Study on the AFM Force Curve Common Errors and Their Effects on the Calculated Nanomechanical Properties of Materials

Table 1

The calculated parameter based on the Oliver-Pharr model via the NTS.

Sample	(nm)	(μN/nm)	(nm^2)	(nm)	(nm)	(MPa)
SPEEK	926 ± 54		21649253 ± 237384	995 ± 73	838 ± 62	411 ± 16
PEEK	276 ± 36	6.51 ± 0.18	2143810 ± 295375	318 ± 38	241 ± 46	3937 ± 149