mp-559642-2/CaZrAl9BO18/anharm

Equation of state

../../_images/fig_bm3975.png

(a) Equation of state

Harmonic properties

../../_images/fig_bandos_pr7646.png

(a) Phonon dispersion with participation ratio and DOS

../../_images/fig_bandos10735.png

(b) Phonon dispersion and DOS

../../_images/fig_thermo7646.png

(c) Thermodynamic properties

Grüneisen parameters

../../_images/fig_gru_all3203.png

(a) Grüneisen parameters

../../_images/fig_gruneisen3203.png

(b) Phonon dispersion with Grüneisen parameters

Thermal conductivity

3-phonon (LASSO) — q-mesh: 8x8x8, supercell: 1x1x2

../../_images/fig_kappa6065.png

(a) Temperature-dependent lattice thermal conductivity

../../_images/fig_kappa_vs_grain_size3244.png

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

Phonon lifetime and scattering rates

../../_images/fig_lifetime3175.png

(a) Phonon lifetime due to phonon-phonon scattering

../../_images/fig_scat_rates3174.png

(b) Phonon scattering rates

Cumulative and spectral thermal conductivity

../../_images/fig_cumu_frequency3175.png

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

../../_images/fig_cumu_mfp3174.png

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

Force constants

../../_images/fig_fc27409.png

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

Summary

../../_images/fig_kappa6066.png

(a) Temperature-dependent lattice thermal conductivity

../../_images/fig_times13510.png

(b) Computation time