High quantum efficiency and excellent color purity of red-emitting Eu<sup>3+</sup>-heavily doped Gd(BO<sub>2</sub>)<sub>3</sub>-Y<sub>3</sub>BO<sub>6</sub>-GdBO<sub>3</sub> phosphors for NUV-pumped WLED applications
Manh Trung Tran, Nguyễn Văn Quảng, Nguyễn Thị Huyền, Nguyen Tu, Nguyen Van Du, Đỗ Quang Trung, Nguyễn Trí Tuấn, Nguyễn Duy Hùng, Dao Xuan Viet, Duong Thanh Tung, Nguyen Duc Trung Kien, Tong Thi Hao Tam, Phạm Thành Huy
Abstract
Eu 3+ -doped phosphors have been much attractive owing to their narrow-band red emission peak at 610–630 nm with high color purity; however, the weak and narrow absorption band in the NUV region limits their applications.
Topics & Concepts
PhosphorChromaticityDopingQuantum efficiencyMaterials scienceAnalytical Chemistry (journal)Excited stateIonRed ColorAbsorption (acoustics)OptoelectronicsChemistryOpticsAtomic physicsPhysicsChromatographyOrganic chemistryComposite materialLuminescence Properties of Advanced MaterialsPerovskite Materials and ApplicationsLuminescence and Fluorescent Materials