Back to the article index

Article Contents

ABSTRACT

1.INTRODUCTION

2.METHOD OF SOLUTION

2.1.The equations of statistical equilibrium

2.2.Fluorescence

2.3.Solving the system of statistical equilibrium equations

3.THE PACKAGE POPRATIO

3.1.The structure of PopRatio

3.1.1.PRECISION

3.1.2.PHYSMATH

3.1.3.FIELDINTENSITIES

3.1.4.POPRATIO

3.1.5.Other packages used by PopRatio

3.2.The atomic data input file

3.3.Installing and running PopRatio

3.3.1.Setting the accuracy of floating point operations

3.3.2.Setting the radiation field

3.3.3.Writing the main program

4.APPLICATIONS AND EXAMPLES OF USING POPRATIO

4.1.Testcase #1

4.2.Testcase #2

4.3.Testcase #3

4.4.Testcase #4

4.5.Testcase #5

5.CONCLUDING REMARKS

REFERENCES