What's new on the Atomic Data for Astrophysics server?

• February 21, 2000. Link to Clegg et al. (1999, A&AS, 135, 359) data on recombination line intensities for hydrogenic ions is added.
• February 21, 2000. Link to Stehle & Nutcheon (1999, A&AS, 140, 93) data on Stark broadening of H lines is added.
• February 21, 2000. Link to Dimitrijevic & Sahal-Brechot (1998, A&AS, 133, 227) data on Stark broadening of K VIII and K IX lines is added.
• February 21, 2000. Link to Dimitrijevic & Sahal-Brechot (1999, A&AS, 140, 191) data on Stark broadening of Ca I lines is added.
• February 21, 2000. Link to Dimitrijevic & Sahal-Brechot (1999, A&AS, 140, 193) data on Stark broadening of Zn I lines is added.
• February 21, 2000. Link to Kisielius & Storey (1999, A&AS, 137, 157) data on O III recombination coefficients is added.
• February 21, 2000. Link to Kisielius et al. (1998, A&AS, 133, 257) data on Ne II recombination coefficients is added.
• February 21, 2000. Link to Chen & Pradhan (1999, A&AS, 136, 395) data on Fe VI collision strengths is added.
• February 21, 2000. Link to Nahar & Pradhan (1999, A&AS, 135, 347) data on Fe XXIV, XXV fine structure oscillator strengths is added.
• July 29, 1998. Link to Binello et al. (1998, A&AS, 131, 153) electron excitation data for Fe XII lines is added.
• July 29, 1998. Link to Dimitrijevic & Sahal-Brechot (1998, A&AS, 131, 143) data on Stark broadening of Sc X, XI and Ti XI, XII lines is added.
• July 29, 1998. Link to Dimitrijevic & Sahal-Brechot (1998, A&AS, 131, 141) data on Stark broadening of O VII and Mg XI lines is added.
• July 29, 1998. Link to Dimitrijevic & Sahal-Brechot (1998, A&AS, 130, 539) data on Stark broadening of Na X lines is added.
• July 29, 1998. Link to Raassen et al. (1998, A&AS, 130, 541) data on oscillator strengths for Co II is added.
• July 29, 1998. Link to Quinet (1998, A&AS, 129, 603) data on predicted term energies, wavelengths and oscillator strengths for transitions involving high-nl Rydberg states in C II, C III and C IV is added.
• April 28, 1998. Link to Dimitrijevic & Sahal-Brechot (1998, A&AS, 129, 155) data on Stark broadening of  Si XI, XIII lines is added.
• April 28, 1998. Link to Dimitrijevic & Sahal-Brechot (1998, A&AS, 128, 359) data on Stark broadening of  Ca IX, X lines is added.
• April 28, 1998. Link to Popovic & Dimitrijevic (1998, A&AS, 128, 203) data on Stark broadening of Mn, Ga, Ge lines is added.
• April 28, 1998. Link to Popovic & Dimitrijevic (1998, A&AS, 127, 295) data on Stark broadening of Kr II lines is added.
• April 28, 1998. Link to Dimitrijevic & Sahal-Brechot (1998, A&AS, 127, 543) data on Stark broadening of  SV lines is added.
• April 28, 1998. Link to  Zhang & Pradhan (1997, A&AS, 126, 373) data on Fe IV collision strengths is added.
• April 28, 1998. Link to Quinet (1998, A&AS, 129, 147) data on transition probabilities for forbidden lines of Co II is added.
• November 11, 1997. Link to Ramsbottom & Bell (1997, A&AS, 125, 543) data on MgVI collision strengths is added.
• November 11, 1997. Link to Uylings & Raassen (1997, A&AS, 125, 539) data on MnIII transition probabilities is added.
• October 30, 1997. Link to atomic line database compiled by Peter van Hoof is added.
• October 22, 1997. Link to Dere et al. (1997, A&AS, 125, 149) list of observed lines and lines in the CHIANTI database between 50 and 1100 A is added.
• August 5, 1997. Link to Zhang & Pradhan (1997, A&AS, 123, 575) data on Fe XXII collision strengths is added.
• June 16, 1997. Link to Galavis et al. (1997, A&AS, 123, 159) data on radiative rates for the forbidden transitions within the ground configuration of ions in the C and O isoelectronic sequences is added.
• June 10, 1997. Link to Lemke (1997, A&AS, 122, 285) data on Stark broadening of hydrogen (Lyman to Brackett series) is added.
• May 23, 1997. Link to Dimitrijevic & Sahal-Brechot (1997, A&AS, 122, 533) data on Stark broadening of P IV lines is added.
• April 11, 1997. Link to Dimitrijevic & Sahal-Brechot (1997, A&AS, 122, 163) data on Stark broadening of Ba I and Ba II lines is added.
• March 25, 1997. Voronov (1997, ADNDT, 65, 1) fits for ionization rate coefficients of atoms and ions by electron impact: Z = 1-28 (ASCII table, Fortran subroutine) are added.
• February 7, 1997. Link to Quinet, Le Dourneuf, & Zeippen (1997, A&AS, 120, 361) data on transition probabilities for forbidden lines of Fe II is added.
