NEXTRA_BANDS (.param)

Keyword type

Integer

Description

This keywords controls the number of extra bands in addition to the number of occupied bands. These extra bands are necessary for metals or finite temperature insulators.

It is not possible to have both the NBANDS keyword and either the NEXTRA_BANDS or PERC_EXTRA_BANDS keywords present in the same input file.

Default

0

Example

NEXTRA_BANDS : 12

See Also:

NBANDS
PERC_EXTRA_BANDS
CASTEP keyword glossary
CASTEP parameters keywords