judd-ofelt parameters analysis of Europium from a luminescence spectrum
Observed lifetime (µs)
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Derived parameters |
Europium as spectroscopy probe |
Asymmetric ratio (R), Quantum efficiency (η), and calculated lifetime (τ) |
Transition |
Δ λ eff (nm) |
σe (cm2) x 1E-22 |
σe x λ eff (cm3) x 1E-28 |
σe x τ (cm2s) x 1E-25 |
No. of peaks |
Point group symmetry |
5D0→7F1 |
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5D0→7F0
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R = |
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5D0→7F2 |
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5D0→7F1
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η (%) = |
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5D0→7F4 |
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5D0→7F2
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τrad (µs) = |
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5D0→7F6 |
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5D0→7F3
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5D0→7F4
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