全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:Mahsa Asadniaye Fardjahromi , Majid Moghadam , Shahram Tangestaninejad ...
来源:[J].Journal of the Iranian Chemical Society(IF 1.467), 2017, Vol.14 (6), pp.1317-1323Springer
摘要:In this paper, we present an efficient and practical method for oxidation of alcohols to their corresponding carbonyl compounds catalyzed by [Mn(salophen)@nSTD]. This catalyst was synthesized, and characterized by FT-IR, UV–Vis, TGA, SEM and TEM. The results of experiments p...
作者:Qi Chen , Min Zuo , Yi-hu Song ...
来源:[J].Chinese Journal of Polymer Science(IF 1.27), 2017, Vol.35 (12), pp.1524-1539Springer
摘要:The variation of phase morphology, critical temperature of demixing, and molecular dynamics for polystyrene/poly(vinyl methyl ether) (PS/PVME) blends induced by hydrophilic nanosilica (A200) or hydrophobic nanosilica (R974) was investigated. With the phase separation of blend...
作者:Mahtab Kiani , Bahador Karami
来源:[J].Journal of the Iranian Chemical Society(IF 1.467), 2017, Vol.14 (3), pp.655-663Springer
摘要:Abstract(#br)Nanosilica molybdic acid (SMA NPs) was founded as an efficient and recyclable nanocatalyst for the synthesis of coumarin derivatives in excellent yields with good purity. Nano-SMA as a new solid acid was characterized by X-ray fluorescence, X-ray diffraction, energ...
作者:Hamdy El-Didamony , Ezzat El-Fadaly , Ahmed A. Amer ...
来源:[J].Boletín de la Sociedad Española de Cerámica y Vidrio(IF 0.404), 2019Elsevier
摘要:Abstract(#br)Nanosilica (NS) powders were synthesized from sodium silicate solution (SSS) and their effects on ceramics engobes were investigated. Synthesized NS powder was subjected to various characterization studies by transmission electron microscopy (TEM), X-ray diffractom...
作者:Douglas Hendrix , Jessica McKeon , Kay Wille
来源:[J].Materials(IF 2.247), 2019, Vol.12 (12)DOAJ
摘要:The dispersion quality of nanosilica (NS) is an essential parameter to influence and control the material characteristics of nanosilica-enhanced concrete. In this research, the dispersion quality of colloidal nanosilica in simulated concrete environments was investigated using dy...
作者:Ying-jie Xu , Yi-hu Song , Qiang Zheng
来源:[J].Chinese Journal of Polymer Science(IF 1.27), 2015, Vol.33 (5), pp.697-708Springer
摘要:Abstract(#br)The effects of nanosilica (SiO2) on crystallization and thermal aging behaviors of polyethylene terephthalate (PET) have been studied using differential scanning calorimetry (DSC) and polarized optical microscopy (POM), viscometry, tensile testing and sc...
作者:Tien Duc Pham , Thu Thuy Bui , Van Thanh Nguyen ...
来源:[J].Polymers(IF 1.687), 2018, Vol.10 (2)DOAJ
摘要:Adsorption of the polyelectrolyte polydiallyldimethylammonium chloride (PDADMAC) onto nanosilica (SiO2) fabricated from rice husk was studied in this work. Nanosilica was characterized by X-ray diffraction, Fourier-transform infrared spectroscopy (FTIR), and scanning electron...
作者:Tetyana Rakytska , Alla Truba , Evgen Radchenko ...
来源:[J].Nanoscale Research Letters(IF 2.524), 2015, Vol.10 (1), pp.1-9Springer
摘要:$$ \left(\mathrm{M}\mathrm{n}{\left(\mathrm{L}\right)}_2/\overline{\mathrm{Si}}\right) $$]]> : salicilaldiminopropyl (L1); 5-bromosalicilaldiminopropyl (L2); 2-hydroxynaphtaldiminopropyl (L3); 2-hydroxy-3-methoxybenzaldiminopropyl (L4); 2-hydroxy-3,5-dichloroacetophenonimino...
作者:Sonalee Das , Priyanka Pandey , Smita Mohanty ...
来源:[J].Journal of Inorganic and Organometallic Polymers and Materials(IF 1.174), 2017, Vol.27 (3), pp.641-657Springer
摘要:The current study aims to investigate the influence of UV aging on the properties of green polyurethane (MBPU) and polyurethane/nanosilica composite (MBPU/NS) coatings synthesized from transesterified castor oil and palm oil isocyanate for an exposure period of 1250 h. Changes ...
作者:Sáez del Bosque, I. F. , Martínez-Ramírez, S. , Blanco-Varela, M. T.
来源:[J].Materiales de Construccion(IF 0.788), 2015, Vol.65 (320)DOAJ
摘要:The pozzolanic reaction of nanosilica in contact with C3S was monitored via isothermal conduction calorimetry. Since that reaction is affected by heat, its variations with curing temperature (25, 40 and 65 °C) were also analysed. The findings showed that while C...

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