Synthesis and Characterization of a New Surface-Modified Nanoparticle Using Fluoroalkanoic Acids as a Wettability Alteration Agent

Table 3

FTIR spectra of perfluorooctanoic acid (PFOA) and perfluorononanoic acid (PFNA).

Functional group	Peak position for PFOA (cm^-1)	Peak position for PFNA (cm^-1)	Type of vibration
O-H	3559	3468	O-H stretching vibration
C=O	1712	1715	C=O stretching vibration
O-H	1466	1467	O-H bending vibration
C-O	1297	1338	C-O stretching vibration
C-F	1204, 1148	1203, 1149	C-F stretching vibration