Current Developments in Emerging Lanthanide-Doped Persistent Luminescent Scintillators and Their Applications.

Area of Science:

• Materials Science
• Optics
• Chemistry

Background:

• Lanthanide-doped scintillators convert X-ray irradiation into light (UV, Vis, NIR).
• Persistent luminescence (PersL) materials exhibit 'self-luminescence' after excitation.
• Lanthanide-doped persistent luminescent scintillators (PersLSs) are a novel class of materials with significant potential.

Purpose of the Study:

• To review current developments in lanthanide-doped persistent luminescent scintillators (PersLSs).
• To explore the PersL mechanism, synthesis, and property tuning of PersLSs.
• To highlight promising applications of PersLSs.

Main Methods:

• Literature review of recent advancements in PersLSs.
• Analysis of PersL mechanisms and synthetic methodologies.
• Examination of strategies for tuning emission wavelength, intensity, and duration.

Main Results:

• PersLSs exhibit tunable emission properties and extended luminescence durations.
• Various synthetic methods enable tailored PersLS characteristics.
• Key applications include information storage, encryption, anti-counterfeiting, bio-imaging, and photodynamic therapy.

Conclusions:

• PersLSs represent a significant advancement in luminescent materials.
• Tuning of properties allows for diverse and specialized applications.
• Further research in PersLSs is expected to yield innovative technologies.