mp-569349/Rb2HgPSe5/anharm

Space group: P4_2/n (86)
Link: Materials Project
Download: mp-569349.tar.gz

Harmonic properties

../../_images/fig_bandos_pr7016.png — (a) Phonon dispersion with participation ratio and DOS

../../_images/fig_thermo7016.png — (b) Thermodynamic properties

Grüneisen parameters

../../_images/fig_gru_all2919.png — (a) Grüneisen parameters

../../_images/fig_gruneisen2919.png — (b) Phonon dispersion with Grüneisen parameters

Thermal conductivity

3-phonon (LASSO) — q-mesh: 4x4x10, supercell: 1x1x2

../../_images/fig_kappa5536.png — (a) Temperature-dependent lattice thermal conductivity

../../_images/fig_kappa_vs_grain_size2961.png — (b) Peierls lattice thermal conductivity w.r.t grain size

Phonon lifetime and scattering rates

../../_images/fig_lifetime2895.png — (a) Phonon lifetime due to phonon-phonon scattering

../../_images/fig_scat_rates2894.png — (b) Phonon scattering rates

Cumulative and spectral thermal conductivity

../../_images/fig_cumu_frequency2895.png — (a) Spectral and cumulative thermal conductivity w.r.t frequency

../../_images/fig_cumu_mfp2894.png — (b) Spectral and cumulative thermal conductivity w.r.t MFP

Force constants

../../_images/fig_fc26793.png — (a) Force constants w.r.t atomic distance

Summary

../../_images/fig_kappa5537.png — (a) Temperature-dependent lattice thermal conductivity

../../_images/fig_times12541.png — (b) Computation time