• January 8, 1997. One more minor change in a Fortran subroutine colfit, which calculates collisional ionization rates. Accuracy of low (less than 10**(-20)) rates is improved.
• January 6, 1997. New version of a Fortran subroutine colfit, which calculates collisional ionization rates, is added. This new version modifies only very low (less than 10**(-30)) rates to avoid negative Na+ rates at logT < 4.2
• December 9, 1996. Link to Popovic & Dimitrijevic (1996, A&AS, 120, 373) data on Stark broadening of Sc II, Y II and Zr II lines is added.
• November 12, 1996. Link to Nahar & Pradhan (1996, A&AS, 119, 509) data on Fe III radiative transition probabilities is added.
• November 12, 1996. Link to Zhang (1996, A&AS, 119, 523) data on Fe III collision strengths is added.
• November 12, 1996. Link to Dimitrijevic & Sahal-Brechot (1996, A&AS, 119, 529) data on Stark broadening of Sr I lines is added.
• November 12, 1996. New version of a Fortran subroutine colfit, which calculates collisional ionization rates, is added. This new version includes an improved presentation for the first exponential integral. The previous version used the approximation suggested by Arnaud & Rothenflug (1985) which led to a jump in the rates at kT=(E_ionization)/10.0 for low-ionized species.
• October 30, 1996. Link to Dimitrijevic & Sahal-Brechot (1996, A&AS, 119, 369) data on Stark broadening of Be III and B III lines is added.
• October 30, 1996. Postscript file of the Comment on a paper by M. A. Bautista ``Atomic data from the Iron Project. XVI. Photoionization cross sections and oscillator strengths for Fe V'' (D. A. Verner, D. G. Yakovlev, I. M. Band, & M. B. Trzhaskovskaya, A&AS, submitted) is added.
• October 8, 1996. Link to Quinet & Le Dourneuf (1996, A&AS, 119, 99) data on transition probabilities for forbidden lines of Ni I and Ni II is added.
• August 19, 1996. New page Fortran subroutines is added. Currently provides links to the subroutines which calculate photoionization cross sections, radiative recombination rates, collisional ionization rates (written by Dima Verner), and charge transfer rates (written by Jim Kingdon).
• July 26, 1996. Link to Tom Abel's primordial gas chemistry page is added.
• June 2, 1996. Link to Quinet (1996, A&AS, 116, 573) data on transition probabilities for forbidden lines of Fe III is added.
• June 2, 1996. Link to Dimitrijevic & Sahal-Brechot (1996, A&AS, 117, 127) data on Stark broadening of Mg I lines is added.
• April 30, 1996. Link to Popovic & Dimitrijevic (1996, A&AS, 116, 359) data on Stark broadening of Xe II lines is added.
• April 11, 1996. Link to Coluzzi (1996) identification list of lines in stellar spectra in the ultraviolet region is added.
• April 10, 1996. New atomic data for permitted resonance lines of atoms and ions from H to Si, and S, Ar, Ca and Fe (Verner, Verner, & Ferland, 1996, Atomic Data Nucl. Data Tables, in press) are added.
• March 27, 1996. New version of a Fortran subroutine which implements analytical fits for photoionization cross sections is released. Inner-shell ionization energies of some low-ionized species are slightly improved to fit smoothly the experimental inner-shell ionization energies of neutral atoms.
• February 23, 1996. Link to Dimitrijevic & Sahal-Brechot (1996, A&AS, 115, 351) data on Stark broadening of C V and PV lines is added.
• February 20, 1996. Link to low-energy X-ray interaction coefficients: photoabsorption, scattering, and reflection E = 30-30,000 eV, Z = 1-92 (Henke et al. 1993) is added.
• February 20, 1996. Link to X-ray emission lines data (Bearden 1967) is added.
• February 20, 1996. Link to electron binding energies (Williams 1995) is added.
• February 12, 1996. Link to new fits for charge transfer rate coefficients (Kingdon & Ferland, 1996, ApJS, in press) is added.
• January 16, 1996. Postscript file of a preprint on new photoionization cross sections (Verner, Ferland, Korista, & Yakovlev, 1996, ApJ, in press) is replaced by the revised version. Misprint in Eq. (1) is corrected (our thanks are due to D. Cohen). Tables of the fit parameters and the Fortran subroutine are not affected.
• January 4, 1996. Link to fits for H and He ionization and recombination (Abel 1996) is added.
• January 3, 1996. New fits for the photoionization cross sections (Verner, Ferland, Korista, & Yakovlev, 1996, ApJ, in press) are added.
• December 13, 1995. Link to the Line Energy Catalog compiled by T. Kallman and stored at the HEASARC is added. This compilation is employed by the XSTAR spectrum synthesis code.
• December 13, 1995. Link to the list of elemental edge energies compiled by T. Kallman and stored at the HEASARC is added. This compilation is employed by the XSTAR spectrum synthesis code.
• December 7, 1995. Link to the SAM Project wavelengths and gf values of As II and Tl II lines is added.
• December 5, 1995. Link to Schoening (1995, A&AS, 113, 579) data on Stark broadening of N V lines is added.
• November 13, 1995. Samson et al. (1994, J. Phys. B, 27, 887) absolute photoionization cross sections of He I are added.