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CONTENTS Introduction . ........................................................................... 2 Chapter 1. Main knowledges ab out atomic sp ectroscopy . .................................... 5 1.1. The classification of levels . .......................................................... 5 1.2. The radiative transitions. Line strengths and oscillator strengths. Transition probabilities. . ....................................................................................... 6 Chapter 2. Radiative transitions and photoprocesses . ....................................... 9 2.1. Transition probabilities, oscillator strengths and mean lifetimes. . .................... 9 2.2. Photoionization . .................................................................... 9 2.2.1. Photoionization from K and L shells . ............................................ 11 2.3. Photorecombination . . ............................................................. 13 2.4. Photoheating and recombination cooling . .......................................... 15 2.4.1. Photoheating rates . .............................................................. 15 2.4.2. Recombination cooling rates . .................................................... 17 2.5. Scaling relations for photoionization and photorecombination rates . ................ 18 Chapter 3. Collision processes . ............................................................ 19 3.1. Electron impact ionization. . ....................................................... 19 3.2. Electron impact excitation. ........................................................ 21 3.3. Excitation by collision with heavy particles . ....................................... 23 3.3.1. Excitation by protons . ........................................................... 23 3.3.2. Excitation by neutal hydrogen and more heavy particles . ........................ 23 3.4. Autoionization . .................................................................... 24 3.5. Dielectronic recombination . ........................................................ 25 3.6. Charge transfer reactions . ......................................................... 28 Chapter 4. Sp ectra of the gaseous nebulae and their interpretation . ........................ 31 4.1. Recombination line intensities . . ......................... . .......................... 31 4.2. Collision-excited lines . . ............................................................ 32 4.3. Selective mechanisms of the line excitation . ........................................ 36 4.4. Plasma diagnostics for ne and Te . ................................................. 37 4.5. Chemical abundance determination . ............................................... 38 4.6. Continuous sp ectra . ............................................................... 39 Delivery of the catalogue and additional information . . ..................................... 40 References . . ...............................................................................41 Table 1. Transition probabilities for HI transitions ....................................... Table 2. Transition probabilities for HeI transitions ...................................... Table 3. Parameters of photoionization cross-section from the ground and excited states (Eq.2.2) ..................................................................................... Table 4. Parameters of photoionization cross-section from the K - shell (Eq2.3) ........... Table 5. Parameters of approximation for the collisional ionization, radiative and dielectronic recombination (Eq(2.6), (2.19), (2.24) ) ................................................... Table 6. Radiative Recombination Rates on the HeI ion levels ............................ Table 7. Photoheating rates for HI levels ................................................. Table 8. Recombination cooling rates for HI .............................................. Table 9 Parameters for the electron collision ionization (Eq. 2.8) ......................... Table 10. Parameters for determination of the function f2 in Eq.(2.9) .................... Table 11. Parameters A and in Eq.(2.10) for the different shells ........................ 1


Table 12. Parameters qj , Ij and C in Eq.(2.11) for determination of the collisional ionization rates ........................................................................................ Table 13. Coefficients of p olynomial fit to the electron impact effective collision strengths for atomic hydrogen (Eq. 3.10). ............................................................. Table 14. Electron impact excitation rates for atomic hydrogen (Eq.3.8) .................. Table 15. Approximation parameters for the electron impact excitation rates for the some ions Table 15a. Energies and designations for the ground and metastable levels of the selected atoms and ions Table 15b. Transition probabilities and effective collision strengths ij of the selected atoms and ions Table 15c. Rates of the fine structure transitions excitation by proton impact Table 16. Parameters ai and Ti for the total rates of dielectronic recombination . . ......... Table 17. Approximation parameters for dielectronic recombination . . ..................... Table 18. Charge transfer rates for collisions with H and He . . ............................ Table 19. Parameters for recombination and ionization charge transfer with H and He . . . . Table 20. Parameters for charge transfer with H0 and He+ . ............................... Table 21. Recombination charge transfer rates in units 10-9 cm3 s-1 b etween atoms and ions of heavy elements . . .......................................................................... Table 22. List of the lines observed in the sp ectra of gaseous nebulae Table 23. Relative Intensities of the HI recombination lines Table 24. Relative Intensities of the HeI recombination lines Table 25. Relative Intensities of the HeI I recombination lines Table 26. Relative Intensities of the C, N, O ions recombination lines Table 27. Parameters of the analytical approximation (Eq3.6) of the effective dielectronic recombination coefficients for lines of the ions of C, N, O, Ne, Mg, Al and Si Table 28. The values of total and partial effective recombination coefficients Table 29. Fit parameter values to the function X(Te ) =
0

Te /104



in Eq (3.7a)

Table 30. Parameters , Ai and d connected the ultraviolet line intensities with the relative abundance of the ions Table 31. Coefficients of emission in continuum App end A1. A2. A3. A4. A5. A6. A7. A8. A9. App end ix A. Atomic data references Energy levels and wavelengths . ...................................................... Transition probabilities . ............................................................. Photoionization and recombination . .................................................. Collisional Ionization . . ............................................................... Collisional excitation . ................................................................ Dielectronic Recombination . ......................................................... Charge Transfer . ..................................................................... Line Broadening . .................................................................... Opacities and Atomic Data for Opacity Calculations . . ............................... ix B. Atomic Data Bases and Catalogue

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