| Back to the main page of this manual | Input reference of CP2K version 2022.1 | 
CP2K_INPUT /
               FORCE_EVAL /
               PROPERTIES /
               TDDFPT /
               XC /
               XC_FUNCTIONAL /
               GGA_C_PBEFE| &GGA_C_PBEFE {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: 4.30000000E-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: 8.8.2022) |