Back to the main page of this manual | Input reference of CP2K version 2023.1 |
CP2K_INPUT /
FORCE_EVAL /
DFT /
XC /
XC_FUNCTIONAL /
GGA_C_APBE
&GGA_C_APBE {Logical} |
|
Activates the functional. | |
This keyword cannot be repeated and it expects precisely one logical. | |
The lone keyword behaves as a switch to
.TRUE. |
|
Default value:
.FALSE. |
SCALE {Real} |
|
Scales this functional | |
This keyword cannot be repeated and it expects precisely one real. | |
Default value:
1.00000000E+000 |
_B {Real} |
|
Multiplies the A t^2 term. Used in the SPBE functional | |
This keyword cannot be repeated and it expects precisely one real. | |
Default value:
1.00000000E+000 |
_BETA {Real} |
|
beta constant | |
This keyword cannot be repeated and it expects precisely one real. | |
Default value:
7.90305232E-002 |
_GAMMA {Real} |
|
(1 - ln(2))/Pi^2 in the PBE | |
This keyword cannot be repeated and it expects precisely one real. | |
Default value:
3.10906909E-002 |
Back to the main page of this manual or the CP2K home page | (Last update: 31.12.2022) |