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Effect of gallium doping on the magnetocaloric effect of LaFe11.2Co0.7Si1.1DENG Jianqiu a, CHEN Xiang b, and ZHUANG Yinghong b a Guangxi Key Laboratory for the Advance Materials and New Preparation... doping into the sample decreases the magnetic entropy change of the sample. All the samples remain in the first-order magnetic phase transition. The most striking effect of the Ga doping......
Doping effect on thermoelectric properties of nonstoichiometric AgSbTe2 compoundsSheng-nan Zhang1,2), Guang-yu Jiang1), Tie-jun Zhu1), Xin-bing Zhao1), and Sheng-hui Yang1) 1) State Key Laboratory... concentration of all the samples increased after doping. Thermoelectric properties, namely electrical con-ductivity, Seebeck coefficient, and thermal conductivity, were measured from 300 to 673 K......
on glass substrates by sol–gel spin-coating method. Their morphology and optical property were investigated. The micrographs for the six samples have no change with Bi3→doping. The emission spectra result...→increasing from 0 to0.08 mol, the emission intensity of samples strengthens and reaches a maximum at x = 0.08 mol, then decreases with the doping content to 0.10 mol.关键词:......
Rare Earth Doping Effects on Properties of Ceria-Zirconia Solid Solution胡玉才,殷平,梁涛,姜玮,刘冰摘 要:<正>Ce0.6Zr0.3RE0.1O2(RE = Y, La, Pr, Tb)solid solutions... compared with that for Ce0.6Zr0.4O2, indicating that dopant elements change chemistry environment of solid solutions which is available to improve redox performance. Compared with Pd/Ce0.6Zr0.4O2, doping......
by the doping ion’s magnetic permeability and the magnetic intensity. Key words: titanium dioxide; photochemical catalysis; magnetic field; doping ...荔松, 谭 敏, 陈永平, 等. 镧掺杂对TiO2薄膜性能的影响[J]. 世界科技研究与展, 2007, 29(5): 1-5.YIN Li-song, TAN Min, CHEN Yong-ping, et al. Effect of La doping on the properties of TiO2 thin film[J]. World Sci-Tech Research......
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Ab Initio Study of Doping Mechanisms in Ba TiO3-BiYO3张文芹,HUANG Xuechen,LIU HanxingState Key Laboratory of Advanced Technology for Composite Materials, Wuhan University of Technology摘 要:A density functional plane-wave pseudopotential method is used to study the doping mechanisms of impurity defects(BiBa,YTi) in BaTi O3-BiYO3. Single BiBa and YTi......
method.The reduction behavior and kinetics of pure WO3 and Sc2 O3-doped WO3 were studied by temperatureprogrammed reduction(TPR) method.It is found that scandia doping can decrease the reduction......
power, the intensity of the green emission increases. The upconversion luminescence and paramagnetic characteristics of the samples can be modulated by adjusting the doping concentration of Dy3... is attenuated. Key words: magnetic-optical; bifunctional; rare earth ions; doping 上转换材料在低能量红外光子的激发下可以发射从红光到紫外波长的高能量光子,在传感器,生物高清成像及红外探测等领域得到广泛应用[1-6].上转换发光材料通常由基体材料和掺杂的发光离子组成[7-9],如单一的NaLaF4基体材料并不发光,但掺杂稀土Er3+之后能发......
PPVand TiO2 nanoparticles. Key words:PPV/TiO2 nanocomposite; the doping effect; positron annihila-tion; [全文内容正在添加中] ......
