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sc::PW91CFunctional Class Reference

The Perdew-Wang 1991 correlation functional computes energies and densities using the designated local correlation functional. More...

#include <functional.h>

Inheritance diagram for sc::PW91CFunctional:

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Collaboration diagram for sc::PW91CFunctional:

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List of all members.

Public Methods

 PW91CFunctional ()
 PW91CFunctional (const Ref< KeyVal > &)
 PW91CFunctional (StateIn &)
 ~PW91CFunctional ()
void save_data_state (StateOut &)
 Save the base classes (with save_data_state) and the members in the same order that the StateIn CTOR initializes them. More...

int need_density_gradient ()
void point (const PointInputData &, PointOutputData &)
void set_spin_polarized (int)

Protected Methods

void init_constants ()
double limit_df_drhoa (double rhoa, double gamma, double ec, double decdrhoa)

Protected Attributes

Ref< LSDACFunctionallocal_
double a
double b
double c
double d
double alpha
double c_c0
double c_x
double nu

Detailed Description

The Perdew-Wang 1991 correlation functional computes energies and densities using the designated local correlation functional.

J. P. Perdew, Proceedings of the 75. WE-Heraeus-Seminar and 21st Annual International Symposium on Electronic Structure of Solids held in Gaussig (Germany), March 11-15, 1991, P. Ziesche and H. Eschrig, eds., pp. 11-20.

J. P. Perdew, J. A. Chevary, S. H. Vosko, K. A. Jackson, M. R. Pederson, and D. J. Singh, Phys. Rev. B, 46, 6671, 1992.


Member Function Documentation

void sc::PW91CFunctional::save_data_state StateOut   [virtual]
 

Save the base classes (with save_data_state) and the members in the same order that the StateIn CTOR initializes them.

This must be implemented by the derived class if the class has data.

Reimplemented from sc::DenFunctional.


The documentation for this class was generated from the following file:
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