mp-568032/CdIn2Se4/anharm

Harmonic properties

../../_images/fig_bandos_pr7235.png

(a) Phonon dispersion with participation ratio and DOS

../../_images/fig_thermo7235.png

(b) Thermodynamic properties

Grüneisen parameters

../../_images/fig_gru_all3042.png

(a) Grüneisen parameters

../../_images/fig_gruneisen3042.png

(b) Phonon dispersion with Grüneisen parameters

Thermal conductivity

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

../../_images/fig_kappa5762.png

(a) Temperature-dependent lattice thermal conductivity

../../_images/fig_kappa_vs_grain_size3085.png

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

Phonon lifetime and scattering rates

../../_images/fig_lifetime3017.png

(a) Phonon lifetime due to phonon-phonon scattering

../../_images/fig_scat_rates3016.png

(b) Phonon scattering rates

Cumulative and spectral thermal conductivity

../../_images/fig_cumu_frequency3017.png

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

../../_images/fig_cumu_mfp3016.png

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

Force constants

../../_images/fig_fc27002.png

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

Summary

../../_images/fig_kappa5763.png

(a) Temperature-dependent lattice thermal conductivity

../../_images/fig_times12865.png

(b) Computation time