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: http://www.arcetri.astro.it/science/chianti/chianti_5.1/database/mn/mn_19.html
Дата изменения: Thu Sep 15 16:56:48 2005 Дата индексирования: Sat Dec 22 14:03:38 2007 Кодировка: Поисковые слова: images |
The CHIANTI database consists of 4 primary ASCII files for each ion in the database.
contains the energy levels in cm^(-1) It includes both experimental data and theoretical values of the levels energies.
References:
%Observed energy levels: Edlen, 1984, Phys.Scripta, 30, 135 %Theoretical energy levels (1-15): Zhang, Sampson, ADNDT, 1999, 72, 153 % produced as part of the Arcetri/Cambridge/NRL 'CHIANTI' atomic data base collaboration % % G. Del Zanna, May 2001.
contains wavelengths, gf and A values for each transition. Wavelengths are based on experimental level energies where available; wavelengths calculated from theoretical energies are less accurate and are given as negative values.
References:
% Experimental energy levels (1 - 15): Edlen, 1984, Phys.Scripta, 30, 135 % gf values for transitions between the (1 - 15) levels: Zhang, Sampson, 1999, ADNDT, 72, 153 % A values for transitions indicated with "M": Merkelis et al., 1999, Physica Scripta 59,122 % A values for transitions indicated with "ZS": Zhang, Sampson, 1999, ADNDT, 72, 153 %produced as part of the Arcetri/Cambridge/NRL atomic data base collaboration % % G. Del Zanna, May 2001.
contains the spline fits to the electron collision strengths scaled according to Burgess and Tully (1992). Accurate replication of the temperature averaged collision strength over a wide range of temperatures can be accomplished with the data in this file.
References:
%filename: mn_19.splups %oscillator strengths: Zhang, Sampson, 1999, ADNDT, 72, 153 %collision strengths: Zhang, Sampson, 1999, ADNDT, 72, 153 %produced as part of the Arcetri/Cambridge/NRL 'CHIANTI' atomic data base collaboration % % G. Del Zanna, May 2001.