Mostrando 1,061 - 1,080 Resultados de 2,601 Para Buscar '"Calcinate"', tiempo de consulta: 0.17s Limitar resultados
  1. 1061
    “…We herein report the preparation of a rare metal-free and highly efficient ORR/OER electrocatalyst by calcination of a mixture of blood meal and ascidian-derived cellulose nanofibers. …”
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  2. 1062
    “…The catalytic activity of Pd/zeolite catalysts was significantly affected by acid treatment of 13X zeolite support and various calcination temperatures (300 °C, 400 °C, 500 °C, 600 °C) of the Pd/zeolite catalyst. …”
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  3. 1063
    “…The sulfur vacancies were then manufactured by calcination under a nitrogen atmosphere. The existence of sulfur vacancies enhances the light absorption and promotes the separation and migration of the photoinduced charge carriers. …”
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  4. 1064
    “…Seeded scaffolds were calcinated during 21 days of cell culture in a non-differential medium, which showed the osteodifferentiation of MSCs. …”
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  5. 1065
    “…In this paper, sword-like CuO/CeO(2) composites were successfully synthesized by calcination of a strawsheave-like Ce-based metal–organic framework (Ce-BTC) containing suitable Cu loading as self-sacrificial templates at 500 °C. …”
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  6. 1066
    “…The catalytic results show that the Ca element doped in Pd/CeO(2), with optimum molar ratio of Pd to Ca of 2 and calcination temperature of 450 °C, improved the properties of the Pd-based catalyst remarkably, which is attributed to strong Pd–support interaction and high oxygen mobility. …”
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  7. 1067
    “…The composites are synthesized by hydrothermal reaction followed by calcination at 900 °C. Graphitic carbon nitride is used as a template and nitrogen source, and citric acid and cobalt nitrate hexahydrate are used as carbon and cobalt sources, respectively. …”
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  8. 1068
    “…Herein, a Si/Ge/graphite@C composite was successfully synthesized by ball-milling with subsequent calcination. By introducing Ge, graphite and an amorphous carbon coating, both tap density and electrochemical performance are improved significantly. …”
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  9. 1069
    “…Herein, we prepared Nb-doped anatase TiO(2) with Ti vacancies (Nb-TiO(2)) through a simple solvothermal and subsequent calcination process. The Nb doping widens the channels for metal ion diffusion, and the cationic vacancies can act as ion storage sites and improve the electrode conductivity. …”
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  10. 1070
    “…In the present study, binary oxide (cadmium oxide [CdO])(x) (zinc oxide [ZnO])(1–x) nanoparticles (NPs) at different concentrations of precursor in calcination temperature were prepared using thermal treatment technique. …”
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  11. 1071
    “…In the case of silica, the transformation to α-quartz in a furnace occurs above 1300 °C and that of titania, above 400 °C. These calcination processes are costly in energy but also often degrade complex material architectures or compositions. …”
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  12. 1072
    por Hussaini, Minaam, Vohra, Muhammad
    Publicado 2022
    “…Based on the characterization and initial selenocyanate adsorption results, the 250 °C calcined LDH-TiO(2) matrix was used for the selenocyanate photocatalysis. …”
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  13. 1073
    “…LiNi(0.8)Co(0.1)Mn(0.1)O(2) (LNCMO) cathode materials for lithium-ion batteries (LIBs) were prepared by the hydrothermal synthesis of precursors and high-temperature calcination. The effect of precursor hydrothermal synthesis temperature on the microstructures and electrochemical cycling performances of the Ni-rich LNCMO cathode materials were investigated by SEM, XRD, XPS and electrochemical tests. …”
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  14. 1074
    “…The Co/TiO(2) catalytic system showed better catalytic performance after support calcination at 380 °C. Co nanoparticles appeared well distributed along the mesopore channels of TiO(2). …”
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  15. 1075
    “…The sensing capabilities of the ZnO nanofilm against NO(2) were optimized by introducing an enrichment of oxygen vacancies through N(2) calcination at 650 °C. The presence of oxygen vacancies was proven using EDX and XPS. …”
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  16. 1076
    “…A significant photovoltage response in the region below 400 nm could be observed for the nanorods calcined at 650 and 800°C.…”
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  17. 1077
    “…The economic and environmen-friendly catalysts were prepared by a calcination method at 700–1,000°C for 4 h. The heterogeneous catalysts were characterized by X-ray diffraction (XRD), X-ray fluorescence (XRF), scanning electron microscopy (SEM), and the Brunauer-Emmett-Teller (BET) method. …”
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  18. 1078
    “…Furthermore, double-shell cobalt oxide (Co(3)O(4)) hollow particles could also be obtained through calcinating corresponding CoO hollow particles. The magnetic measurements revealed double-shell CoO and Co(3)O(4) hollow particles exhibit ferromagnetic and antiferromagnetic behaviour, respectively.…”
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  19. 1079
    “…Composite nanofibers consisting of Al(2)O(3)–SiO(2) were prepared by electrospinning in combination with post-calcination in air. X-ray diffraction, scanning electron microscopy, and transmission electron microscopy were used to investigate the crystalline phase and microstructure of the composite nanofibers. …”
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  20. 1080
    “…Nanocomposite of CoFe(2)O(4)/SrFe(12)O(19) has been synthesized by the electrospinning and calcination process. A novel method that cobalt powder was used to replace traditional cobalt salt in the precursor sol-gel for electrospinning was proposed. …”
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