spectroscopy and scientific instrumentation

镨离子发光

Pr3+ luminescence

The study of the photoluminescence properties of Pr3+ ions, specifically analyzing interconfigurational 4f5d → 4f2 and intraconfigurational 4f2 → 4f2 transitions in a phosphate host. / 镨离子发光性质的研究，特别是分析磷酸盐基质中组间4f5d→4f2和组内4f2→4f2跃迁的光致发光特性。

Knowledge type: 自然理论
First proposed or discovered
Proposer: Turkey Farm member
Creator: 农场主
Last updated: 2026-11-04 23:05:35

Sub-knowledge points

Interconfigurational 4f5d → 4f2 transitionsIntraconfigurational 4f2 → 4f2 transitionsConcentration quenching mechanismNonradiative relaxation from 4f5d states

Higher-order knowledge points

No connected node yet

Main parameters and performance indicators

Pr3+ concentration: 0.5 to 2.0 mol%Li+ co-doping: for charge compensationHost structure: monoclinic (C2/m)Emission transitions: 1D2 → 3H4 (dominant red)Lifetimes: nanosecond (4f5d), microsecond (1D2)

Open problems

No unresolved problem recorded yet

Related literature

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Inter- and intraconfigurational luminescence of Pr3+ in Ca6Ba(PO4)4OOpen source

镨离子发光

Sub-knowledge points

Higher-order knowledge points

Main parameters and performance indicators

Open problems

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