Research Article

Highly Cross-Linked Polyethylene in Total Hip and Knee Replacement: Spatial Distribution of Molecular Orientation and Shape Recovery Behavior

Figure 4

Experimental plots of the angular dependence of polarized Raman scattering intensities recorded upon inplane rotation at different depth of the as-received XLPE hip (a) and knee (b) components. Full lines represent the results of best fitting to the experimental data according to (4) in Section 2.3.2. Depth profiles of preferential orientation of the carbon chains (the C–C alkyl chains) collected in the as-received XLPE hip and knee components (c).
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(a) Hip liner
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(b) Knee insert
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(c)