mp-19833-2/InAgS2/anharm

Equation of state

../../_images/fig_bm6690.png

(a) Equation of state

Harmonic properties

../../_images/fig_bandos_pr13400.png

(a) Phonon dispersion with participation ratio and DOS

../../_images/fig_bandos17765.png

(b) Phonon dispersion and DOS

../../_images/fig_thermo13400.png

(c) Thermodynamic properties

Grüneisen parameters

../../_images/fig_gru_all5649.png

(a) Grüneisen parameters

../../_images/fig_gruneisen5649.png

(b) Phonon dispersion with Grüneisen parameters

Thermal conductivity

3-phonon (LASSO), supercell 3x3x2 — q-mesh: 12x12x12, supercell: 3x3x2

../../_images/fig_kappa10614.png

(a) Temperature-dependent lattice thermal conductivity

../../_images/fig_kappa_vs_grain_size5714.png

(b) Peierls lattice thermal conductivity w.r.t grain size

Phonon lifetime and scattering rates

../../_images/fig_lifetime5594.png

(a) Phonon lifetime due to phonon-phonon scattering

../../_images/fig_scat_rates5593.png

(b) Phonon scattering rates

Cumulative and spectral thermal conductivity

../../_images/fig_cumu_frequency5594.png

(a) Spectral and cumulative thermal conductivity w.r.t frequency

../../_images/fig_cumu_mfp5593.png

(b) Spectral and cumulative thermal conductivity w.r.t MFP

Force constants

../../_images/fig_fc213039.png

(a) Force constants w.r.t atomic distance

Summary

../../_images/fig_times22568.png

(a) Computation time