mp-5048-2/LiGaTe2/anharm

Equation of state

../../_images/fig_bm5136.png

(a) Equation of state

Harmonic properties

../../_images/fig_bandos_pr10242.png

(a) Phonon dispersion with participation ratio and DOS

../../_images/fig_bandos14181.png

(b) Phonon dispersion and DOS

../../_images/fig_thermo10242.png

(c) Thermodynamic properties

Grüneisen parameters

../../_images/fig_gru_all4131.png

(a) Grüneisen parameters

../../_images/fig_gruneisen4131.png

(b) Phonon dispersion with Grüneisen parameters

Thermal conductivity

3-phonon (LASSO), supercell 3x3x2 — q-mesh: 11x11x11, supercell: 3x3x2

../../_images/fig_kappa7789.png

(a) Temperature-dependent lattice thermal conductivity

../../_images/fig_kappa_vs_grain_size4186.png

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

Phonon lifetime and scattering rates

../../_images/fig_lifetime4093.png

(a) Phonon lifetime due to phonon-phonon scattering

../../_images/fig_scat_rates4092.png

(b) Phonon scattering rates

Cumulative and spectral thermal conductivity

../../_images/fig_cumu_frequency4093.png

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

../../_images/fig_cumu_mfp4092.png

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

Force constants

../../_images/fig_fc29993.png

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

Summary

../../_images/fig_times17711.png

(a) Computation time