Mostrando 681 - 700 Resultados de 2,601 Para Buscar '"Calcinate"', tiempo de consulta: 0.32s Limitar resultados
  1. 681
  2. 682
    “…Their final chemical properties are impacted by calcination and reduction applied during the preparation and activation steps. …”
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  3. 683
    “…Analysis of the influence of calcination temperature revealed that the DMC-P123 catalyst calcined at 100 °C exhibited superior catalytic performance owing to reduced crystallinity and enhanced formation of the monoclinic phase. …”
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  4. 684
    “…In this study, antioxidative copper inks were prepared by dispersing the nanoparticles in the solution, and then conductive copper films can be obtained after calcining the copper ink at 250 °C in nitrogen atmosphere for 30 min. …”
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  5. 685
    “…The mesoporous N-doped TiO(2) can be easily synthesized by calcination of the multinuclear coordination cluster, but shows better photocatalytic activity than the one prepared by a conventional sol-gel method. …”
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  6. 686
  7. 687
    “…Mixtures of lime, BaCl(2), and silica fume with the ratio of (Ca + Ba)/Si = 2 were hydrothermally treated in stainless steel capsule at 110–150°C for 2–5 hours, calcined at 600–700°C for 3 hours, and analyzed by FTIR, XRD, TGA/DTA, and SEM techniques. …”
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  8. 688
    “…The particles’ aggregation to form hollow structures with obvious cavities can be attributed to the Li element volatilization during calcination process. All the LiNb(3)O(8) powders show high photocatalytic efficiency of degradation of methylene blue (MB), especially for the sample calcined at 700 °C (LNO700), with only 3 h to completely decompose MB. …”
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  9. 689
    “…Novel Z-Scheme CuBi(2)O(4)/β-Bi(2)O(3) composite photocatalysts with different mass ratios and calcination temperatures were firstly synthesized by the hydrothermal method following a temperature-programmed process. …”
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  10. 690
    “…We report systematic study of Dy(3+)-doped YVO(4) nanophosphors synthesized via modified Pechini technique. Effect of calcination temperature and doping concentration on structure and luminescence has been investigated. …”
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  11. 691
    “…Raman spectroscopy of products calcined at various temperatures reveal that the titania shell causes crystal distortion of the Cr(2)O(3) core, without changing the microstructures of the fabricated core–shell microspheres. …”
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  12. 692
    “…In this process, MgCO(3) is calcined, producing caustic magnesia (MgO) and high-purity CO(2). …”
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  13. 693
    “…The ability of sorbent for the sorption of CB dye follows this order: calcined > activated > native materials. Potato peel biochar (PPc) can be considered a promising adsorbent for removing persistent dyes from water.…”
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  14. 694
    “…Although the thermal treatment is of pivotal importance as a last step in the catalyst preparation, the effect of the calcination temperature of the wet-kneaded SiO(2)–MgO on the Lebedev process has not been clarified yet. …”
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  15. 695
    “…In this study, a Cu-Zn-Sn-O(CZTO) precursor was synthesized through the process of coprecipitation-calcination-ball milling-spin coating. The influence of pH, temperature, and PVP on the constituent of hydroxides was investigated in the process of coprecipitation. …”
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  16. 696
    “…The addition of certain amounts of the catalyst is required to reuse the catalyst as the leaching study showed the reduction of 22% of catalyst weight. The ability of calcined WPFP to catalyze transesterification at room temperature opens up the possibility to reduce biodiesel production cost.…”
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  17. 697
    “…Although the effects of the impurities on hydration properties and the mechanical strength of calcined gypsum have been analyzed, the impact and mechanism of soluble phosphorus on the phospho-gypsum under retardation is yet to be defined. …”
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  18. 698
    “…The key preparation procedures to excellent catalytic activity and high para-selectivity were the use of aqueous solutions of the Ti source and calcination at 650 °C prior to catalytic use.…”
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  19. 699
    “…These results provided evidence of the influence rule of Mn in the cement clinker calcination process. Furthermore, Raman spectroscopy showed great potential for the qualitative and semi-quantitative analysis of the cementitious materials derived from cement rotary kiln co-processing. …”
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  20. 700
    “…We report on the synthesis and characterization of V(2)O(5) nanoparticles grown using a sol–gel method at different calcination temperatures. We observed a surprising reduction in the optical band gap from 2.20 to 1.18 eV with increasing calcination temperature from 400 to 500 °C. …”
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