• Leela Kumari
• Dr. Ajay Kumar Choudhary

Rare earth-doped phosphors have emerged as highly versatile materials for advanced technological applications, particularly in lighting, display devices, and bio-imaging. This study focuses on the synthesis, structural characterization, and optical analysis of phosphors doped with rare earth ions such as Eu3+. The structural properties were examined using techniques like X-ray diffraction (XRD), scanning electron microscopy (SEM), and Fourier-transform infrared (FTIR) spectroscopy, revealing high crystallinity, uniform morphology, and minimal lattice strain. The optical properties, including photoluminescence, were enhanced significantly by rare earth doping, demonstrating high quantum efficiency and thermal stability. The results highlight the potential of these materials for energy-efficient lighting and other optoelectronic applications. Additionally, the study identifies future research directions, including eco-friendly synthesis, co-doping strategies, and real-world integration into devices, establishing a foundation for further advancements in this field.

Phosphors, photoluminescence, Rare earth ions, quantum efficiency, thermal stability, energy-efficient lighting.

"Advances in Rare Earth-Doped Phosphors: Synthesis, Characterization and Applications in Optoelectronics", International Journal of Emerging Technologies and Innovative Research (www.jetir.org), ISSN:2349-5162, Vol.12, Issue 2, page no.f662-f667, February-2025, Available :http://www.jetir.org/papers/JETIR2502584.pdf

"Advances in Rare Earth-Doped Phosphors: Synthesis, Characterization and Applications in Optoelectronics", International Journal of Emerging Technologies and Innovative Research (www.jetir.org | UGC and issn Approved), ISSN:2349-5162, Vol.12, Issue 2, page no. ppf662-f667, February-2025, Available at : http://www.jetir.org/papers/JETIR2502584.pdf