Variational calculations of ionization energies of few-electron atoms with a variable charge

Text, pdf file

Figures referred in the text, pdf files:


1. Ionization energy of the ground state of helium-like ions as a function of Z: variational/exact
1a. 1a. Ionization energy of the ground state of helium-like ions, enlarged scale
2. Ionization energy of the ground state of helium-like ions, the first derivative
2a. Ionization energy of the ground state of helium-like ions, the first derivative, enlarged
3. Ionization energy of the ground state of helium-like ions, the second derivative
3a. Ionization energy of the ground state of helium-like ions, the second derivative, enlarged scale
4. Ground state of helium-like ions, variational exponential parameters
4.1. Ionization energy of the ground state of helium-like ions: Hartree trial function symmetric/asymmetric, with exchange, exact
5. Ionization energy of the triplet state of helium-like ions
5a. Ionization energy of the triplet state of helium-like ions, enlarged scale
6. Ionization energy of the triplet state of helium-like ions, the first derivative
7. Ionization energy of the triplet state of helium-like ions, the second derivative
8. Lowest triplet state of helium-like ions, variational exponential parameters
9. Alpha=(Z-1)E'/E for the triplet state of helium-like ions
10. Ratio of variational ionization energy to exact one for singlet and triplet state of helium-like ions
11. Ionization energy of 2p2 3P state of helium-like ions
12. Ionization energy of 1s 2p 3P state of helium-like ions
12'. Lithium-like ions: variational/exact
13. Ionization energy of the ground state of lithium-like ions
14. Ionization energy for lithium-like ions, the first derivative
15. Ionization energy for lithium-like ions, the second derivative
16. Lithium-like ions, variational exponential parameters
17. Alpha=(Z-1)E'/E for lithium-like ions
18. Ionization energy of the ground state of berillium-like ions
19. Ionization energy for berillium-like ions, the first derivative
20. Ionization energy for berillium-like ions, the second derivative
21. Berillium-like ions, exponential parameters, real parts
22. Ionization energy for the ground state of boron-like ions
23. Ionization energy for boron-like ions, the first derivative
24. Ionization energy for boron-like ions, the second derivative (image file missed)
25. Boron-like ions, exponential parameters, real parts
26. Ionization energy for the ground state of carbon-like ions
27. Ionization energy for carbon-like ions, the first derivative
28. Ionization energy for carbon-like ions, the second derivative
29. Carbon-like ions, exponential parameters, real parts

More figures, postscript files:

Texts of Mathematica programs


Back to Results of work in Purdue University.

Designed by A. Sergeev.