mp-570080/Li2TeSe3/anharm

Space group: P2_1/c (14)
Link: Materials Project
Download: mp-570080.tar.gz

Harmonic properties

../../_images/fig_bandos_pr7095.png — (a) Phonon dispersion with participation ratio and DOS

../../_images/fig_thermo7095.png — (b) Thermodynamic properties

Grüneisen parameters

../../_images/fig_gru_all2962.png — (a) Grüneisen parameters

../../_images/fig_gruneisen2962.png — (b) Phonon dispersion with Grüneisen parameters

Thermal conductivity

3-phonon (LASSO) — q-mesh: 12x6x8, supercell: 3x1x2

../../_images/fig_kappa5617.png — (a) Temperature-dependent lattice thermal conductivity

../../_images/fig_kappa_vs_grain_size3004.png — (b) Peierls lattice thermal conductivity w.r.t grain size

Phonon lifetime and scattering rates

../../_images/fig_lifetime2937.png — (a) Phonon lifetime due to phonon-phonon scattering

../../_images/fig_scat_rates2936.png — (b) Phonon scattering rates

Cumulative and spectral thermal conductivity

../../_images/fig_cumu_frequency2937.png — (a) Spectral and cumulative thermal conductivity w.r.t frequency

../../_images/fig_cumu_mfp2936.png — (b) Spectral and cumulative thermal conductivity w.r.t MFP

Force constants

../../_images/fig_fc26869.png — (a) Force constants w.r.t atomic distance

Summary

../../_images/fig_kappa5618.png — (a) Temperature-dependent lattice thermal conductivity

../../_images/fig_times12654.png — (b) Computation time