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Published on: June 28, 2018
Samarium-Doped Lead Phosphate Glass: Optical Experiments and Calculations Using the Judd-Ofelt Theory
Joanna Pisarska1, Wojciech A Pisarski1
1Institute of Chemistry, University of Silesia, Szkolna 9 Street, 40-007 Katowice, Poland.
Materials (Basel, Switzerland)
|November 27, 2025
Summary
Samarium-doped lead phosphate glass exhibits intense reddish-orange luminescence, making it suitable for photonic devices. Spectroscopic analysis confirmed its potential for applications requiring efficient light emission.
Area of Science:
- Materials Science
- Spectroscopy
- Photonics
Background:
- Lead phosphate glasses are versatile hosts for rare-earth ions.
- Samarium (Sm3+) ions are known for their luminescence properties.
Purpose of the Study:
- To investigate the spectroscopic properties of Sm3+ in lead phosphate glass.
- To evaluate the potential of this material for photonic applications.
Main Methods:
- Absorption and luminescence spectroscopy were employed.
- Judd-Ofelt theory was used for theoretical calculations.
- Radiative and spectroscopic parameters were determined.
Main Results:
- Oscillator strengths and radiative parameters of Sm3+ ions were calculated and experimentally verified.
- Intense reddish-orange emission was observed due to the 4G5/2 ⟶ 6H7/2 transition.
- Key parameters like quantum efficiency (53%) and lifetime (1.925 ms) were determined.
Conclusions:
- Sm3+-doped lead phosphate glass shows promising characteristics for photonic devices.
- The material's efficient reddish-orange emission makes it a viable candidate for optoelectronic applications.
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