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e.g., Fe I
or Na;Mg; Al
or mg i-iii
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Lower Wavelength: |
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or Upper Wavenumber (in cm-1)
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Upper Wavelength: |
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or Lower Wavenumber (in cm-1)
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Units: |
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640 x 640
800 x 640
1024 x 768
1280 x 1024
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(requires Java2)
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Format output:
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Lines:
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All
Only with
transition probabilities
Only with energy
level classifications
Only with
observed wavelengths |
No JavaScript |
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Energy
Level Units: |
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Display
output: |
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Bibliographic Information:
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TP references, Line references
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Page
size: |
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Wavelength
Data: |
Observed
Ritz
Observed - Ritz (difference)
Wavenumber (in cm-1) |
Output ordering:
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Wavelength
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Maximum lower level energy:
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(e.g., 100000)
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Wavelengths
in:
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Vacuum (< 2,000 Å) Air (2,000 - 10,000 Å) Wavenumber (> 10,000 Å)
Vacuum (< 10,000 Å) Wavenumber (> 10,000 Å)
Vacuum (< 2,000 Å) Air (2,000 - 20,000 Å) Vacuum (> 20,000 Å)
Vacuum (all wavelengths)
Vacuum (< 1,850 Å) Air (> 1,850 Å)
Wavenumber (all wavelengths)
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Maximum upper level energy: |
(e.g., 400000) |
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Transition strength bounds will apply to: |
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Minimum transition strength: |
(e.g., 1.2e+05) |
Transition strength: |
in units of 108 s-1
log(gf)
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Maximum transition strength: |
(e.g., 2.5e+12)
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Transition Type: |
Allowed (E1) Forbidden (M1,E2,...) |
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(e.g., C+) |
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Relative
intensity minimum:
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(e.g., 1.2e-03) |
Level information:
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Configurations Terms Energies J g
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