研究目的
Investigating the luminescence properties of Ce3+ doped glass scintillators with different host materials for potential applications in particle physics, nuclear physics, astrophysics, and medical imaging.
研究成果
The Ce3+ doped glass scintillators exhibited fast decay times and visible light emission, making them suitable for applications in high energy physics, nuclear physics, radiation monitoring, and neutron detection. The SiMgAlLiF:Ce glass showed higher light intensity compared to SiMgAlLi2O:Ce, attributed to lower defect quenching.
研究不足
The study was limited to two specific compositions of glass scintillators and did not explore a wider range of doping concentrations or host materials. The proton-induced emission spectrum was only measurable for one of the glass samples due to low light intensity in the other.
1:Experimental Design and Method Selection:
The study involved the fabrication of Ce3+ doped glass scintillators using a melt-quenching technique and the measurement of their luminescence properties under various conditions.
2:Sample Selection and Data Sources:
Two glass samples with different host materials (Li2O and LiF) were prepared.
3:List of Experimental Equipment and Materials:
A pulsed laser, X-ray tube, proton beam, spectrometer, and photomultiplier tube were used.
4:Experimental Procedures and Operational Workflow:
The luminescence properties were measured using UV laser light, X-rays, and protons at varying temperatures.
5:Data Analysis Methods:
The decay time was analyzed using three exponential functions, and the emission spectra were measured using spectrometers.
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pulsed laser
MPL-F-266
CNI
Measuring the laser-induced emission spectrum and the decay time
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photomultiplier tube
H6610
Hamamatsu
Detecting light emitted from the glass sample
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oscilloscope
610Zi
Lecroy
Measuring the decay time
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spectrometer
QE65000
Ocean Optics Co.
Measuring the emission spectrum
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optical spectrometer
USB4000
Ocean Optics Co.
Measuring the proton-induced emission spectrum
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xenon lamp
FL3-2iHR
HORIBA Jobin Yvon
Measuring excitation and emission spectra
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X-ray tube
DRGEM Co.
Generating X-rays for inducing emission spectra
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