. Center the tip end of the cantilever under the crosshairs using the two optics adjustment
knobs located left of the optical microscope objective.
3. Use the trackball with the bottom left button depressed to focus on the tip end of the
cantilever.
Note:
You may need to adjust the illumination and zoom to clearly see the probe.
Содержание Dimension 3100
Страница 12: ...xii Dimension 3100 Manual Rev D ...
Страница 20: ...List of Figures xx Dimension 3100 Manual Rev D ...
Страница 72: ......
Страница 106: ......
Страница 118: ......
Страница 214: ...Scanning Tunneling Microscopy STM Etching Tungsten Tips 194 Dimension 3100 Manual Rev D ...
Страница 222: ......
Страница 266: ......
Страница 274: ......