| Back to the main page of this manual | Input reference of CP2K version 7.1 | 
CP2K_INPUT /
               FORCE_EVAL /
               DFT /
               XC /
               XC_FUNCTIONAL /
               BECKE97| &BECKE97 {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. | 
| PARAMETRIZATION {Keyword} | |
| switches between the B97 and Grimme parametrization | |
| This keyword cannot be repeated and it expects precisely one keyword. | |
| Default value: ORIG | |
| List of valid keywords: 
 | 
| SCALE_C {Real} | |
| scales the correlation part of the functional | |
| This keyword cannot be repeated and it expects precisely one real. | |
| Default value: 1.00000000E+000 | 
| SCALE_X {Real} | |
| scales the exchange part of the functional, if -1 the default for the given parametrization is used | |
| This keyword cannot be repeated and it expects precisely one real. | |
| Default value: -1.00000000E+000 | 
| Back to the main page of this manual or the CP2K home page | (Last update: 14.12.2021) |