Back to the main page of this manual  Input reference of CP2K version 8.1 
CP2K_INPUT /
FORCE_EVAL /
DFT /
POISSON /
IMPLICIT /
DIRICHLET_BC /
PLANAR
A {Real} {Real} {Real} 

Coordinates of the vertex A.  
This keyword cannot be repeated and it expects precisely 3 reals.  
Default unit:
[angstrom]

B {Real} {Real} {Real} 

Coordinates of the vertex B.  
This keyword cannot be repeated and it expects precisely 3 reals.  
Default unit:
[angstrom]

C {Real} {Real} {Real} 

Coordinates of the vertex C.  
This keyword cannot be repeated and it expects precisely 3 reals.  
Default unit:
[angstrom]

FREQUENCY {Real} 

The frequency with which the oscillating fraction oscillates.  
This keyword cannot be repeated and it expects precisely one real.  
Default value:
0.00000000E+000 

Default unit:
[s^1]

N_PRTN {Integer} {Integer} 

The number of partitions along the edges for tiling the rectangular region. If the edges have different lengths, from the two given values, the larger one will be assigned to the longer edge.  
This keyword cannot be repeated and it expects precisely 2 integers.  
Default values:
1 1 
OSCILLATING_FRACTION {Real} 

A fraction of the field can be set to oscilate over time.  
This keyword cannot be repeated and it expects precisely one real.  
Default value:
0.00000000E+000 
PHASE {Real} 

The phase of the oscillattion. A phase of zero corresponds to a cosine function.  
This keyword cannot be repeated and it expects precisely one real.  
Default value:
0.00000000E+000 
SMOOTHING_WIDTH {Real} 

The width of the transition region between the Dirichlet subdomain and its surrounding.  
This keyword cannot be repeated and it expects precisely one real.  
Default value:
2.00000000E001 

Default unit:
[angstrom]


Alias names for this keyword: SIGMA 
THICKNESS {Real} 

The thickness of the planar Dirichlet region.  
This keyword cannot be repeated and it expects precisely one real.  
Default value:
7.50000000E001 

Default unit:
[angstrom]

V_D {Real} 

The value of the fixed potential to be imposed at the planar Dirichlet boundary.  
This keyword cannot be repeated and it expects precisely one real.  
Default unit:
[volt]

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