Nanosurf easyScan E-STM, Руководство по эксплуатации

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- Open the ‘Feedback Panel’ in the menu ‘Panels’.
- Ensure that the following parameters are set correctly:
• the ‘SetPoint’ (tunneling current) on approx. 1.00nA,
• the ‘GapVoltage’ (tip-sample-voltage) on 0.05V,
• the ‘P-Gain’ on 12 and the ‘I-Gain’ on 13 (feedback loop param-
eters).
When you have to change the instrument settings in any panel, you can use
any of the following methods to change them:
• Activate any input by clicking in it with the mouse pointer, or by select-
ing it with the Tab-key.
• The value of an activated input can be increased and decreased using the
up and down arrow keys on the keyboard. The new value is automati-
cally used after one second.
• The value of a numerical input can also be increased and decreased by
clicking the arrow buttons with the mouse pointer. The new value is
automatically applied after one second.
• The value of an active numerical input can be entered using the key-
board. The entered value must be confirmed by pressing the ‘Enter’ or
‘Return’ key, or by clicking
with the mouse pointer.
• The selection of a drop-down menu (e.g.: ) can be changed using
the mouse. The selected value must be confirmed by pressing the ‘Enter’
or ‘Return’ key, or by clicking
with the mouse pointer.
3.Automatic approach
- Click in the ‘Approach Panel’:
F
IRST
M
EASUREMENTS
A
PPROACHING THE TIP