Research Article
Wear-Resistant Ultrahigh-Molecular-Weight Polyethylene-Based Nano- and Microcomposites for Implants
Figure 9
IR spectra of pure UHMWPE (1), implanted UHMWPE (2), UHMWPE-based nanocomposite (with 0.5 wt. % HA) (3), UHMWPE-based mictocomposite (with 20 wt. % HA) (4). Dose: .