Site Selective Excitation and Energy Transfer in LiKGdF5 Crystal Co-doped with Er^3＋ and Tb^3＋

• 作 者: 尹民 Khaidukov N M KRUPA J C
• 机 构: StructureResearchLaboratory,KurnakovInstituteofGeneralandInorganicChemistry,InstitutdePhysiqueNucl&#
• 出 处: 中国稀土学报：英文版
• 发表日期: 2004年1期
• 关键词: 稀土 掺杂 LiKGdF5 钴 能量转变 发光性能 荧光材料 optics condensed matter physics energy transfer
• 基金项目: 国家自然科学基金，the Foundation of Ministry of Education for Training Elitist Project of the Century，the PhD Training Base Fund of China

Crystals of LiKGdF5∶Er3+, Tb3+ grown by the hydrothermal synthesis technique with concentrations of 2% and 0.4% were analysed. By using site selective excitation measured at low temperature, luminescence and excitation spectra from Er3+ and Tb3+ ions embe