JEOL JSPM-5200 Instructions Manual page 250

• Source Gain
The same as that in the AC-AFM tab window.
• STM
When you perform normal measurement, sel
settings follow the current settings.
• CI
TS
When you perform CITS (Current Imaging Tunneling Spectroscopy) measurement,
select this radio button. This corresponds to performing I-V mapping measurement
under the
ment pixels of this mapping are 128 × 128. The measurement images appear as
follows:
You
setting by selecting this radio butto
emp
settin
ters that cannot be changed
• I-V
Curve
Select this radio button when y
You can set the bias-voltage change-width and the number of accumulation of the
I-V measurement from the I-V setting by selecting this radio button. Other meas-
urement settings are similar to the I-V Curve settings
tion mode. The default values are as follows:
TMPM5200-2
SPS Mapping scan mode in the advanced operation mode. The measure-
Topo
image
Current
ima
can set the bias-voltage change-width of th
loyed for the measu rement loc
gs that are set from the advanced operation mode, but there
.
Lamp direction:
Source signal:
Preamplifier ga in:
Number of accumulation:
Measu rement points:
Clock:
Lamp direction:
Source signal:
Preamplifier gain:
Number of accumulation:
Measurement points:
ect this radio button. Measurement
Current
" "
image
ge " " "
" " " "
" " "
"
n. In addition , the image measurement clock is
c k. Other measu
Automatic (unchangeable)
Linear current (unchangeable)
0.10 V/nA (unchangeable)
1 (unchangeable)
128 (unchangeable)
ou perform the I-V Curve measurement.
Fast
Automatic
Linear current
0.10 V/nA
1
128
５ MEASUREMENT OPERATION
e I-V measurement from the I-V
rement settings are similar to I-V
are some parame-
set from the advanced opera-
5-187