mp-8277/SrCd2P2/anharm

Harmonic properties

../../_images/fig_bandos_pr2115.png

(a) Phonon dispersion with participation ratio and DOS

../../_images/fig_thermo2115.png

(b) Thermodynamic properties

Grüneisen parameters

../../_images/fig_gru_all1215.png

(a) Grüneisen parameters

../../_images/fig_gruneisen1215.png

(b) Phonon dispersion with Grüneisen parameters

Thermal conductivity

3-phonon (LASSO) — q-mesh: 17x17x10, supercell: 3x3x2

../../_images/fig_kappa2342.png

(a) Temperature-dependent lattice thermal conductivity

../../_images/fig_kappa_vs_grain_size1229.png

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

Phonon lifetime and scattering rates

../../_images/fig_lifetime1205.png

(a) Phonon lifetime due to phonon-phonon scattering

../../_images/fig_scat_rates1204.png

(b) Phonon scattering rates

Cumulative and spectral thermal conductivity

../../_images/fig_cumu_frequency1205.png

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

../../_images/fig_cumu_mfp1205.png

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

Force constants

../../_images/fig_fc21936.png

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

Summary

../../_images/fig_kappa2343.png

(a) Temperature-dependent lattice thermal conductivity

../../_images/fig_times3238.png

(b) Computation time