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Synthesis and spectroscopic studies of Zn4B6O13 and Eu/Tb single-doped Zn4B6O13 phosphors
《Journal of Rare Earths》2017年第5期441-445,共5页梁攀 王明珍 刘志宏 
Project supported by the National Natural Science Foundation of China(21573142)
In this study, Zn4B6O13, Eu-and Tb-doped Zn4B6O13 phosphors were prepared by conventional solid state reaction method and the samples were characterized by X-ray diffraction（XRD）, scanning electron microscopy（SEM）...
关键词：coordinates colors spectroscopic illumination instance transitions facile bands respective attributed 
Simulation of f-d transition using the extended crystal-field model:parameter dependent study for Er^(3+) in various hosts被引量：1
《Journal of Rare Earths》2010年第S1期258-261,共4页段昌奎 张友 马崇庚 谢国亚 胡流森 
Project supported by the National Natural Science Foundation of China (10874173,10704090,11074315,11011120083);the Foundation of the Education Committee of Chongqing (KJ090523);the Knowledge Innovation Project of the Chinese Academy of Sciences (KJCX2-YW-M1)
The 4f-5d transitions of Er3+ ions doped in crystals were widely studi ed due to their potential applications in quantum cutting phosphors and VUV lase rs,etc.The theory to do the calculations of 4f-5d transitions and...
关键词：f-d transitions ER3+ crystal-field interactions LiYF4 CAF2 Cs2NaY F6 rare earths 
Ab initio calculation of electronic structures and 4f-5d transitions of some rare earth ions doped in crystal YPO_4被引量：1
《Journal of Rare Earths》2008年第3期439-442,共4页王达君 夏上达 尹民 
the National Natural Science Foundation of China (50332050 and 10474092);Specialized Research Fund for the Doc-toral Program of Higher Education (20060358054)
The ab initio self-consistent DV-Xa （discrete variational Xa） method was used in its relativistic and spin-polarized model to investigate the ground-state electronic structttres of the crystal YPO4 and YPO4：RE^3＋ ...
关键词：YPO4： RE^3＋  DV-Xa transition state embedded cluster rare earths 
Recent Advances in Simple Model for 4f-5d Transitions of Lanthanide Ions in Solids
《Journal of Rare Earths》2007年第S1期262-267,共6页Ma Chonggeng M F.Reid Duan Changkui Xia Shangda Yin Min 
the National Natural Science Foundation of China(NSFC10474092,50332050);the City University of Hong Kong Research Grant(9360123)
The simple model for 4f-5d transitions of lanthanide ions in crystals was extended to deal with the case of the octahedral crystal field,where for the t_(2)component of 5d orbitals the spin-orbit interaction could not...
关键词：simple model f-d transition 5d spin-orbit interaction crystal field Tb^(3+) rare earths 
Poling Effects of Dielectric and Optical Properties on Pb(Zn1/3Nb2/3)1-xTixO3 Crystal
《Journal of Rare Earths》2006年第z1期166-168,共3页Tu Chi Shun Wang Fu Tang Chien R R Hugo Schmidt V Chew L L 
Dipolar relaxation and dielectric/piezoelectric resonance in a (001)-cut Pb(Zn1/3Nb2/3)0.9Ti0.1O3 (PZNT10%) single crystal before and after electric (E)-field poling were presented. Dielectric permittivities were meas...
关键词：Pb(Zn1/3Nb2/3)1-xTixO3 DIELECTRIC PERMITTIVITY phase TRANSITIONS refractive indices 
Study on F-F Transitions of Powdered Neodymium Compounds by Photoacoustic Spectroscopy被引量：5
《Journal of Rare Earths》2002年第1期10-14,共5页杨跃涛 苏庆德 赵贵文 张淑仪 
theNationalNaturalScienceFoundationofChina ( 196 340 5 0 )
Photoacoustic (PA) spectra of powdered neodymium oxide (Nd 2O 3 (A type)), neodymium hydrated chloride (NdCl 3·6H 2O) and neodymium fluoride (NdF 3) were reported. PA band shifts as compared to their positions i...
关键词：rare earths photoacoustic spectroscopy NEODYMIUM f  f transition oscillator strength 
Photoacoustic Spectral Analysis of f-f Transitions of Neodymium Compounds with TFA and HFA被引量：1
《Journal of Rare Earths》1998年第4期2-7,共6页杨跃涛 苏庆德 赵贵文 
The photoacoustic(PA) spectra of neodymium oxide, Nd 2O 3(A type), and trisfluoroacetylactone(TFA) and hexafluoroacetylactone(HFA) neodymium complexes, Nd(TFA) 3·2H 2O and Nd(HFA) 3·2H 2O, are reported. Th...
关键词：Rare earths Photoacoustic spectroscopy NEODYMIUM f  f transitions 
Effect of Different Ligand Field Strengths on the Oscillator Strengths of Lanthanide Ions
《Journal of Rare Earths》1998年第1期6-10,共5页武登国 孙元洪 李国柱 
The oscillator strengths of the absorption spectra for rare earth complexes in different solvents were determined and calculated on the basis of the JuddOfelt theory. The effect of different ligand field strengths on ...
关键词：Rare earths Rare earth complexes Hypersensitive transitions Oscillator strength 
Thermal Shift of Energy Levels in the Eu^(2+)-Doped Strontium Chlorophosphate
《Journal of Rare Earths》1993年第1期66-68,共3页滕玉洁 黄竹坡 宋增福 谢大弢 
The project supported by the National Natural Science Foundation of China
The thermal shift of 5d energy level of Eu^(2+) doped in Sr_5(PO_4)_3Cl have been measured in 10～ 700 K.A simulation calculation was worked out with a modified theoretical equation.
关键词：d-f transitions Thermal shift Strontium chlorophosphate 
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