Fig. 3: Interfacial thermal conductance and polarization of Si/AlN interfaces.

a Interfacial thermal conductance (red bars) and polarization (cyan bars) for 11 Si/AlN interfaces. b Cross-interface-plane partial phonon density of states (PPDOS) in arbitrary units (a.u.). c Correlation between interfacial thermal conductance (G) and phonon correlation factor (S).