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Article
Multi-site occupancies of Dy3+ in Ca3Gd(AlO)3(BO3)4 and their optical thermometric applications
Lanthanide-doped Ca3Ln(AlO)3(BO3)4 phosphors are adopted for numerous new types of applications with outstanding optical properties. Herein, the novel Ca3Gd(AlO)3(BO3)4:Dy3+ phosphors were synthesized by the high...
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Article
The single‐band red upconversion emission of Er3+ in YbOCl layered structure
The single-band red upconversion (UC) emission of lanthanide-doped materials have attracted attention due to its great potential for versatile applications. In this work, YbOCl:xEr3+ with super pure red UC emissi...
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Article
Influence of Eu3+ concentration on photoluminescence and structure of Ba3Y1 − zEuz(BO3)3
A series of Ba3Y1 − zEuz(BO3)3 has been synthesized via a conventional solid state method. XRD, SEM, FL, EDS and lifetime decay curves were utilized for characterization. XRD and SEM confirmed that the phase of s...
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Article
Synthesis, structure and photoluminescence properties of (Sr,Ca)AlSiN3:Eu2+ phosphor for white light emitting diodes with controllable optical performance
A series of SryCa1−x−yAlSiN3:xEu2+ (x = 0–0.01, y = 0–0.8) phosphors have been successfully prepared by solid state reaction under atmospheric pressure. All the phosphors exhibit orthorhombic crystal structure si...
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Article
Relaxed silicon-germanium on insulator substrate by layer transfer
The fabrication of 4 in, relaxed Si1−xGex-on-insulator (SGOI) substrates by layer transfer was demonstrated. A high-quality relaxed Si1−xGex layer was grown using ultrahigh vacuum chemical vapor deposition (UHVCV...