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of original rare earth material. Key words:irradiative material; fluorescent analysis; rare earths; [全文内容正在添加中] ......
Investigation of Chemical Bond Properties and Mssbauer Spectroscopy in YBa2Cu3O7 张思远1,高发明2,李东春2 (1.Changchun Institute of Applied Chemistry Academia Sinica, Changchun 130022, China;2.College... that the Cu(2)-O plane is more important than the Cu(1)-O chain on the superconductivity in the Y-123 compounds. Key words:physical chemistry; mssbauer spectroscopy; chemical bond; superconductor; rare......
Photoreflectance Spectroscopy for Study of Si/SiGe/Si Heterostructure Lin Huiwang1,TSIEN Pei-Hsin1,Liu Zhihong1,Xiong Xiaoyi1,CHEN Changchun1,Dou Weizhi1 (1.Institute of Microelectronics,Tsinghua University,Beijing 100084,China) Abstract:UHVCVD-grown Si/Si1- xGex/Si heterostructure was investigated by Photoreflectance spectroscopy (PR). The principle of PR used in semiconductor film......
is added above 0.5% (mass fraction). Key words: fluorescent properties; europium; terephthalic acid; 2-thienyltrifluoroacetonate 1 Introduction The design of complexes of trivalent rare earth ions... to their poor thermal, optical stability and low mechanical resistances. In recent years, although both the solubility and fluorescent intensity of the Eu(Ⅲ)- carboxylates were weaker than those of Eu(Ⅲ)-β......
SURFACE EXCITATION PARAMETER IN QUANTITATIVE SURFACE ANALYSIS BY ELECTRON SPECTROSCOPY H.M.Li1,Z.J.Ding1,Z.M.Zhang1,K. Salma1 (1.Hefei National Laboratory for Physical Sciences at Microscale and Department of Physics,University of Science and Technology of China, Hefei 230026, China) Abstract:The investigation of influence of surface effects on the energy spectra of electrons is essential......
Effect of red emitting fluorescent pigment on fluorescent color of SrAl2O4:Eu2+,Dy3+ phosphors陈志,朱亚楠,葛明桥Key Laboratory of Eco-textiles of Ministry of Education,Jiangnan University摘 要:Green-blue fluorescence emitting SrAl2O4:Eu2+,Dy3+ phosphors(SAOED) were coated by SiO2 and a coumarin type red-emitting fluorescent pigment(FP).The effects of the FP......
Effect of red emitting fluorescent pigment on fluorescent color of SrAl2O4:Eu2+,Dy3+ phosphors陈志,朱亚楠,葛明桥Key Laboratory of Eco-textiles of Ministry of Education,Jiangnan University摘 要:Green-blue fluorescence emitting SrAl2O4:Eu2+,Dy3+ phosphors(SAOED) were coated by SiO2 and a coumarin type red-emitting fluorescent pigment(FP).The effects of the FP......
Studies on Intermolecular Energy Transfer and Relaxation Processes in Solid Rare Earth Complexes by Photoacoustic Spectroscopy 于锡娟1,赵化章1,宋慧宇1,伍荣护1,苏庆德1 (1.Department of Chemistry, University.... The intermolecular energy transfer processes were studied from the point of the nonradiative transitions. Combined with the fluorescence spectroscopy, photoacoustic spectroscopy reflects the variation......
Surface Characterization of Ni64P20Fe16Amorphous Alloy by X-ray Photoelectron Spectroscopy and Auger Electron Spectroscopy姜洪刚,王景唐,丁炳哲摘 要:<正> The nature of the native oxides formed on thesurface layer of amorphous alloy Ni64P20Fe16hasbeen studied by X-ray photoelectron spectroscopy(XPS)and Auger electron spectroscopy(AES)withdepth profiling by ion......
J. Cent. South Univ. Technol. (2011) 18: 29-35 DOI: 10.1007/s11771-011-0654-1 Raman spectroscopy investigation of structural and textural change in C/C composites during braking LEI Bao... laminar pyrocarbon, before and after braking tests, were investigated by Raman spectroscopy. The full width at half maximum (FWHM) of the D-band indicates the amount of defects in the in-plane lattice......
