mp-21964-2/TlCu7S4/anharm

Space group: P4/n (85)
Link: Materials Project
Download: mp-21964-2.tar.gz

Harmonic properties

../../_images/fig_bandos_pr13013.png — (a) Phonon dispersion with participation ratio and DOS

../../_images/fig_thermo13013.png — (b) Thermodynamic properties

Grüneisen parameters

../../_images/fig_gru_all5416.png — (a) Grüneisen parameters

../../_images/fig_gruneisen5416.png — (b) Phonon dispersion with Grüneisen parameters

Thermal conductivity

3-phonon (LASSO) — q-mesh: 7x7x9, supercell: 1x1x2

../../_images/fig_kappa10173.png — (a) Temperature-dependent lattice thermal conductivity

../../_images/fig_kappa_vs_grain_size5480.png — (b) Peierls lattice thermal conductivity w.r.t grain size

Phonon lifetime and scattering rates

../../_images/fig_lifetime5364.png — (a) Phonon lifetime due to phonon-phonon scattering

../../_images/fig_scat_rates5363.png — (b) Phonon scattering rates

Cumulative and spectral thermal conductivity

../../_images/fig_cumu_frequency5364.png — (a) Spectral and cumulative thermal conductivity w.r.t frequency

../../_images/fig_cumu_mfp5363.png — (b) Spectral and cumulative thermal conductivity w.r.t MFP

Force constants

../../_images/fig_fc212694.png — (a) Force constants w.r.t atomic distance

Summary

../../_images/fig_kappa10174.png — (a) Temperature-dependent lattice thermal conductivity

../../_images/fig_times21992.png — (b) Computation time