Agilent Technologies Nano Indenter G200 - Page 315

Theory 7
Agilent Nano Indenter G200 User’s Guide 7-18
Figure 7-10Example of an indenter
The determination of indenter area function, shown schematically in
Figure 7-11, requires the following equations:
Figure 7-11Schematic of indenter function area
(20)
(21)
(22)
S
dP
dh
-------
h
max



F
o
h
o
------
cos K
s
–



==
h
c
h 0.75
P
S
---


–=
Afh
c
=