mp-673650-2/Lu2Se3/anharm

Space group: I-42d (122)
Link: Materials Project
Download: mp-673650-2.tar.gz

Equation of state

../../_images/fig_bm2638.png — (a) Equation of state

Harmonic properties

../../_images/fig_bandos_pr5407.png — (a) Phonon dispersion with participation ratio and DOS

../../_images/fig_thermo5407.png — (b) Thermodynamic properties

Grüneisen parameters

../../_images/fig_gru_all2247.png — (a) Grüneisen parameters

../../_images/fig_gruneisen2247.png — (b) Phonon dispersion with Grüneisen parameters

Thermal conductivity

3-phonon (LASSO) — q-mesh: 7x7x7, supercell: 1x1x1

../../_images/fig_kappa4298.png — (a) Temperature-dependent lattice thermal conductivity

../../_images/fig_kappa_vs_grain_size2278.png — (b) Peierls lattice thermal conductivity w.r.t grain size

Phonon lifetime and scattering rates

../../_images/fig_lifetime2233.png — (a) Phonon lifetime due to phonon-phonon scattering

../../_images/fig_scat_rates2232.png — (b) Phonon scattering rates

Cumulative and spectral thermal conductivity

../../_images/fig_cumu_frequency2233.png — (a) Spectral and cumulative thermal conductivity w.r.t frequency

../../_images/fig_cumu_mfp2233.png — (b) Spectral and cumulative thermal conductivity w.r.t MFP

Force constants

../../_images/fig_fc25212.png — (a) Force constants w.r.t atomic distance

Summary

../../_images/fig_kappa4299.png — (a) Temperature-dependent lattice thermal conductivity

../../_images/fig_times9805.png — (b) Computation time