mp-866474/Ca2SnS4/anharm

Space group: Pbam (55)
Link: Materials Project
Download: mp-866474.tar.gz

Harmonic properties

../../_images/fig_bandos_pr1605.png — (a) Phonon dispersion with participation ratio and DOS

../../_images/fig_thermo1605.png — (b) Thermodynamic properties

Grüneisen parameters

../../_images/fig_gru_all957.png — (a) Grüneisen parameters

../../_images/fig_gruneisen957.png — (b) Phonon dispersion with Grüneisen parameters

Thermal conductivity

3-phonon (LASSO) — q-mesh: 6x9x10, supercell: 1x2x2

../../_images/fig_kappa1856.png — (a) Temperature-dependent lattice thermal conductivity

../../_images/fig_kappa_vs_grain_size967.png — (b) Peierls lattice thermal conductivity w.r.t grain size

Phonon lifetime and scattering rates

../../_images/fig_lifetime950.png — (a) Phonon lifetime due to phonon-phonon scattering

../../_images/fig_scat_rates949.png — (b) Phonon scattering rates

Cumulative and spectral thermal conductivity

../../_images/fig_cumu_frequency950.png — (a) Spectral and cumulative thermal conductivity w.r.t frequency

../../_images/fig_cumu_mfp950.png — (b) Spectral and cumulative thermal conductivity w.r.t MFP

Force constants

../../_images/fig_fc21438.png — (a) Force constants w.r.t atomic distance

Summary

../../_images/fig_kappa1857.png — (a) Temperature-dependent lattice thermal conductivity

../../_images/fig_times2410.png — (b) Computation time