What's new on the Atomic Data for Astrophysics server?
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February 21, 2000. Link to Clegg et al. (1999, A&AS, 135, 359) data on recombination line intensities for hydrogenic ions is added.
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February 21, 2000. Link to Stehle & Nutcheon (1999, A&AS, 140, 93) data on Stark broadening of H lines is added.
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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.
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February 21, 2000. Link to Dimitrijevic & Sahal-Brechot (1999, A&AS, 140, 191) data on Stark broadening of Ca I lines is added.
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February 21, 2000. Link to Dimitrijevic & Sahal-Brechot (1999, A&AS, 140, 193) data on Stark broadening of Zn I lines is added.
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February 21, 2000. Link to Kisielius & Storey (1999, A&AS, 137, 157) data on O III recombination coefficients is added.
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February 21, 2000. Link to Kisielius et al. (1998, A&AS, 133, 257) data on Ne II recombination coefficients is added.
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February 21, 2000. Link to Chen & Pradhan (1999, A&AS, 136, 395) data on Fe VI collision strengths is added.
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February 21, 2000. Link to Nahar & Pradhan (1999, A&AS, 135, 347) data on Fe XXIV, XXV fine structure oscillator strengths is added.
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July 29, 1998. Link to Binello et al.
(1998, A&AS, 131, 153) electron excitation data
for Fe XII lines is added.
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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.
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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.
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July 29, 1998. Link to Dimitrijevic & Sahal-Brechot
(1998, A&AS, 130, 539) data on Stark broadening of Na X lines is added.
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July 29, 1998. Link to Raassen et al. (1998, A&AS, 130, 541)
data on oscillator strengths for Co II
is added.
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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.
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April 28, 1998. Link to Dimitrijevic & Sahal-Brechot
(1998, A&AS, 129, 155) data on Stark broadening of Si XI,
XIII lines is added.
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April 28, 1998. Link to Dimitrijevic & Sahal-Brechot
(1998, A&AS, 128, 359) data on Stark broadening of Ca IX,
X lines is added.
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April 28, 1998. Link to Popovic & Dimitrijevic
(1998, A&AS, 128, 203) data on Stark broadening of Mn, Ga, Ge lines
is added.
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April 28, 1998. Link to Popovic & Dimitrijevic
(1998, A&AS, 127, 295) data on Stark broadening of Kr II lines
is added.
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April 28, 1998. Link to Dimitrijevic & Sahal-Brechot
(1998, A&AS, 127, 543) data on Stark broadening of SV lines
is added.
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April 28, 1998. Link to Zhang & Pradhan
(1997, A&AS, 126, 373) data on Fe IV collision strengths is added.
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April 28, 1998. Link to Quinet (1998, A&AS,
129, 147) data on transition probabilities for forbidden lines of Co
II is added.
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November 11, 1997. Link to Ramsbottom & Bell
(1997, A&AS, 125, 543) data on MgVI collision strengths is added.
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November 11, 1997. Link to Uylings & Raassen
(1997, A&AS, 125, 539) data on MnIII transition probabilities is
added.
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October 30, 1997. Link to atomic line database
compiled by Peter van Hoof is added.
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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.
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August 5, 1997. Link to Zhang & Pradhan (1997,
A&AS, 123, 575) data on Fe XXII collision strengths is added.
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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.
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June 10, 1997. Link to Lemke (1997, A&AS, 122,
285) data on Stark broadening of hydrogen (Lyman to Brackett series)
is added.
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May 23, 1997. Link to Dimitrijevic & Sahal-Brechot
(1997, A&AS, 122, 533) data on Stark broadening of P IV lines is
added.
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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.
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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.
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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.
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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.
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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
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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.
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November 12, 1996. Link to Nahar & Pradhan
(1996, A&AS, 119, 509) data on Fe III radiative transition probabilities
is added.
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November 12, 1996. Link to Zhang (1996, A&AS, 119,
523) data on Fe III collision strengths is added.
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November 12, 1996. Link to Dimitrijevic &
Sahal-Brechot (1996, A&AS, 119, 529) data on Stark broadening of
Sr I lines is added.
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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.
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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.
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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.
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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.
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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).
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July 26, 1996. Link to Tom
Abel's primordial gas chemistry page is added.
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June 2, 1996. Link to Quinet (1996, A&AS,
116, 573) data on transition probabilities for forbidden lines of Fe
III is added.
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June 2, 1996. Link to Dimitrijevic & Sahal-Brechot
(1996, A&AS, 117, 127) data on Stark broadening of Mg I lines is
added.
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April 30, 1996. Link to Popovic & Dimitrijevic
(1996, A&AS, 116, 359) data on Stark broadening of Xe II lines
is added.
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April 11, 1996. Link to Coluzzi (1996)
identification list of lines in stellar spectra in the ultraviolet region
is added.
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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.
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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.
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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.
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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.
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February 20, 1996. Link to X-ray emission lines data (Bearden
1967) is added.
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February 20, 1996. Link to electron binding energies (Williams
1995) is added.
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February 12, 1996. Link to new fits for charge transfer rate coefficients
(Kingdon & Ferland, 1996, ApJS, in press)
is added.
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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.
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January 4, 1996. Link to fits for H and He ionization and recombination
(Abel 1996) is added.
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January 3, 1996. New fits for the photoionization cross sections (Verner,
Ferland, Korista, & Yakovlev, 1996, ApJ, in press) are added.
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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.
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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.
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December 7, 1995. Link to the SAM Project wavelengths
and gf values of As II and Tl II lines is added.
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December 5, 1995. Link to Schoening (1995, A&AS,
113, 579) data on Stark broadening of N V lines is added.
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November 13, 1995. Samson et al. (1994, J. Phys.
B, 27, 887) absolute photoionization cross sections of He I are added.
Dima Verner (verner@oblako.pa.uky.edu)
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