Prediction of Spectral Phonon Mean Free Path and Thermal Conductivity with Applications to Thermoelectrics and Thermal Management: A Review

Figure 1

Percent error (color online) in |𝑉_±⁽³⁾|² from the LWA compared to first principle for silicon at 300 K. Insert shows the normal (blue dashed curve), Umklapp (green dotted curve), and total (red solid curve) relaxation times for the LA phonons calculated from Standard SMRTA by ab initio approach. Adapted with permission from [110]. Copyrighted by the American Physical Society.