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1841“…The key catalyst preparation conditions (i.e., impregnation concentration, calcination temperature and time) were optimized. The activity and stability of CoSO catalyst and its catalytic ozonation mechanism for TCH degradation were studied. …”
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1842por Rodríguez-Carrillo, Cristina, Torres García, Juan, Benítez, Miriam, El Haskouri, Jamal, Amorós, Pedro, Ros-Lis, Jose V.“…The materials are further calcined at 800 °C to increase particle size, with a better defined particle size and crystallinity. …”
Publicado 2022
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1843por Yu, Dazhuang, Jia, Tiekun, Deng, Zhao, Wei, Qichen, Wang, Kun, Chen, Lihua, Wang, Pingping, Cui, Jiedong“…P-doped graphitic carbon nitride tubes (P-CNTS) with different P concentrations were successfully fabricated via a pre-hydrothermal in combination with a calcination process under a nitrogen atmosphere. The as-prepared samples exhibited excellent photocatalytic performance with a hydrogen production rate (HPR) of 2749.3 μmol g(−1) h(−1), which was 17.5 and 6.6 times higher than that of the bulk graphitic carbon nitride (CNB) and graphitic carbon nitride tube (CNT). …”
Publicado 2022
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1844por Lu, Chung-Ming, Sharma, Raju Kumar, Lin, Pin-Yun, Huang, Yi-Hsun, Chen, Jung-Sheng, Lee, Wen-Chien, Chen, Chien-Yen“…The influences of different calcination temperatures, doping elements, and doping amounts during the preparation process on the photocatalytic performance and activity of the prepared TiO(2) powders were studied. …”
Publicado 2022
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1845por Wang, Qi, Han, Liang, Wang, Yutong, He, Zhong, Meng, Qingtong, Wang, Shiqing, Xiao, Ping, Jia, Xilai“…In this work, we developed a series of N-doped coal-based porous carbons (NCPCs) by calcining a mixture of anthracite, MgO, KOH and carbamide at 800 °C. …”
Publicado 2022
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1846“…In this study, the used D001 resin served as the matrix material and through simple impregnation and calcination, cobalt was successfully fixed on the carbon ball in the form of cobalt sulfide. …”
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1847“…In this study, the CeO(2)/MgAl-LDH(P123) composite was prepared using a nucleation/crystallization isolation method and aqueous reconstruction method, and CeO(2)/MgAl-LDO(P123) solid base catalyst was prepared by calcination with it as precursor. Thereafter, the morphology, crystal structure, functional group, and thermal stability of the catalyst were characterized using scanning electron microscopy, X-ray diffraction, Fourier-transform infrared spectroscopy, Brunauer–Emmett–Teller analysis, temperature-programmed desorption of carbon dioxide, thermogravimetry, and X-ray photoelectron spectroscopy. …”
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1848por Oliva, Giuseppe, Bianco, Maria Giovanna, Fiorillo, Antonino S., Pullano, Salvatore A.“…The proposed technique allows an easier deposition of a zeolite-based mixture, avoiding the use of chemicals and elevated temperature calcination processes. Results using radiation in the range 470–610 nm evidenced substantial enhancement of the fill factor, with maximum achieved values of over 40%. …”
Publicado 2022
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1849“…The valve is sewn onto the frame and consists of the porcine or bovine pericardium, which is specially treated to prevent calcinations and prolong durability. The lower part of the frame can be covered by polyethylene terephthalate fabric or a pericardial skirt, providing better sealing between the frame and aortic annulus. …”
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1850“…Silver doped zinc oxide nanoparticles (ZANPs) were synthesized by the gelatin mediated and polymerized sol-gel method, and a calcination temperature of 700 °C was applied for 2 h. …”
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1851“…The crystalline zeolites from this solvent-free and template free method have high ∼300 m(2) g(−1) surface areas directly from the synthesis without requiring high-temperature calcination. These materials are also comparably active to their commercial counterparts in cellulose and glucose biomass catalytic conversion to hydroxymethylfurfural.…”
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1852“…In this report, we have demonstrated the growth of turbostratic stacked graphene using waste ferric chloride solution as a feedstock by vaporization and calcination at 700 °C for 6 hours under an argon atmosphere. …”
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1853“…The metallic NPs of Au and Ag grown around a silica frame, using a thermo-reduction (calcination) process, showed a spherical shape with a size of about 30 nm. …”
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1854por Alecu, Andrada Elena, Balaceanu, Gabriel-Costin, Nicoara, Adrian Ionut, Neacsu, Ionela Andreea, Busuioc, Cristina“…Mg(2)SiO(4) powder was obtained using the sol-gel method, which was calcinated at 800 °C for 2 h; then, part of the powder was further used to make porous ceramics by mixing it with a porogenic agent (e.g., sucrose). …”
Publicado 2022
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1855por Wang, Yayang, Yang, Xiaojie, Lou, Jiahui, Huang, Yaqiong, Peng, Jian, Li, Yuesheng, Liu, Yi“…Z-500, which ZnO was 500 °C, referred to the calcination temperature) with the CN-200 exposed to electron beam radiation was better than those of either Z-500 or CN-200 alone. …”
Publicado 2022
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1856“…In this paper, the core-shell CNFs@Ni(OH)(2)/NiO composite electrodes were prepared by calcining carbon nanofibers (CNFs) coated with Ni(OH)(2) under an N(2) atmosphere, in which NiO was generated by the thermal decomposition of Ni(OH)(2). …”
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1857por Zăvoianu, Rodica, Tudorache, Mădălina, Parvulescu, Vasile I., Cojocaru, Bogdan, Pavel, Octavian D.“…The catalytic activity of the catalysts in the Claisen–Schmidt condensation between benzaldehyde and cyclohexanone showed a linear dependence to the basicity values. After 2 h, the calcined sample cLDH-CO(3)(2−)/OH(−)-CP provided a conversion value of 93% with a total selectivity toward 2,6-dibenzylidenecyclohexanone. …”
Publicado 2022
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1858por Yu, Huijuan, Zhang, Yingjie, Quan, Hong, Zhu, Dan, Liao, Shaohua, Gao, Cuiping, Yang, Rongbin, Zhang, Zhenyu, Ma, Qiang“…The results showed that the optimal calcination temperature of the Fe(5)Ce(5)Ti catalyst was 500 °C, and the optimal pH of the sol was 6. …”
Publicado 2023
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1859“…The results indicated that the FeO(x)/β-MnO(2) composite (Fe/Mn molar ratio of 0.3 and calcination temperature of 450 °C) had higher catalytic activity and a wider reaction temperature window compared with β-MnO(2). …”
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1860por Wei, Yue-Wei, Yang, Guang, Xu, Xi-Xi, Liu, Yan-Yan, Li, Bao-Jun, Wang, Yong-Zhao, Zhao, Yong-Xiang“…In this study, a carbon-coated zeolite was obtained by calcination at high temperatures using glucose as a carbon source. …”
Publicado 2023
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