A Description of Multiscale Modeling for the Head-Disk Interface Focusing on Bottom-Level Lubricant and Carbon Overcoat Models

Table 3

The interaction energies for pure and blended PFPE end groups. All units are in kJ/mol.

Pure	𝑈int	Blended	𝑈int
Z-dol	−34.4	Z-dol-Ztetraol	−35.6
Z-tetraol	−59.0	Z-dol-DDPA	5.23
DDPA	3.97	Z-tetraol-DDPA	−6.53