# POPULATION

Section to define the population of specie as a collective variable. See also https://doi.org/10.1021/jp3019588. [Edit on GitHub]

Subsections

- POINT

## Keywords

- ATOMS_FROM

- ATOMS_TO

- KINDS_FROM

- KINDS_TO

- N0

- ND

- NN

- R0

- SIGMA

## Keyword descriptions

ATOMS_FROM: integer[ ]

  Keyword can be repeated.

  Aliases: POINTS_FROM

  Usage: ATOMS_FROM {integer} {integer} ..

  Specify indexes of atoms/points building the coordination variable. [Edit on GitHub]

ATOMS_TO: integer[ ]

  Keyword can be repeated.

  Aliases: POINTS_TO

  Usage: ATOMS_TO {integer} {integer} ..

  Specify indexes of atoms/points building the coordination variable. [Edit on GitHub]

KINDS_FROM: string[ ]

  Keyword can be repeated.

  Usage: KINDS_FROM {CHAR} {CHAR} ..

  Specify alternatively kinds of atoms building the coordination variable. [Edit on GitHub]

KINDS_TO: string[ ]

  Keyword can be repeated.

  Usage: KINDS_TO {CHAR} {CHAR} ..

  Specify alternatively kinds of atoms building the coordination variable. [Edit on GitHub]

N0: integer = 4

  Aliases: N_0

  Usage: n0 {integer}

  Specify the n0 parameter that sets the coordination of the species. [Edit on GitHub]

ND: integer = 12

  Aliases: EXPON_DENOMINATOR

  Usage: ND {integer}

  Sets the value of the denominator of the exponential factor in the coordination FUNCTION. [Edit on GitHub]

NN: integer = 6

  Aliases: EXPON_NUMERATOR

  Usage: NN {integer}

  Sets the value of the numerator of the exponential factor in the coordination FUNCTION. [Edit on GitHub]

R0: real = 3.00000000E+000

  Aliases: R_0

  Usage: R0 {real}

  Specify the R0 parameter in the coordination function. [Edit on GitHub]

SIGMA: real = 5.00000000E-001

  Usage: SIGMA {real}

  Specify the gaussian width of used to build the population istogram. [Edit on GitHub]