Articles with "silica xerogel" as a keyword



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In-Situ Silica Xerogel Assisted Facile Synthesis of Fe-N-C Catalysts with Dense Fe-Nx Active Sites for Efficient Oxygen Reduction.

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Published in 2022 at "Small"

DOI: 10.1002/smll.202104934

Abstract: In the past decade, atomically dispersed Fe active sites (coordinated with nitrogen) on carbon materials (FeNC) have emerged rapidly as promising single-atom catalysts (SACs) for the oxygen reduction reaction (ORR) to substitute precious group metal… read more here.

Keywords: oxygen reduction; active sites; silica xerogel; xerogel ... See more keywords
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Biomimetic silica xerogel regulates indometacin release and oral bioavailability by virtue of chiral pores

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Published in 2020 at "Microporous and Mesoporous Materials"

DOI: 10.1016/j.micromeso.2019.109834

Abstract: Abstract Chiral materials exert special functions to be studied. To explore the chiral porous drug delivery effect of silica xerogel that synthesized using biomimetic method, two carriers with different chirality (BSX-CL and BSX-CD) were prepared.… read more here.

Keywords: oral bioavailability; bsx; bioavailability; silica xerogel ... See more keywords
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Sonochemical effect and pore structure tuning of silica xerogel by ultrasonic irradiation of semi-solid hydrogel.

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Published in 2021 at "Ultrasonics sonochemistry"

DOI: 10.1016/j.ultsonch.2021.105476

Abstract: Silica xerogels were prepared by the sol-gel method under ultrasonic irradiation, using tetraethylorthosilicate (TEOS) as the starting material. Hexamethyldisiloxane (HMDSO) was used as the hydrophobizing agent. When preparing silica xerogel, it is necessary to perform… read more here.

Keywords: irradiation; semi solid; solid hydrogel; ultrasonic irradiation ... See more keywords