mp-1025934/Mo2WSe2S4/anharm

Space group: P3m1 (156)
Link: Materials Project
Download: mp-1025934.tar.gz

Harmonic properties

../../_images/fig_bandos_pr17172.png — (a) Phonon dispersion with participation ratio and DOS

../../_images/fig_thermo17171.png — (b) Thermodynamic properties

Grüneisen parameters

../../_images/fig_gru_all7517.png — (a) Grüneisen parameters

../../_images/fig_gruneisen7517.png — (b) Phonon dispersion with Grüneisen parameters

Thermal conductivity

3-phonon (LASSO) — q-mesh: 23x23x3, supercell: 4x4x1

../../_images/fig_kappa14181.png — (a) Temperature-dependent lattice thermal conductivity

../../_images/fig_kappa_vs_grain_size7606.png — (b) Peierls lattice thermal conductivity w.r.t grain size

Phonon lifetime and scattering rates

../../_images/fig_lifetime7449.png — (a) Phonon lifetime due to phonon-phonon scattering

../../_images/fig_scat_rates7448.png — (b) Phonon scattering rates

Cumulative and spectral thermal conductivity

../../_images/fig_cumu_frequency7449.png — (a) Spectral and cumulative thermal conductivity w.r.t frequency

../../_images/fig_cumu_mfp7448.png — (b) Spectral and cumulative thermal conductivity w.r.t MFP

Force constants

../../_images/fig_fc216713.png — (a) Force constants w.r.t atomic distance

Summary

../../_images/fig_kappa14182.png — (a) Temperature-dependent lattice thermal conductivity

../../_images/fig_times28029.png — (b) Computation time