Vdw d

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vdw_d sets the [math]\displaystyle{ d }[/math] parameter of the damping function in the Tkatchenko-Scheffler van der Waals correction method.

Summary

Summary for vdw_d keyword
Required/optional Type Accepted values Default See also
Optional Real Any positive real 20. van der Waals corrections, vdw_type, vdw_rcut, vdw_sr, vdw_c6_ref, vdw_r0_ref, vdw_alpha0_ref

Example

vdw_type = "ts"
vdw_rcut = 15.
vdw_sr = 0.94
vdw_d = 20.
vdw_c6_ref = 27.8 ! eV * Angstrom^6, one per species
vdw_r0_ref = 1.9 ! Angstrom, one per species
vdw_alpha0_ref = 1.778 ! Angstrom^3, one per species