mp-23950-2/KB3H3/anharm

Space group: Fm-3m (225)
Link: Materials Project
Download: mp-23950-2.tar.gz

Equation of state

../../_images/fig_bm6257.png — (a) Equation of state

Harmonic properties

../../_images/fig_bandos_pr12571.png — (a) Phonon dispersion with participation ratio and DOS

../../_images/fig_bandos16917.png — (b) Phonon dispersion and DOS

../../_images/fig_thermo12571.png — (c) Thermodynamic properties

Grüneisen parameters

../../_images/fig_gru_all5215.png — (a) Grüneisen parameters

../../_images/fig_gruneisen5215.png — (b) Phonon dispersion with Grüneisen parameters

Thermal conductivity

3-phonon (LASSO), supercell 2x2x2 — q-mesh: 13x13x13, supercell: 2x2x2

../../_images/fig_kappa9810.png — (a) Temperature-dependent lattice thermal conductivity

../../_images/fig_kappa_vs_grain_size5277.png — (b) Peierls lattice thermal conductivity w.r.t grain size

Phonon lifetime and scattering rates

../../_images/fig_lifetime5164.png — (a) Phonon lifetime due to phonon-phonon scattering

../../_images/fig_scat_rates5163.png — (b) Phonon scattering rates

Cumulative and spectral thermal conductivity

../../_images/fig_cumu_frequency5164.png — (a) Spectral and cumulative thermal conductivity w.r.t frequency

../../_images/fig_cumu_mfp5163.png — (b) Spectral and cumulative thermal conductivity w.r.t MFP

Force constants

../../_images/fig_fc212269.png — (a) Force constants w.r.t atomic distance

Summary

../../_images/fig_times21366.png — (a) Computation time