Articles with "sio2 hollow" as a keyword



Hierarchically porous SiO2/C hollow microspheres: a highly efficient adsorbent for Congo Red removal

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Published in 2018 at "RSC Advances"

DOI: 10.1039/c8ra02988a

Abstract: Hierarchically porous SiO2/C hollow microspheres (HPSCHMs) were synthesized by a hydrothermal and NaOH-etching combined route. The adsorption performance of the prepared HPSCHMs was investigated to remove Congo Red (CR) in aqueous solution. The results show… read more here.

Keywords: sio2 hollow; adsorption; hollow microspheres; porous sio2 ... See more keywords

Upconversion-mediated Boltzmann thermometry in double-layered Bi2SiO5:Yb3+,Tm3+@SiO2 hollow nanoparticles

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Published in 2020 at "Journal of Materials Chemistry C"

DOI: 10.1039/d0tc01457e

Abstract: Ratiometric optical thermometry is one of the most promising techniques for contactless temperature sensing. However, despite the efforts devoted in the last decades, the development of nanothermometers characterized by high reliability along with suitable sensitivity… read more here.

Keywords: sio2 hollow; layered bi2sio5; double layered; thermometry ... See more keywords

C-SiO2 hollow nanostructures by a pseudo-hard-template route for outstanding perfluorooctanoic acid removal.

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Published in 2025 at "Chemical communications"

DOI: 10.1039/d5cc03249k

Abstract: A pseudo-hard-template, obtained by the self-assembly and disassembly of Victoria Pure Blue (VPB), was rationally designed to synthesize C-SiO2 hollow nanostructures (h-C-SiO2). The hollow nanostructures show unprecedented perfluorooctanoic acid (PFOA) removal performance with an adsorption… read more here.

Keywords: perfluorooctanoic acid; sio2 hollow; hollow nanostructures; hard template ... See more keywords