mp-13801-2/Tl2Pt2O7/anharm

Space group: Fd-3m (227)
Link: Materials Project
Download: mp-13801-2.tar.gz

Equation of state

../../_images/fig_bm7504.png — (a) Equation of state

Harmonic properties

../../_images/fig_bandos_pr14963.png — (a) Phonon dispersion with participation ratio and DOS

../../_images/fig_thermo14962.png — (b) Thermodynamic properties

Grüneisen parameters

../../_images/fig_gru_all6422.png — (a) Grüneisen parameters

../../_images/fig_gruneisen6422.png — (b) Phonon dispersion with Grüneisen parameters

Thermal conductivity

3-phonon (LASSO) — q-mesh: 11x11x11, supercell: 1x1x1

../../_images/fig_kappa12076.png — (a) Temperature-dependent lattice thermal conductivity

../../_images/fig_kappa_vs_grain_size6499.png — (b) Peierls lattice thermal conductivity w.r.t grain size

Phonon lifetime and scattering rates

../../_images/fig_lifetime6356.png — (a) Phonon lifetime due to phonon-phonon scattering

../../_images/fig_scat_rates6355.png — (b) Phonon scattering rates

Cumulative and spectral thermal conductivity

../../_images/fig_cumu_frequency6356.png — (a) Spectral and cumulative thermal conductivity w.r.t frequency

../../_images/fig_cumu_mfp6355.png — (b) Spectral and cumulative thermal conductivity w.r.t MFP

Force constants

../../_images/fig_fc214580.png — (a) Force constants w.r.t atomic distance

Summary

../../_images/fig_kappa12077.png — (a) Temperature-dependent lattice thermal conductivity

../../_images/fig_times24794.png — (b) Computation time