نتایج جستجو برای: core shell nanostructure
تعداد نتایج: 261404 فیلتر نتایج به سال:
a novel acrylic acid-functionalized fe3o4 magnetic nanoparticle with a core-shell structure was developed for utilization as a heterogeneous organosuperacid in chemical transformations. the structural, surface, and magnetic characteristics of the nanosized catalyst were investigated by various techniques such as transmission electron microscopy (tem), thermogravimetric analysis (tga), and ft-ir...
Fabrication of double core–shell Si-based anode materials with nanostructure for lithium-ion battery
Fe3O4 and Fe3O4/Ag core–shell nanocomposite powders were synthesized via the co-precipitation method. The structure, microstructure, magnetic, optical properties of studied. XRD patterns UV–Vis spectra showed that nanostructure particles successfully synthesized. AFM MFM mode micrographs confirm formation in nano-scale range. Both composite represented superparamagnetic behavior due to nanosize...
Uses of novel technologies for improving the durability and lifespan construction materials have emerged as viable solutions toward sustainable future wherein coating industry plays a significant role in economy growth better livelihoods. Thus, continual innovation various to introduce diverse market products has become indispensable. Properties like color stability under UV, elevated temperatu...
Fast cooling after sintering or annealing of BiFeO3-BaTiO3 mixed-oxide ceramics yields core-shell structures that give excellent functional properties, but their precise phase assemblage and nanostructure remains an open question. By comparing conventional electron energy loss spectroscopy (EELS) with scanning precession diffraction (SPED) mapping using a direct detector, we correlate chemical ...
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